Stig Pedersen-Bjergaard

Stig Pedersen-Bjergaard

Professor


  1. 2024
  2. Published

    Electromembrane extraction of peptides – Looking retrospectively into published studies

    Rye, T. K., Dowlatshah, S., Hansen, F. A., Halvorsen, T. G. & Pedersen-Bjergaard, Stig, 2024, In: Advances in Sample Preparation. 9, 8 p., 100106.

    Research output: Contribution to journalJournal articlepeer-review

  3. Published

    Generic conditions for electromembrane extraction of polar bases

    Zhou, C., Dowlatshah, S., Hansen, F. A. & Pedersen-Bjergaard, Stig, 2024, In: Talanta. 267, 9 p., 125215.

    Research output: Contribution to journalJournal articlepeer-review

  4. Published

    Optimization of generic conditions for electromembrane extraction of basic substances of moderate or low polarity

    Song, C., Zhou, C., Hansen, F. A., Hay, A. O. & Pedersen-Bjergaard, Stig, 2024, In: Journal of Separation Science. 47, 3, 11 p., 2300801.

    Research output: Contribution to journalJournal articlepeer-review

  5. Published

    Parallel electromembrane extraction of peptides with monoterpene and medium-length fatty acid deep eutectic solvents

    Dowlatshah, S., Rye, T. K., Hansen, F. A., Halvorsen, T. G. & Pedersen-Bjergaard, Stig, 2024, In: Analytica Chimica Acta. 1297, 9 p., 342360.

    Research output: Contribution to journalJournal articlepeer-review

  6. 2023
  7. Published

    Editorial SI EuSP2022

    Psillakis, E., Pedersen-Bjergaard, Stig & Ozkan, S., Feb 2023, In: Advances in Sample Preparation. 5, 1 p., 100052.

    Research output: Contribution to journalEditorialpeer-review

  8. Published

    Conductive vial electromembrane extraction: Principles and practical operation

    Schüller, M., Hansen, F. A., Skaalvik, T. G. & Pedersen-Bjergaard, Stig, 2023, In: Analytical Science Advances. 4, 7-8, p. 236-243

    Research output: Contribution to journalJournal articlepeer-review

  9. Published

    Conductive vial electromembrane extraction of opioids from oral fluid

    Skaalvik, T. G., Zhou, C., Øiestad, E. L., Hegstad, S., Trones, R. & Pedersen-Bjergaard, Stig, 2023, In: Analytical and Bioanalytical Chemistry. 415, p. 5323–5335

    Research output: Contribution to journalJournal articlepeer-review

  10. Published

    Determination of amphetamine enantiomers in urine by conductive vial electromembrane extraction and ultra-high performance supercritical fluid chromatography tandem mass spectrometry

    Skaalvik, T. G., Øiestad, E. L., Pedersen-Bjergaard, Stig & Hegstad, S., 2023, In: Drug Testing and Analysis. 15, 8, p. 909-918

    Research output: Contribution to journalJournal articlepeer-review

  11. Published

    Determination of tryptamine analogs in whole blood by 96-well electromembrane extraction and UHPLC-MS/MS

    Schüller, M., McQuade, T. A. P., Bergh, M. S. S., Pedersen-Bjergaard, Stig & Øiestad, E. L., 2023, In: Talanta Open. 7, 100171.

    Research output: Contribution to journalJournal articlepeer-review

  12. Published

    Electromembrane extraction of peptides based on hydrogen bond interactions

    Dowlatshah, S., Hansen, F. A., Zhou, C., Ramos-Payán, M., Halvorsen, T. G. & Pedersen-Bjergaard, Stig, 2023, In: Analytica Chimica Acta. 1275, 8 p., 341610.

    Research output: Contribution to journalJournal articlepeer-review

  13. Published

    Enhancing liquid phase microextraction enrichment in microchip devices under semi-stagnant conditions

    Martín, A., Dowlatshah, S., Pedersen-Bjergaard, Stig & Ramos-Payán, M., 2023, In: Microchemical Journal. 195, 6 p., 109383.

    Research output: Contribution to journalJournal articlepeer-review

  14. Published

    Extraction performance of electromembrane extraction and liquid-phase microextraction in prototype equipment

    Schüller, M., Hansen, F. A. & Pedersen-Bjergaard, Stig, 2023, In: Journal of Chromatography A. 1710, 9 p., 464440.

    Research output: Contribution to journalJournal articlepeer-review

  15. Published

    Gel electro-membrane extraction: An overview on recent strategies for extraction efficiency enhancement

    Tabani, H., Dorabadizare, F. & Pedersen-Bjergaard, Stig, 2023, In: TrAC - Trends in Analytical Chemistry. 160, 116990.

    Research output: Contribution to journalReviewpeer-review

  16. Published

    Generic Liquid Membranes for Electromembrane Extraction of Bases with Low or Moderate Hydrophilicity

    Zhou, C., Dowlatshah, S., Hay, A. O., Schüller, M., Pedersen-Bjergaard, Stig & Hansen, F. A., 2023, In: Analytical Chemistry. 95, 23, p. 8982-8989

    Research output: Contribution to journalJournal articlepeer-review

  17. Published

    High-throughput quantification of emerging "nitazene" benzimidazole opioid analogs by microextraction and UHPLC-MS-MS

    Schüller, M., Lucic, I., Øiestad, Å. M. L., Pedersen-Bjergaard, Stig & Øiestad, E. L., 2023, In: Journal of Analytical Toxicology. 47, 9, p. 787-796

    Research output: Contribution to journalJournal articlepeer-review

  18. 2022
  19. Published

    A rapid and versatile microfluidic method for the simultaneous extraction of polar and non-polar basic pharmaceuticals from human urine

    Santigosa, E., Pedersen-Bjergaard, Stig, Giménez-Gómez, P., Muñoz, M. & Ramos-Payán, M., 2022, In: Analytica Chimica Acta. 1208, 9 p., 339829.

    Research output: Contribution to journalJournal articlepeer-review

  20. Published

    Advanced microextraction techniques for the analysis of amphetamines in human breast milk and their comparison with conventional methods

    Bavlovič Piskáčková, H., Nemeškalová, A., Kučera, R., Pedersen-Bjergaard, Stig, Najmanová, V., Štěrbová-Kovaříková, P., Kuchař, M. & Sýkora, D., 2022, In: Journal of Pharmaceutical and Biomedical Analysis. 210, 9 p., 114549.

    Research output: Contribution to journalJournal articlepeer-review

  21. Published

    Analytical Chemistry: There is No Green Like More Green

    Psillakis, E., Pedersen-Bjergaard, Stig & Ozkan, S., 2022, In: LCGC Europe. 35, 10, p. 438-439

    Research output: Contribution to journalEditorialpeer-review

  22. Published

    Direct Electromembrane Extraction‐Based Mass Spectrometry: A Tool for Studying Drug Metabolism Properties of Liver Organoids

    Skottvoll, F. S., Aizenshtadt, A., Hansen, F. A., Martinez, M. A., Andersen, J. M., Bogen, I. L., Kutter, Jörg P., Pedersen-Bjergaard, Stig, Lundanes, E., Krauss, S. & Wilson, S. R., 2022, In: Analysis & Sensing. 2, 2, e202100051.

    Research output: Contribution to journalJournal articlepeer-review

  23. Published

    Editorial SI reviews 2022

    Ouyang, G. & Pedersen-Bjergaard, Stig, 2022, In: Advances in Sample Preparation. 4, 1 p., 100046.

    Research output: Contribution to journalEditorialpeer-review

  24. Published

    Effect of sample matrices on supported liquid membrane: Efficient electromembrane extraction of cathinones from biological samples

    Hong, C., Dong, Y., Zhu, R., Yan, Y., Shen, X., Pedersen-Bjergaard, Stig & Huang, C., 2022, In: Talanta. 240, 123175.

    Research output: Contribution to journalJournal articlepeer-review

  25. Published

    Electromembrane extraction in microfluidic formats

    Hansen, F. A., Petersen, Nickolaj J., Kutter, Jörg P. & Pedersen-Bjergaard, Stig, 2022, In: Journal of Separation Science. 45, 1, p. 246-257

    Research output: Contribution to journalReviewpeer-review

  26. Published

    Electromembrane extraction of polar substances – Status and perspectives

    Eie, L. V., Pedersen-Bjergaard, Stig & Hansen, F. A., 2022, In: Journal of Pharmaceutical and Biomedical Analysis. 207, 17 p., 114407.

    Research output: Contribution to journalJournal articlepeer-review

  27. Published

    Electromembrane extraction – looking closer into the liquid membrane

    Hansen, F. A. & Pedersen-Bjergaard, Stig, 2022, In: Advances in Sample Preparation. 2, 6 p., 100020.

    Research output: Contribution to journalJournal articlepeer-review

  28. Published

    Liquid-phase microextraction in bioanalysis: How green can it be?

    Hay, A. O., Hansen, F. A., Psillakis, E. & Pedersen-Bjergaard, Stig, 2022, In: Green Analytical Chemistry. 3, 100028.

    Research output: Contribution to journalJournal articlepeer-review

  29. Published

    Membrane-based liquid-phase microextraction of basic pharmaceuticals: A study on the optimal extraction window

    Schüller, M., Tran, K. T. T., Øiestad, E. L. & Pedersen-Bjergaard, Stig, 2022, In: Journal of Chromatography A. 1664, 8 p., 462769.

    Research output: Contribution to journalJournal articlepeer-review

  30. Published

    The ten principles of green sample preparation

    López-Lorente, Á. I., Pena-Pereira, F., Pedersen-Bjergaard, Stig, Zuin, V. G., Ozkan, S. A. & Psillakis, E., 2022, In: TrAC - Trends in Analytical Chemistry. 148, 10 p., 116530.

    Research output: Contribution to journalReviewpeer-review

  31. 2021
  32. Published

    Electromembrane extraction of streptomycin from biological fluids

    Hansen, F. A. & Pedersen-Bjergaard, Stig, 22 Feb 2021, In: Journal of Chromatography A. 1639, 9 p., 461915.

    Research output: Contribution to journalJournal articlepeer-review

  33. Published

    Electromembrane extraction using deep eutectic solvents as the liquid membrane

    Hansen, F. A., Santigosa-Murillo, E., Ramos-Payán, M., Muñoz, M., Leere Øiestad, E. & Pedersen-Bjergaard, Stig, 25 Jan 2021, In: Analytica Chimica Acta. 1143, p. 109-116 8 p.

    Research output: Contribution to journalJournal articlepeer-review

  34. Published

    Analytical microextraction with supported liquid membranes

    Pedersen-Bjergaard, Stig, 2021, Analytical Sample Preparation With Nano- and Other High-Performance Materials. Elsevier, p. 97-109 13 p.

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearchpeer-review

  35. Published

    Determination of psychoactive drugs in serum using conductive vial electromembrane extraction combined with UHPLC-MS/MS

    Skaalvik, T. G., Øiestad, E. L., Trones, R., Pedersen-Bjergaard, Stig & Hegstad, S., 2021, In: Journal of Chromatography B: Analytical Technologies in the Biomedical and Life Sciences. 1183, 10 p., 122926.

    Research output: Contribution to journalJournal articlepeer-review

  36. Published

    Electromembrane Extraction and Mass Spectrometry for Liver Organoid Drug Metabolism Studies

    Skottvoll, F. S., Hansen, F. A., Harrison, S., Boger, I. S., Mrsa, A., Restan, M. S., Stein, M., Lundanes, E., Pedersen-Bjergaard, Stig, Aizenshtadt, A., Krauss, S., Sullivan, G., Bogen, I. L. & Wilson, S. R., 2021, In: Analytical Chemistry. 93, 7, p. 3576-3585 10 p.

    Research output: Contribution to journalJournal articlepeer-review

  37. Published

    Electromembrane extraction of anthracyclines from plasma: Comparison with conventional extraction techniques

    Bavlovič Piskáčková, H., Øiestad, E. L., Váňová, N., Lengvarská, J., Štěrbová-Kovaříková, P. & Pedersen-Bjergaard, Stig, 2021, In: Talanta. 223, 10 p., 121748.

    Research output: Contribution to journalJournal articlepeer-review

  38. Published

    Electromembrane extraction of peptides and amino acids - Status and perspectives

    Eie, L. V., Rye, T. K., Hansen, F., Halvorsen, T. G. & Pedersen-Bjergaard, Stig, 2021, In: Bioanalysis. 13, 4, p. 277-289 13 p.

    Research output: Contribution to journalReviewpeer-review

  39. Published

    Electromembrane extraction of peptides using deep eutectic solvents as liquid membrane

    Rye, T. K., Martinovic, G., Eie, L. V., Hansen, F. A., Halvorsen, T. G. & Pedersen-Bjergaard, Stig, 2021, In: Analytica Chimica Acta. 1175, 338717.

    Research output: Contribution to journalJournal articlepeer-review

  40. Published

    Green and sustainable drug analysis: Combining microsampling and microextraction of drugs of abuse

    Mestad, I. O., Gjelstad, A., Pedersen-Bjergaard, Stig & Øiestad, E. L., 2021, In: Sustainable Chemistry and Pharmacy. 24, 9 p., 100517.

    Research output: Contribution to journalJournal articlepeer-review

  41. Green microfluidic liquid-phase microextraction of polar and non-polar acids from urine

    Santigosa, E., Pedersen-Bjergaard, Stig, Muñoz, M. & Ramos-Payán, M., 2021, In: Analytical and Bioanalytical Chemistry. 413, p. 3717–3723

    Research output: Contribution to journalJournal articlepeer-review

  42. Published

    Microfluidic liquid-phase microextraction based on natural deep eutectic solvents immobilized in agarose membranes

    Dowlatshah, S., Saraji, M., Pedersen-Bjergaard, Stig & Ramos-Payán, M., 2021, In: Journal of Chromatography A. 1657, 6 p., 462580.

    Research output: Contribution to journalJournal articlepeer-review

  43. Published

    Organic-solvent-free electromembrane extraction based on semi-interpenetrating polymer networks

    Mei, H., Liu, H., Shang, Q., Dong, Y., Pedersen-Bjergaard, Stig, Huang, C. & Shen, X., 2021, In: Green Chemistry. 23, 4, p. 1782-1793

    Research output: Contribution to journalJournal articlepeer-review

  44. Published

    Quality papers on sample preparation and extraction

    Pedersen-Bjergaard, Stig, 2021, In: Talanta Open. 3, 100043.

    Research output: Contribution to journalJournal articlepeer-review

  45. Published

    Removal of Polymerase Chain Reaction Inhibitors by Electromembrane Extraction

    Liu, C., Huang, D., Yang, L., Wu, S., Shen, X., Pedersen-Bjergaard, Stig & Huang, C., 2021, In: Analytical Chemistry. 93, 33, p. 11488-11496

    Research output: Contribution to journalJournal articlepeer-review

  46. Published

    Selectivity and efficiency of electromembrane extraction of polar bases with different liquid membranes-Link to analyte properties

    Hansen, F. A., Tirandaz, S. & Pedersen-Bjergaard, Stig, 2021, In: Journal of Separation Science. 44, 13, p. 2631-2641

    Research output: Contribution to journalJournal articlepeer-review

  47. Published

    The electromembrane extraction of pharmaceutical compounds from animal tissues

    Bavlovič Piskáčková, H., Kollárová-Brázdová, P., Kučera, R., Macháček, M., Pedersen-Bjergaard, Stig & Štěrbová-Kovaříková, P., 2021, In: Analytica Chimica Acta. 1177, 338742.

    Research output: Contribution to journalJournal articlepeer-review

  48. Published

    Ultrasound-assisted electromembrane extraction with supported semi-liquid membrane

    Shang, Q., Mei, H., Feng, X., Huang, C., Pedersen-Bjergaard, Stig & Shen, X., 2021, In: Analytica Chimica Acta. 1184, 10 p., 339038.

    Research output: Contribution to journalJournal articlepeer-review

  49. Published

    Versatile Integration of Liquid-Phase Microextraction and Fluorescent Aptamer Beacons: A Synergistic Effect for Bioanalysis

    Lin, B., Liu, H., Huang, C., Xiao, X., Pedersen-Bjergaard, Stig & Shen, X., 2021, In: Analytical Chemistry. 93, 42, p. 14323-14333

    Research output: Contribution to journalJournal articlepeer-review

  50. 2020
  51. Published

    Impact of ion balance in electromembrane extraction

    Hansen, F., Jaghl, F., Leere Øiestad, E., Jensen, H., Pedersen-Bjergaard, Stig & Huang, C., 8 Aug 2020, In: Analytica Chimica Acta. 1124, p. 129-136 8 p.

    Research output: Contribution to journalJournal articlepeer-review

  52. Published

    Electromembrane extraction of highly polar bases from biological samples – Deeper insight into bis(2-ethylhexyl) phosphate as ionic carrier

    Hansen, F. A., Kubáň, P., Øiestad, E. L. & Pedersen-Bjergaard, Stig, 8 Jun 2020, In: Analytica Chimica Acta. 1115, p. 23-32 10 p.

    Research output: Contribution to journalJournal articlepeer-review

  53. Published

    Bioanalysis of pharmaceuticals using liquid-phase microextraction combined with liquid chromatography–mass spectrometry

    Hansen, F., Øiestad, E. L. & Pedersen-Bjergaard, Stig, 2020, In: Journal of Pharmaceutical and Biomedical Analysis. 189, 12 p., 113446.

    Research output: Contribution to journalReviewpeer-review

  54. Published

    Electromembrane Extraction Using Sacrificial Electrodes

    Hansen, F. A., Jensen, H. & Pedersen-Bjergaard, Stig, 2020, In: Analytical Chemistry. 92, 7, p. 5595-5603 9 p.

    Research output: Contribution to journalJournal articlepeer-review

  55. Published

    Electromembrane extraction of sodium dodecyl sulfate from highly concentrated solutions

    Restan, M. S., Skottvoll, F. S., Jensen, H. & Pedersen-Bjergaard, Stig, 2020, In: Analyst. 145, 14, p. 4957-4963 7 p.

    Research output: Contribution to journalJournal articlepeer-review

  56. Published

    Electromembrane extraction with vials of conducting polymer

    Drobnjak, M., Hansen, F., Øiestad, E. L., Løvli, T., Trones, R., Martinsen, Ø. G. & Pedersen-Bjergaard, Stig, 2020, In: LCGC North America. 38, 8, p. 435-439 5 p.

    Research output: Contribution to journalJournal articlepeer-review

  57. Published

    Emerging Extraction Strategies in Analytical Chemistry

    Hansen, F. A. & Pedersen-Bjergaard, Stig, 2020, In: Analytical Chemistry. 92, 1, p. 2-15

    Research output: Contribution to journalReviewpeer-review

  58. Published

    Exploiting agarose gel modified with glucose-fructose syrup as a green sorbent in rotating-disk sorptive extraction technique for the determination of trace malondialdehyde in biological and food samples

    Fashi, A., Cheraghi, M., Ebadipur, H., Ebadipur, H., Zamani, A., Badiee, H. & Pedersen-Bjergaard, Stig, 2020, In: Talanta. 217, 9 p., 121001.

    Research output: Contribution to journalJournal articlepeer-review

  59. Published

    Hollow fiber-based liquid phase microextraction followed by analytical instrumental techniques for quantitative analysis of heavy metal ions and pharmaceuticals

    Khan, W. A., Arain, M. B., Yamini, Y., Shah, N., Kazi, T. G., Pedersen-Bjergaard, Stig & Tajik, M., 2020, In: Journal of Pharmaceutical Analysis. 10, 2, p. 109-122 14 p.

    Research output: Contribution to journalReviewpeer-review

  60. Published

    Influence of acid-base dissociation equilibria during electromembrane extraction

    Restan, M. S., Ramsrud, S. B., Jensen, H. & Pedersen-Bjergaard, Stig, 2020, In: Journal of Separation Science. 43, 15, p. 3120-3128

    Research output: Contribution to journalJournal articlepeer-review

  61. Published

    Microextraction With Supported Liquid Membranes

    Pedersen-Bjergaard, Stig, 2020, Liquid-Phase Extraction. Poole, C. F. (ed.). Elsevier, p. 241-263 (Handbooks in Separation Science).

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearchpeer-review

  62. Microextraction approaches for bioanalytical applications: An overview

    Abdel-Rehim, M., Pedersen-Bjergaard, Stig, Abdel-Rehim, A., Lucena, R., Moein, M. M., Cárdenas, S. & Miró, M., 2020, In: Journal of Chromatography A. 1616, 460790.

    Research output: Contribution to journalJournal articlepeer-review

  63. Published

    Towards exhaustive electromembrane extraction under stagnant conditions

    Restan, M. S., Skjaervo, O., Martinsen, O. G. & Pedersen-Bjergaard, Stig, 2020, In: Analytica Chimica Acta. 1104, p. 1-9

    Research output: Contribution to journalJournal articlepeer-review

  64. Published

    Unidirectional solute transfer using a Janus membrane

    Dong, Y., Li, J., Pedersen-Bjergaard, Stig & Huang, C., 2020, In: Journal of Membrane Science. 596, 117723.

    Research output: Contribution to journalJournal articlepeer-review

  65. 2019
  66. Published

    Liquid-Phase Microextraction or Electromembrane Extraction?

    Wan, L., Lin, B., Zhu, R., Huang, C., Pedersen-Bjergaard, Stig & Shen, X., 2 Jul 2019, In: Analytical Chemistry. 91, 13, p. 8267-8273 7 p.

    Research output: Contribution to journalJournal articlepeer-review

  67. Published

    Electromembrane Extraction of Unconjugated Fluorescein Isothiocyanate from Solutions of Labeled Proteins Prior to Flow Induced Dispersion Analysis

    Restan, M. S., Pedersen, M. E., Jensen, H. & Pedersen-Bjergaard, Stig, 21 May 2019, In: Analytical Chemistry. 91, 10, p. 6702-6708

    Research output: Contribution to journalJournal articlepeer-review

  68. 3D cell culture models and organ-on-a-chip: Meet separation science and mass spectrometry

    Lin, A., Sved Skottvoll, F., Rayner, S., Pedersen-Bjergaard, Stig, Sullivan, G., Krauss, S., Ray Wilson, S. & Harrison, S., 1 Jan 2019, (Accepted/In press) In: Electrophoresis.

    Research output: Contribution to journalReviewpeer-review

  69. Published

    Analytical microextraction – Present status and future directions

    Pedersen-Bjergaard, Stig, 2019, In: Trends in Analytical Chemistry. 118, p. 770

    Research output: Contribution to journalJournal articlepeer-review

  70. Published

    Electromembrane extraction with solvent modification of the acceptor solution: improved mass transfer of drugs of abuse from human plasma

    Vårdal, L., Øiestad, E. L., Gjelstad, A., Jensen, H. & Pedersen-Bjergaard, Stig, 2019, In: Bioanalysis. 11, p. 755-771

    Research output: Contribution to journalJournal articlepeer-review

  71. Electromembrane extraction: Overview of the last decade

    Drouin, N., Kuban, P., Rudaz, S., Pedersen-Bjergaard, Stig & Schappler, J., 2019, In: Trends in Analytical Chemistry. 113, p. 357-363

    Research output: Contribution to journalJournal articlepeer-review

  72. Published

    Electromembrane extraction–looking into the future

    Pedersen-Bjergaard, Stig, 2019, In: Analytical and Bioanalytical Chemistry. 411, 9, p. 1687-1693

    Research output: Contribution to journalJournal articlepeer-review

  73. Published

    Introduction to Pharmaceutical Analytical Chemistry

    Pedersen-Bjergaard, Stig, Gammelgaard, Bente & Grønhaug Halvorsen, T., 2019, 2 ed. Wiley. 544 p.

    Research output: Book/ReportBookpeer-review

  74. Published

    Liquid-phase microextraction in 96-well plates – calibration and accurate quantification of pharmaceuticals in human plasma samples

    Ask, K. S., Lid, M., Øiestad, E. L., Pedersen-Bjergaard, Stig & Gjelstad, A., 2019, In: Journal of Chromatography A. 1602, p. 117-123

    Research output: Contribution to journalJournal articlepeer-review

  75. Published

    On-chip electromembrane extraction of acidic drugs

    Roman-Hidalgo, C., Santigosa-Murillo, E., Ramos-Payán, M., Petersen, Nickolaj J., Kutter, Jörg P. & Pedersen-Bjergaard, Stig, 2019, In: Electrophoresis. 40, 18-19, p. 2514-2521 8 p.

    Research output: Contribution to journalJournal articlepeer-review

  76. The modern role of smartphones in analytical chemistry

    Rezazadeh, M., Seidi, S., Lid, M., Pedersen-Bjergaard, Stig & Yamini, Y., 2019, In: Trends in Analytical Chemistry. 118, p. 548-555

    Research output: Contribution to journalJournal articlepeer-review

  77. 2018
  78. Published

    Nanoliter-Scale Electromembrane Extraction and Enrichment in a Microfluidic Chip

    Hansen, F. A., Sticker, Drago, Kutter, Jörg P., Petersen, Nickolaj J. & Pedersen-Bjergaard, Stig, 7 Aug 2018, In: Analytical Chemistry. 90, 15, p. 9322-9329

    Research output: Contribution to journalJournal articlepeer-review

  79. Published

    Electromembrane extraction of substances with weakly basic properties: A fundamental study with benzodiazepines

    Vårdal, L., Øiestad, E. L., Gjelstad, A. & Pedersen-Bjergaard, Stig, 1 May 2018, In: Bioanalysis. 10, 10, p. 769-781 13 p.

    Research output: Contribution to journalJournal articlepeer-review

  80. Published

    Continuous electromembrane extraction coupled with mass spectrometry – Perspectives and challenges

    Fuchs, D., Hidalgo, C. R., Payán, M. D. R., Petersen, Nickolaj J., Jensen, H., Kutter, Jörg P. & Pedersen-Bjergaard, Stig, 2018, In: Analytica Chimica Acta. 999, p. 27-36

    Research output: Contribution to journalJournal articlepeer-review

  81. Published

    Dried blood spots and parallel artificial liquid membrane extraction – A simple combination of microsampling and microextraction

    Ask, K. S., Øiestad, E. L., Pedersen-Bjergaard, Stig & Gjelstad, A., 2018, In: Analytica Chimica Acta. 1009, p. 56-64

    Research output: Contribution to journalJournal articlepeer-review

  82. Published

    Electromembrane extraction of high level substances: A novel approach for selective recovery of templates in molecular imprinting

    Lin, B., Wan, L., Sun, X., Huang, C., Pedersen-Bjergaard, Stig & Shen, X., 2018, In: Journal of Membrane Science. 568, p. 30-39 10 p.

    Research output: Contribution to journalJournal articlepeer-review

  83. Published

    Investigation of alternative supported liquid membranes in electromembrane extraction of basic drugs from human plasma

    Huang, C., Shen, X., Gjelstad, A. & Pedersen-Bjergaard, Stig, 2018, In: Journal of Membrane Science. 548, p. 176-183

    Research output: Contribution to journalJournal articlepeer-review

  84. Published

    Parallel artificial liquid membrane extraction of psychoactive analytes: a novel approach in therapeutic drug monitoring

    Olsen, K. N., Ask, K. S., Pedersen-Bjergaard, Stig & Gjelstad, A., 2018, In: Bioanalysis. 10, p. 385-395

    Research output: Contribution to journalJournal articlepeer-review

  85. Published

    Rapid determination of designer benzodiazepines, benzodiazepines, and Z-hypnotics in whole blood using parallel artificial liquid membrane extraction and UHPLC-MS/MS

    Vårdal, L., Wong, G., Øiestad, Å. M. L., Pedersen-Bjergaard, Stig, Gjelstad, A. & Øiestad, E. L., 2018, In: Analytical and Bioanalytical Chemistry. 410, 20, p. 4967-4978 12 p.

    Research output: Contribution to journalJournal articlepeer-review

  86. Semi-automated set-up for exhaustive micro-electromembrane extractions of basic drugs from biological fluids

    Dvorak, M., Seip, K. F., Pedersen-Bjergaard, Stig & Kuban, P., 2018, In: Analytica Chimica Acta. 1005, p. 34-42

    Research output: Contribution to journalJournal articlepeer-review

  87. 2017
  88. Published

    One-step extraction of polar drugs from plasma by Parallel Artificial Liquid Membrane Extraction

    Pilařová, V., Sultani, M., Ask, K. S., Nováková, L., Pedersen-Bjergaard, Stig & Gjelstad, A., 17 Feb 2017, In: Journal of Chromatography B: Analytical Technologies in the Biomedical and Life Sciences. 1043, p. 25-32

    Research output: Contribution to journalJournal articlepeer-review

  89. Published

    Arrested development – Given ongoing challenges in sample preparation and lack of novel alternatives, is it time to give liquid-phase microextraction (LPME) a second chance?

    Gjelstad, A., Rasmussen, K. E. & Pedersen-Bjergaard, Stig, 2017, In: The Analytical Scientist. 2, p. 46-49 4 p., 601.

    Research output: Contribution to journalJournal article

  90. Complexation-mediated electromembrane extraction of highly polar basic drugs – a fundamental study with catecholamines in urine as model system

    Fernández, E., Vårdal, L., Vidal, L., Canals, A., Gjelstad, A. & Pedersen-Bjergaard, Stig, 2017, In: Analytical and Bioanalytical Chemistry. 409, 17, p. 4215-4223 8 p.

    Research output: Contribution to journalJournal articlepeer-review

  91. Published

    Comprehensive study of buffer systems and local pH effects in electromembrane extraction

    Restan, M. S., Jensen, H., Shen, X., Huang, C., Martinsen, Ø. G., Kuban, P., Gjelstad, A. & Pedersen-Bjergaard, Stig, 2017, In: Analytica Chimica Acta. 984 , p. 116-123

    Research output: Contribution to journalJournal articlepeer-review

  92. Published

    Direct coupling of electromembrane extraction to mass spectrometry: Advancing the probe functionality toward measurements of zwitterionic drug metabolites

    Kige Rye, T., Fuchs, D., Pedersen-Bjergaard, Stig & Petersen, Nickolaj J., 2017, In: Analytica Chimica Acta. 983, p. 121-129 9 p.

    Research output: Contribution to journalJournal articlepeer-review

  93. Published

    Efficient discrimination and removal of phospholipids during electromembrane extraction from human plasma samples

    Vårdal, L., Gjelstad, A., Huang, C., Øiestad, E. L. & Pedersen-Bjergaard, Stig, 2017, In: Bioanalysis. 9, 8, p. 631-641 11 p.

    Research output: Contribution to journalJournal articlepeer-review

  94. Published

    Electromembrane extraction

    Huang, C., Chen, Z., Gjelstad, A., Pedersen-Bjergaard, Stig & Shen, X., 2017, In: Trends in Analytical Chemistry. 95, p. 47-56 10 p.

    Research output: Contribution to journalJournal articlepeer-review

  95. Published

    Electromembrane extraction with alkylated phosphites and phosphates as supported liquid membranes

    Huang, C., Gjelstad, A. & Pedersen-Bjergaard, Stig, 2017, In: Journal of Membrane Science. 526, p. 18-24 7 p.

    Research output: Contribution to journalJournal articlepeer-review

  96. Published

    Electromembrane extraction – Recent trends and where to go

    Pedersen-Bjergaard, Stig, Huang, C. & Gjelstad, A., 2017, In: Journal of Pharmaceutical Analysis. 7, 3, p. 141-147 7 p.

    Research output: Contribution to journalReviewpeer-review

  97. Published

    High-throughput liquid-liquid extraction in 96-well format: Parallel artificial liquid membrane extraction

    Gjelstad, A., Andresen, A. T., Dahlgren, A., Gundersen, T. E. & Pedersen-Bjergaard, Stig, 2017, In: LC GC Europe. 30, 1, p. 10-17

    Research output: Contribution to journalJournal articlepeer-review

  98. Maghemite nanoparticle-decorated hollow fiber electromembrane extraction combined with dispersive liquid-liquid microextraction for the determination of thymol from Carum copticum

    Khajeh, M., Pedersen-Bjergaard, Stig, Bohlooli, M., Barkhordar, A. & Ghaffari-Moghaddam, M., 2017, In: Journal of the Science of Food and Agriculture. 97, 5, p. 1517-1523 1523 p.

    Research output: Contribution to journalJournal articlepeer-review

  99. Published

    Parallel artificial liquid membrane extraction of new psychoactive substances in plasma and whole blood

    Vårdal, L., Askildsen, H., Gjelstad, A., Øiestad, E. L., Edvardsen, H. M. E. & Pedersen-Bjergaard, Stig, 2017, In: Journal of Chromatography B: Analytical Technologies in the Biomedical and Life Sciences. 1048, p. 77-84

    Research output: Contribution to journalJournal articlepeer-review

  100. 2016
  101. Published

    Fully Automated Electro Membrane Extraction Autosampler for LC-MS Systems Allowing Soft Extractions for High-Throughput Applications.

    Fuchs, D., Pedersen-Bjergaard, Stig, Jensen, H., Rand, Kasper Dyrberg, Hansen, S. H. & Petersen, Nickolaj J., 29 May 2016, In: Analytical Chemistry. 88, 13, p. 6797−6804 8 p.

    Research output: Contribution to journalJournal articlepeer-review

  102. Published

    Direct coupling of a flow-flow electromembrane extraction probe to LC-MS

    Fuchs, D., Gabel-Jensen, C., Jensen, H., Rand, Kasper Dyrberg, Pedersen-Bjergaard, Stig, Hansen, S. H. & Petersen, Nickolaj J., 2016, In: Analytica Chimica Acta. 905, p. 93-99 7 p.

    Research output: Contribution to journalJournal articlepeer-review

  103. Published

    Dried blood spots on carboxymethyl cellulose sheets: Rapid sample preparation based on dissolution and precipitation

    Skoglund Ask, K., Pedersen-Bjergaard, Stig & Gjelstad, A., 2016, In: Chromatographia. 79, 7, p. 509-514 6 p.

    Research output: Contribution to journalJournal articlepeer-review

  104. Published

    Electromembrane extraction of polar basic drugs from plasma with pure bis(2-ethylhexyl) phosphite as supported liquid membrane

    Huang, C., Seip, K. F., Gjelstad, A. & Pedersen-Bjergaard, Stig, 2016, In: Analytica Chimica Acta. 934, p. 80-87 8 p.

    Research output: Contribution to journalJournal articlepeer-review

  105. Extraction for analytical scale sample preparation (IUPAC Technical Report)

    Poole, C., Mester, Z., Miro, M., Pedersen-Bjergaard, Stig & Pawliszyn, J., 2016, In: Pure and Applied Chemistry. 88, p. 649-687 39 p.

    Research output: Contribution to journalJournal articlepeer-review

  106. Published

    Glossary of terms used in extraction (IUPAC Provisional Recommendations 2016)

    Poole, C., Mester, Z., Miro, M., Pedersen-Bjergaard, Stig & Pawliszyn, J., 2016, In: Pure and Applied Chemistry. 88, 5, p. 517-558 42 p.

    Research output: Contribution to journalJournal article

  107. Published

    Mass transfer in electromembrane extraction - The link between theory and experiments

    Huang, C., Jensen, H., Seip, K. F., Gjelstad, A. & Pedersen-Bjergaard, Stig, 2016, In: Journal of Separation Science. 39, 1, p. 188-197 10 p.

    Research output: Contribution to journalJournal articlepeer-review

  108. Micro-electromembrane extraction using multiple free liquid membranes and acceptor solutions – Towards selective extractions of analytes based on their acid-base strength

    Kuban, P., Seip, K. F., Gjelstad, A. & Pedersen-Bjergaard, Stig, 2016, In: Analytica Chimica Acta. 943, p. 64-73 10 p.

    Research output: Contribution to journalJournal articlepeer-review

  109. Published

    Organic solvents in electromembrane extraction: recent insights

    Huang, C., Gjelstad, A. & Pedersen-Bjergaard, Stig, 2016, In: Reviews in Analytical Chemistry. 35, 4, p. 169-183 14 p.

    Research output: Contribution to journalJournal articlepeer-review

  110. Published

    Parallel artificial liquid membrane extraction as an efficient tool for removal of phospholipids from human plasma

    Ask, K. S., Bardakci, T., Parmer, M. P., Halvorsen, T. G., Øiestad, E. L., Pedersen-Bjergaard, Stig & Gjelstad, A., 2016, In: Journal of Pharmaceutical and Biomedical Analysis. 129, p. 229-236 8 p.

    Research output: Contribution to journalJournal articlepeer-review

  111. 2015
  112. Published

    Real Time Extraction Kinetics of Electro Membrane Extraction Verified by Comparing Drug Metabolism Profiles Obtained from a Flow-Flow Electro Membrane Extraction-Mass Spectrometry System with LC-MS

    Fuchs, D., Jensen, H., Pedersen-Bjergaard, Stig, Gabel-Jensen, C., Hansen, S. H. & Petersen, Nickolaj J., 2 Jun 2015, In: Analytical Chemistry. 87, 11, p. 5774-81 8 p.

    Research output: Contribution to journalJournal articlepeer-review

  113. Published

    Analysis of Small-Molecule Drugs in Biological Fluids

    Hansen, S. H. & Pedersen-Bjergaard, Stig, 23 May 2015, Bioanalysis of Pharmaceuticals: Sample Preparation, Chromatography and Mass Spectrometry. Wiley Online, p. 207-260 54 p.

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearchpeer-review

  114. Published

    Gas Chromatography (GC)

    Pedersen-Bjergaard, Stig, 23 May 2015, Bioanalysis of Pharmaceuticals: Sample Preparation, Chromatography and Mass Spectrometry. Wiley Online, p. 173-206 34 p.

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearchpeer-review

  115. Published

    In-line coupling of electro membrane extraction (eme) to ms and lc-ms

    Fuchs, D., Jensen, H., Pedersen-Bjergaard, Stig & Petersen, Nickolaj J., 1 Jan 2015, MicroTAS 2015 - 19th International Conference on Miniaturized Systems for Chemistry and Life Sciences. Chemical and Biological Microsystems Society, p. 972-974 3 p.

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsCommunication

  116. Published

    Application of hollow cylindrical wheat stem for electromembrane extraction of thorium in water samples

    Khajeh, M., Pedersen-Bjergaard, Stig, Barkhordar, A. & Bahlooli, M., 2015, In: Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy. 137, p. 328-332 5 p.

    Research output: Contribution to journalJournal articlepeer-review

  117. Published

    BIOANALYSIS OF PHARMACEUTICALS: Sample preparation, separation techniques and mass spectrometry

    Hansen, S. H., Pedersen-Bjergaard, Stig, Reubsaet, L., Grønhaug Halvorsen, T., Gjelstad, A., Jørgensen, M. & Kall, M. A., 2015, 1 ed. Wiley. 318 p.

    Research output: Book/ReportBookpeer-review

  118. Published

    Combination of electromembrane extraction and liquid-phase microextraction in a single step: Simultaneous group separation of acidic and basic drugs

    Huang, C., Seip, K. F., Gjelstad, A., Shen, X. & Pedersen-Bjergaard, Stig, 2015, In: Analytical Chemistry. 87, 13, p. 6951-6957 7 p.

    Research output: Contribution to journalJournal articlepeer-review

  119. Published

    Electromembrane extraction as a rapid and selective miniaturized sample preparation technique for biological fluids

    Gjelstad, A., Pedersen-Bjergaard, Stig & Seip, K. F., 2015, In: Bioanalysis. 7, 17, p. 2203-2209 7 p.

    Research output: Contribution to journalJournal articlepeer-review

  120. Published

    Electromembrane extraction for pharmaceutical and biomedical analysis: Quo vadis

    Huang, C., Seip, K. F., Gjelstad, A. & Pedersen-Bjergaard, Stig, 2015, In: Journal of Pharmaceutical and Biomedical Analysis. 113, p. 97-107 11 p.

    Research output: Contribution to journalJournal articlepeer-review

  121. Published

    Exhaustive and stable electromembrane extraction of acidic drugs from human plasma

    Huang, C., Gjelstad, A., Seip, K. F., Jensen, H. & Pedersen-Bjergaard, Stig, 2015, In: Journal of Chromatography A. 1425, p. 81-87 7 p.

    Research output: Contribution to journalJournal articlepeer-review

  122. Published

    Exhaustive extraction of peptides by electromembrane extraction

    Huang, C., Gjelstad, A. & Pedersen-Bjergaard, Stig, 2015, In: Analytica Chimica Acta. 853, p. 328-334 7 p.

    Research output: Contribution to journalJournal articlepeer-review

  123. Published

    Introduction

    Pedersen-Bjergaard, Stig, 2015

    Research output: Book/ReportBook

  124. Published

    On-chip electromembrane extraction for monitoring drug metabolism in real time by electrospray ionization mass spectrometry

    Petersen, Nickolaj J., Jensen, H. & Pedersen-Bjergaard, Stig, 2015, Microchip Capillary Electrophoresis Protocols. Van Schepdael, A. (ed.). Humana Press, Vol. 1274. p. 171-82 12 p. (Methods in molecular biology (Clifton, N.J.)).

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearchpeer-review

  125. Published

    Parallel artificial liquid membrane extraction of acidic drugs from human plasma

    Roldan-Pijuan, M., Pedersen-Bjergaard, Stig & Gjelstad, A., 2015, In: Analytical and Bioanalytical Chemistry. 407, 10, p. 2811-2819 9 p.

    Research output: Contribution to journalJournal articlepeer-review

  126. Published

    Sample Preparation

    Pedersen-Bjergaard, Stig, Gjelstad, A. & Halvorsen, T. G., 2015

    Research output: Book/ReportBook

  127. Published

    Selective electromembrane extraction based on isoelectric point: Fundamental studies with angiotensin II antipeptide as model analyte

    Huang, C., Gjelstad, A. & Pedersen-Bjergaard, Stig, 2015, In: Journal of Membrane Science. 481, p. 115-123 9 p.

    Research output: Contribution to journalJournal articlepeer-review

  128. Published

    The potential of electromembrane extraction for bioanalytical applications

    Seip, K. F., Gjelstad, A. & Pedersen-Bjergaard, Stig, 2015, In: Bioanalysis. 7, 4, p. 463-480 18 p.

    Research output: Contribution to journalJournal articlepeer-review

  129. 2014
  130. Published

    Salt effects in electromembrane extraction

    Seip, K. F., Jensen, H., Kieu, T. E., Gjelstad, A. & Pedersen-Bjergaard, Stig, 20 Jun 2014, In: Journal of Chromatography A. 1347, p. 1-7 7 p.

    Research output: Contribution to journalJournal articlepeer-review

  131. Published

    Design and implementation of an automated liquid-phase microextraction-chip system coupled on-line with high performance liquid chromatography

    Li, B., Petersen, Nickolaj J., Payán, M. D. R., Hansen, S. H. & Pedersen-Bjergaard, Stig, Mar 2014, In: Talanta. 120, p. 224-9 6 p.

    Research output: Contribution to journalJournal articlepeer-review

  132. Published

    Development of a flat membrane based device for electromembrane extraction: a new approach for exhaustive extraction of basic drugs from human plasma

    Huang, C., Eibak, L. E. E., Gjelstad, A., Shen, X., Trones, R., Jensen, H. & Pedersen-Bjergaard, Stig, 24 Jan 2014, In: Journal of Chromatography A. 1326, p. 7-12 6 p.

    Research output: Contribution to journalJournal articlepeer-review

  133. Published

    Challenges and new directions in analytical sample preparation

    Gjelstad, A. & Pedersen-Bjergaard, Stig, Jan 2014, In: Analytical and Bioanalytical Chemistry. 406, 2, p. 375-6 2 p.

    Research output: Contribution to journalJournal articlepeer-review

  134. Published

    A new tool for sample preparation

    Parmer, M., Gjelstad, A. & Pedersen-Bjergaard, Stig, 2014, In: G I T. 18, 11-12, p. 18-19 2 p.

    Research output: Contribution to journalJournal article

  135. Published

    Development and characterization of a small electromembrane extraction probe coupled with mass spectrometry for real-time and online monitoring of in vitro drug metabolism

    Dugstad, H. B., Petersen, Nickolaj J., Jensen, H., Gabel-Jensen, C., Hansen, S. H. & Pedersen-Bjergaard, Stig, 2014, In: Analytical and Bioanalytical Chemistry. 406, 2, p. 421-429

    Research output: Contribution to journalJournal articlepeer-review

  136. Published

    Electromembrane extraction - Three-phase electrophoresis for future preparative applications

    Gjelstad, A. & Pedersen-Bjergaard, Stig, 2014, In: Electrophoresis. 35, 17, p. 2421-2428 8 p.

    Research output: Contribution to journalJournal articlepeer-review

  137. Published

    Parallel electromembrane extraction in a multiwall plate

    Eng Eibak, L. E., Parmer, M. P., Gjelstad, A., Rasmussen, K. E. & Pedersen-Bjergaard, Stig, 2014, In: Analytical and Bioanalytical Chemistry. 406, 2, p. 431-440 10 p.

    Research output: Contribution to journalJournal articlepeer-review

  138. Published

    Parallel electromembrane extraction in the 96-well format

    Eng Eibak, L. E., Rasmussen, K. E., Leere Øiestad, E., Pedersen-Bjergaard, Stig & Gjelstad, A., 2014, In: Analytica Chimica Acta. 828, p. 46-52 7 p.

    Research output: Contribution to journalJournal articlepeer-review

  139. Published

    Stability and efficiency of supported liquid membranes in electromembrane extraction – A link to solvent properties

    Seip, K. F., Faizi, M., Vergel, C., Gjelstad, A. & Pedersen-Bjergaard, Stig, 2014, In: Analytical and Bioanalytical Chemistry. 406, 8, p. 2151-2161 11 p.

    Research output: Contribution to journalJournal articlepeer-review

  140. 2013
  141. Published

    Nano-electromembrane extraction

    Payán, M. D. R., Li, B., Petersen, Nickolaj J., Jensen, H., Hansen, S. H. & Pedersen-Bjergaard, Stig, 27 Jun 2013, In: Analytica Chimica Acta. 785, p. 60-6 7 p.

    Research output: Contribution to journalJournal articlepeer-review

  142. Published

    Parallel artificial liquid membrane extraction: micro-scale liquid-liquid-liquid extraction in the 96-well format

    Gjelstad, A., Rasmussen, K. E., Parmer, M. P. & Pedersen-Bjergaard, Stig, Jun 2013, In: Bioanalysis. 5, 11, p. 1377-85 9 p.

    Research output: Contribution to journalJournal articlepeer-review

  143. Published

    Electromembrane extraction from aqueous samples containing polar organic solvents

    Seip, K. F., Gjelstad, A. & Pedersen-Bjergaard, Stig, 2013, In: Journal of Chromatography A. 1308, p. 37-44 8 p.

    Research output: Contribution to journalJournal articlepeer-review

  144. Published

    Electromembrane extraction: Distribution or electrophoresis?

    Seip, K. F., Jensen, H., Hovde Sønsteby, M., Gjelstad, A. & Pedersen-Bjergaard, Stig, 2013, In: Electrophoresis. 34, p. 792-799 8 p.

    Research output: Contribution to journalJournal articlepeer-review

  145. Published

    High-throughput analysis of drugs in biological fluids by desorption electrospray ionization mass spectrometry coupled with thin liquid membrane extraction

    Rosting, C., Pedersen-Bjergaard, Stig, Hansen, S. H. & Janfelt, Christian, 2013, In: Analyst. 138, 20, p. 5965-72 8 p.

    Research output: Contribution to journalJournal articlepeer-review

  146. Published

    Recent developments in electromembrane extraction

    Gjelstad, A. & Pedersen-Bjergaard, Stig, 2013, In: Analytical Methods. 5, p. 4549-4557 8 p.

    Research output: Contribution to journalJournal articlepeer-review

  147. Published

    Simpelt system viser lægemidlers omdannelse i kroppen

    Petersen, Nickolaj J., Jensen, H., Hansen, S. H. & Pedersen-Bjergaard, Stig, 2013, In: Lægemiddelforskning. 2013, p. 35-37

    Research output: Contribution to journalJournal article

  148. Published

    Storage of oral fluid as dried spots on alginate and chitosan foam – A new concept for oral fluid collection

    Lødøen, C. P., Eng Eibak, L. E., Rasmussen, K. E., Pedersen-Bjergaard, Stig, Andersen, T. & Gjelstad, A., 2013, In: Bioanalysis. 3, p. 317-325 9 p.

    Research output: Contribution to journalJournal articlepeer-review

  149. 2012
  150. Published

    Hollow fiber liquid-phase microextraction

    Gjelstad, A., Rasmussen, K. E. & Pedersen-Bjergaard, Stig, 31 Dec 2012, Comprehensive Sampling and Sample Preparation: Analytical Techniques for Scientists. Elsevier, p. 475-496 22 p.

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearchpeer-review

  151. Published

    Kinetic aspects of hollow fiber liquid-phase microextraction and electromembrane extraction

    Gjelstad, A., Jensen, H., Rasmussen, K. E. & Pedersen-Bjergaard, Stig, 12 Sep 2012, In: Analytica Chimica Acta. 742, p. 10-6 7 p.

    Research output: Contribution to journalJournal articlepeer-review

  152. Published

    Sample preparation - A modern and complex field

    Pedersen-Bjergaard, Stig & Greibrokk, T., 1 Sep 2012, In: Journal of Separation Science. 35, 18

    Research output: Contribution to journalEditorialpeer-review

  153. Published

    The potential application of electromembrane extraction for the analysis of peptides in biological fluids

    Seip, K. F., Gjelstad, A. & Pedersen-Bjergaard, Stig, Aug 2012, In: Bioanalysis. 4, 16, p. 1971-3 3 p.

    Research output: Contribution to journalEditorialpeer-review

  154. Published

    Electromembrane extraction of stimulating drugs from undiluted whole blood

    Jamt, R. E. G., Gjelstad, A., Eibak, L. E. E., Øiestad, E. L., Christophersen, A. S., Rasmussen, K. E. & Pedersen-Bjergaard, Stig, 6 Apr 2012, In: Journal of Chromatography A. 1232, p. 27-36 10 p.

    Research output: Contribution to journalJournal articlepeer-review

  155. Published

    Alginate and chitosan foam combined with electromembrane extraction for dried blood spot analysis

    Eibak, L. E. E., Hegge, A. B., Rasmussen, K. E., Pedersen-Bjergaard, Stig & Gjelstad, A., 2012, In: Analytical Chemistry. 84, 20, p. 8783-8789

    Research output: Contribution to journalJournal articlepeer-review

  156. Published

    Exhaustive electromemebrane extraction of some basic drugs from human plasma followed by liquid chromatography-mass spectrometry

    Eibak, L. E. E., Gjelstad, A., Rasmussen, K. E. & Pedersen-Bjergaard, Stig, 2012, In: Journal of Pharmaceutical and Biomedical Analysis. 57, p. 33-38

    Research output: Contribution to journalJournal articlepeer-review

  157. Published

    Fast, selective, and sensitive analysis of low-abundance peptides in human plasma by electromembrane exctraction

    Balchen, M., Lund, H., Reubsaet, L. & Pedersen-Bjergaard, Stig, 2012, In: Analytica Chimica Acta. 716, p. 16-23

    Research output: Contribution to journalJournal articlepeer-review

  158. Published

    Hollow fiber liquid-phase microextraction

    Gjelstad, A., Rasmussen, K. E. & Pedersen-Bjergaard, Stig, 2012

    Research output: Book/ReportBookpeer-review

  159. Published

    Introduction to pharmaceutical chemical analysis

    Hansen, S. H., Pedersen-Bjergaard, Stig & Rasmussen, K. E., 2012, Chichester: Wiley. 477 p.

    Research output: Book/ReportBookpeer-review

  160. Published

    Liquid-phase microextraction and desorption electrospray ionization mass spectrometry for identification and quantification of basic drugs in human urine

    Thunig, J., Flø, L., Pedersen-Bjergaard, Stig, Hansen, S. H. & Janfelt, Christian, 2012, In: Rapid Communications in Massspectrometry. 26, 2, p. 133-140

    Research output: Contribution to journalJournal articlepeer-review

  161. Published

    Liquid-phase microextraction in a microfluidic-chip: high enrichment and sample clean-up from small sample volumes based on three-phase extraction

    Payán, M. D. R., Jensen, H., Petersen, Nickolaj J., Hansen, S. H. & Pedersen-Bjergaard, Stig, 2012, In: Analytica Chimica Acta. 735, p. 46-53 8 p.

    Research output: Contribution to journalJournal articlepeer-review

  162. Published

    On-chip electromembrane extraction for monitoring drug metabolism in real time by electrospray ionization mass spectrometry

    Petersen, Nickolaj J., Pedersen, J. S., Poulsen, N. N., Jensen, H., Skonberg, C., Hansen, S. H. & Pedersen-Bjergaard, Stig, 2012, In: The Analyst. 137, 14, p. 3321-3327 7 p.

    Research output: Contribution to journalJournal articlepeer-review

  163. Published

    Selective electromembrane extraction at low voltages based on analyte polarity and charge

    Domínguez, N. C., Gjelstad, A., Nadal, A. M., Jensen, H., Petersen, Nickolaj J., Hansen, S. H., Rasmussen, K. E. & Pedersen-Bjergaard, Stig, 2012, In: Journal of Chromatography A. 1248, p. 48-54 7 p.

    Research output: Contribution to journalJournal articlepeer-review

  164. 2011
  165. Published

    Electromembrane extraction of peptides - fundamental studies on the supported liquid membrane

    Seip, K. F., Stigsson, J., Gjelstad, A., Balchen, M. & Pedersen-Bjergaard, Stig, Dec 2011, In: Journal of Separation Science. 34, 23, p. 3410-7 8 p.

    Research output: Contribution to journalJournal articlepeer-review

  166. Published

    Hollow-fiber liquid-phase microextraction in the three-phase mode- practical considerations

    Gjelstad, A., Taherkhani, H., Rasmussen, K. E. & Pedersen-Bjergaard, Stig, Dec 2011, In: LCGC North America. 29, 12, p. 1-8 8 p.

    Research output: Contribution to journalJournal articlepeer-review

  167. Published

    Hollow-fibre liquid-phase microextraction in the three-phase mode - practical considerations

    Gjelstad, A., Taherkhani, H., Rasmussen, K. E., Pedersen-Bjergaard, Stig & Majors, R. E., Dec 2011, In: LC GC Europe. 24, 12, p. 1-9 9 p.

    Research output: Contribution to journalJournal articlepeer-review

  168. Electromembrane extraction: a new technique for accelerating bioanalytical sample preparation

    Gjelstad, A. & Pedersen-Bjergaard, Stig, Apr 2011, In: Bioanalysis. 3, 7, p. 787-97 11 p.

    Research output: Contribution to journalJournal articlepeer-review

  169. Published

    On-chip electro membrane extraction with online ultraviolet and mass spectrometric detection

    Petersen, Nickolaj J., Foss, S. T., Jensen, Henrik Elvang, Hansen, S. H., Skonberg, C., Snakenborg, D., Kutter, Jörg P. & Pedersen-Bjergaard, Stig, 1 Jan 2011, In: Analytical Chemistry. 83, 1, p. 44-51 8 p.

    Research output: Contribution to journalJournal articlepeer-review

  170. Fundamental studies on the electrokinetic transfer of net cationic peptides across supported liquid membranes

    Balchen, M., Hatterud, A. G., Reubsaet, L. & Pedersen-Bjergaard, Stig, Jan 2011, In: Journal of Separation Science. 34, 2, p. 186-95 10 p.

    Research output: Contribution to journalJournal articlepeer-review

  171. Published

    On-chip electro membrane extraction with online ultaviolet and mass spectrometric detection

    Petersen, Nickolaj J., Foss, S. T., Jensen, H., Hansen, S. H., Skonberg, C., Snakenborg, D., Kutter, J. P. & Pedersen-Bjergaard, Stig, Jan 2011, In: Analytical Chemistry. 83, 1, p. 44-51

    Research output: Contribution to journalJournal articlepeer-review

  172. Published

    Electromembrane extraction and HPLC analysis of haloacetic acids and aromatic acetic acids in waste water

    Alhooshani, K., Basheer, C., Kaur, J., Gjelstad, A., Pedersen-Bjergaard, Stig, Rasmussen, K. E. & Lee, H. K., 2011, In: Talanta. 86, p. 109-113 5 p.

    Research output: Contribution to journalJournal articlepeer-review

  173. Published

    Electromembrane extraction from biological fluids

    Petersen, Nickolaj J., Rasmussen, K. E., Pedersen-Bjergaard, Stig & Gjelstad, A., 2011, In: Analytical Sciences. 27, p. 965-972

    Research output: Contribution to journalReviewpeer-review

  174. Published

    Liquid-Phase Microextraction (LPME) Utilizing Porous Hollow Fibers

    Pedersen-Bjergaard, Stig, Rasmussen, K. E. & Jönsson, J. A., 2011

    Research output: Book/ReportBookpeer-review

  175. 2010
  176. Published

    Hollow fiber-liquid-phase microextraction of fungicides from orange juices

    Barahona, F., Gjelstad, A., Pedersen-Bjergaard, Stig & Rasmussen, K. E., 2010, In: Journal of Chromatography A. 1217, p. 1989-1994 6 p.

    Research output: Contribution to journalJournal articlepeer-review

  177. Published

    Implementation of droplet-membrane-droplet liquid-phase microextraction under stagnant conditions for lab-on-a-chip applications

    Sikanen, T., Pedersen-Bjergaard, Stig, Jensen, H., Kostiainen, R., Rasmussen, K. E. & Kotiaho, T., 2010, In: Analytica Chimica Acta. 658, p. 133-140

    Research output: Contribution to journalJournal articlepeer-review

  178. Published

    Kinetic electro membrane exctraction under stagnant conditions - Fast isolation of drugs from untreated human plasma

    Eibak, L. E. E., Gjelstad, A., Rasmussen, K. E. & Pedersen-Bjergaard, Stig, 2010, In: Journal of Chromatography A. 1217, 31, p. 5050-5056

    Research output: Contribution to journalJournal articlepeer-review

  179. Published

    Liquid-phase microextraction (LPME) utilizing porous hollow fibers: fundamental extraction techniques

    Pedersen-Bjergaard, Stig, Rasmussen, K. E. & Jönsson, J. Å., 2010, Handbook of sample preparation. Pawliszyn, J. & Lord, H. L. (eds.). Hoboken: Wiley, p. 125-148

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearch

  180. Published

    On-chip electro membrane exctraction

    Petersen, Nickolaj J., Jensen, H., Hansen, S. H., Foss, S. T., Snakenborg, D. & Pedersen-Bjergaard, Stig, 2010, In: Microfluidics and Nanofluidics. 9, p. 881-888

    Research output: Contribution to journalJournal articlepeer-review

  181. Published

    Potential-driven peptide extractions across supported liquid membranes: Investigation of principal operational parameters

    Balchen, M., Jensen, H., Reubsaet, L. & Pedersen-Bjergaard, Stig, 2010, In: Journal of Separation Science. 33, p. 1665-1672

    Research output: Contribution to journalJournal articlepeer-review

  182. Published

    Simultaneous extraction of acidic and basic drugs at neutral sample pH: a novel electro-mediated microextraction approach

    Basheer, C., Lee, J., Pedersen-Bjergaard, Stig, Rasmussen , K. E. & Lee, H. K., 2010, In: Journal of Chromatography A. 1217, 43, p. 6661-6667

    Research output: Contribution to journalJournal articlepeer-review

  183. 2009
  184. Published

    New sample preparation technologies

    Pedersen-Bjergaard, Stig & Rasmussen, K. E., 1 Feb 2009, In: Analytical and Bioanalytical Chemistry. 393, 3, 1 p.

    Research output: Contribution to journalEditorialpeer-review

  185. Electromembrane extraction of basic drugs from untreated human plasma and whole blood under physiological pH conditions

    Gjelstad, A., Rasmussen, K. E. & Pedersen-Bjergaard, Stig, Feb 2009, In: Analytical and Bioanalytical Chemistry. 393, 3, p. 921-8 8 p.

    Research output: Contribution to journalJournal articlepeer-review

  186. Published

    Analysis of semivolatile pharmaceuticals and pollutants in organic micro extracts using hot cell membrane inlet mass spectrometry

    Chen, H., Xia, Z., Pedersen-Bjergaard, Stig, Svensmark, Bo & Lauritsen, F. R., 2009, In: Analytical Chemistry. 81, 10, p. 4010-4014

    Research output: Contribution to journalJournal articlepeer-review

  187. Published

    Drop-to-drop microextraction across a supported liquid membrane by an electrical field under stagnant conditions

    Petersen, Nickolaj J., Jensen, H., Hansen, S. H., Rasmussen, K. E. & Pedersen-Bjergaard, Stig, 2009, In: Journal of Chromatography A. 1216, 9, p. 1496-1502

    Research output: Contribution to journalJournal articlepeer-review

  188. Published

    Liquid-Phase MicroExtraction coupled to Desorption Electrospray Ionization Mass Spectrometry in pharmaceutical analysis

    Janfelt, Christian, Thunig, U. J. C., Pedersen-Bjergaard, Stig & Hansen, S. H., 2009.

    Research output: Contribution to conferencePosterResearch

  189. Published

    Rapid isolation of Angiotensin peptides from plasma by electromembrane extraction

    Balchen, M., Grønhaug Halvorsen, T., Reubsaet, L. & Pedersen-Bjergaard, Stig, 2009, In: Journal of Chromatography A. 1216, p. 6900-6905 6 p.

    Research output: Contribution to journalJournal articlepeer-review

  190. 2008
  191. Published

    Electrical potential can drive liquid-liquid extraction for sample preparation in chromatography

    Pedersen-Bjergaard, Stig & Rasmussen, K. E., Nov 2008, In: TrAC - Trends in Analytical Chemistry. 27, 10, p. 934-941 8 p.

    Research output: Contribution to journalJournal articlepeer-review

  192. Published

    Environmental and bioanalytical applications of hollow fiber membrane liquid-phase microextraction: A review

    Lee, J., Lee, H. K., Rasmussen, K. E. & Pedersen-Bjergaard, Stig, 29 Aug 2008, In: Analytica Chimica Acta. 624, 2, p. 253-268 16 p.

    Research output: Contribution to journalReviewpeer-review

  193. Published

    Selective three-phase liquid phase microextraction of acidic compounds from foodstuff simulants

    Rodríguez, A., Pedersen-Bjergaard, Stig, Rasmussen, K. E. & Nerín, C., 11 Jul 2008, In: Journal of Chromatography A. 1198-1199, 1-2, p. 38-44 7 p.

    Research output: Contribution to journalJournal articlepeer-review

  194. Published

    Occurrence of selective serotonin reuptake inhibitors in sewage and receiving waters at Spitsbergen and in Norway

    Vasskog, T., Anderssen, T., Pedersen-Bjergaard, Stig, Kallenborn, R. & Jensen, E., 28 Mar 2008, In: Journal of Chromatography A. 1185, 2, p. 194-205 12 p.

    Research output: Contribution to journalJournal articlepeer-review

  195. Published

    Liquid-phase microextraction with porous hollow fibers, a miniaturized and highly flexible format for liquid-liquid extraction

    Pedersen-Bjergaard, Stig & Rasmussen, K. E., 14 Mar 2008, In: Journal of Chromatography A. 1184, 1-2, p. 132-142 11 p.

    Research output: Contribution to journalReviewpeer-review

  196. Published

    Parameters affecting electro membrane extraction of basic drugs

    Middelthon-Bruer, T. M., Gjelstad, A., Rasmussen, K. E. & Pedersen-Bjergaard, Stig, 1 Mar 2008, In: Journal of Separation Science. 31, 4, p. 753-759 7 p.

    Research output: Contribution to journalJournal articlepeer-review

  197. Published

    Low-voltage electromembrane extraction of basic drugs from biological samples

    Kjelsen, I. J. Ø., Gjelstad, A., Rasmussen, K. E. & Pedersen-Bjergaard, Stig, 8 Feb 2008, In: Journal of Chromatography A. 1180, 1-2, p. 1-9 9 p.

    Research output: Contribution to journalJournal articlepeer-review

  198. Published

    Electromembrane extraction of peptides

    Balchen, M., Reubsaet, L. & Pedersen-Bjergaard, Stig, 2008, In: Journal of Chromatography A.

    Research output: Contribution to journalJournal articlepeer-review

  199. 2007
  200. Published

    Simulation of flux during electro-membrane extraction based on the Nernst-Planck equation

    Gjelstad, A., Rasmussen, K. E. & Pedersen-Bjergaard, Stig, 7 Dec 2007, In: Journal of Chromatography A. 1174, 1-2, p. 104-111 8 p.

    Research output: Contribution to journalJournal articlepeer-review

  201. Published

    Recent progress in sample extraction. A report on the ExTech 2007 Symposium at Ålesund, Norway, 3-6 June 2007

    Pedersen-Bjergaard, Stig, Rasmussen, K. E. & Mills, G. A., 1 Oct 2007, In: TrAC - Trends in Analytical Chemistry. 26, 9, p. 843-846 4 p.

    Research output: Contribution to journalJournal articlepeer-review

  202. Published

    Microextraction across supported liquid membranes forced by pH gradients and electrical fields

    Gjelstad, A., Andersen, T. M., Rasmussen, K. E. & Pedersen-Bjergaard, Stig, 20 Jul 2007, In: Journal of Chromatography A. 1157, 1-2, p. 38-45 8 p.

    Research output: Contribution to journalJournal articlepeer-review

  203. Published

    Electrokinetic migration of acidic drugs across a supported liquid membrane

    Balchen, M., Gjelstad, A., Rasmussen, K. E. & Pedersen-Bjergaard, Stig, 8 Jun 2007, In: Journal of Chromatography A. 1152, 1-2, p. 220-225 6 p.

    Research output: Contribution to journalJournal articlepeer-review

  204. Published

    Extraction across supported liquid membranes by use of electrical fields

    Pedersen-Bjergaard, Stig & Rasmussen, K. E., 1 Jun 2007, In: Analytical and Bioanalytical Chemistry. 388, 3, p. 521-523 3 p.

    Research output: Contribution to journalJournal articlepeer-review

  205. Published

    Supported liquid membranes in hollow fiber liquid-phase microextraction (LPME - Practical considerations in the three-phase mode

    Bårdstu, K. F., Ho, T. S., Rasmussen, K. E., Pedersen-Bjergaard, Stig & Jönsson, J. Å., 1 Jun 2007, In: Journal of Separation Science. 30, 9, p. 1364-1370 7 p.

    Research output: Contribution to journalJournal articlepeer-review

  206. Published

    25,000-fold pre-concentration in a single step with liquid-phase microextraction

    Ho, T. S., Vasskog, T., Anderssen, T., Jensen, E., Rasmussen, K. E. & Pedersen-Bjergaard, Stig, 29 May 2007, In: Analytica Chimica Acta. 592, 1, p. 1-8 8 p.

    Research output: Contribution to journalJournal articlepeer-review

  207. Published

    Editorial

    Pedersen-Bjergaard, Stig, 2007, In: Journal of Chromatography A.

    Research output: Contribution to journalJournal articlepeer-review

  208. 2006
  209. Published

    Electrokinetic migration across artificial liquid membranes. Tuning the membrane chemistry to different types of drug substances

    Gjelstad, A., Rasmussen, K. E. & Pedersen-Bjergaard, Stig, 18 Aug 2006, In: Journal of Chromatography A. 1124, 1-2, p. 29-34 6 p.

    Research output: Contribution to journalJournal articlepeer-review

  210. Published

    Experiences with carrier-mediated transport in liquid-phase microextraction

    Tung, S. H., Pedersen-Bjergaard, Stig & Rasmussen, K. E., 8 Aug 2006, In: Journal of Chromatographic Science. 44, 6, p. 308-316 9 p.

    Research output: Contribution to journalJournal articlepeer-review

  211. Published

    Electrokinetic migration across artificial liquid membranes: New concept for rapid sample preparation of biological fluids

    Pedersen-Bjergaard, Stig & Rasmussen, K. E., 24 Mar 2006, In: Journal of Chromatography A. 1109, 2, p. 183-190 8 p.

    Research output: Contribution to journalJournal articlepeer-review

  212. Published

    Analytical Microextraction: Current Status and Future Trends

    Pawliszyn, J. & Pedersen-Bjergaard, Stig, 1 Jan 2006, In: Journal of Chromatographic Science. 44, 6, p. 291-307 17 p.

    Research output: Contribution to journalReviewpeer-review

  213. 2005
  214. Published

    Liquid-phase microextraction of basic drugs - Selection of extraction mode based on computer calculated solubility data

    Pedersen-Bjergaard, Stig, Rasmussen, K. E., Brekke, A., Ho, T. S. & Halvorsen, T. G., 1 Jul 2005, In: Journal of Separation Science. 28, 11, p. 1195-1203 9 p.

    Research output: Contribution to journalJournal articlepeer-review

  215. Published

    Liquid-phase microextraction based on carrier mediated transport combined with liquid chromatography-mass spectrometry: New concept for the determination of polar drugs in a single drop of human plasma

    Ho, T. S., Reubsaet, J. L. E., Anthonsen, H. S., Pedersen-Bjergaard, Stig & Rasmussen, K. E., 22 Apr 2005, In: Journal of Chromatography A. 1072, 1, p. 29-36 8 p.

    Research output: Contribution to journalJournal articlepeer-review

  216. Published

    Bioanalysis of drugs by liquid-phase microextraction coupled to separation techniques

    Pedersen-Bjergaard, Stig & Rasmussen, K. E., 5 Mar 2005, In: Journal of Chromatography B: Analytical Technologies in the Biomedical and Life Sciences. 817, 1, p. 3-12 10 p.

    Research output: Contribution to journalReviewpeer-review

  217. Published

    Psychoactive drugs, alcohol, and severe hypoglycemia in insulin-treated diabetes: Analysis of 141 cases

    Pedersen-Bjergaard, Ulrik, Reubsaet, J. L. E., Nielsen, S. L., Pedersen-Bjergaard, Stig, Perrild, Hans, Pramming, S. & Thorsteinsson, B., Mar 2005, In: American Journal of Medicine. 118, 3, p. 307-310 4 p.

    Research output: Contribution to journalJournal articlepeer-review

  218. 2004
  219. Published

    Liquid-phase microextraction utilising plant oils as intermediate extraction medium - Towards elimination of synthetic organic solvents in sample preparation

    Pedersen-Bjergaard, Stig & Rasmussen, K. E., 1 Dec 2004, In: Journal of Separation Science. 27, 17-18, p. 1511-1516 6 p.

    Research output: Contribution to journalJournal articlepeer-review

  220. Published

    State-of-the art of selective detection and identification of I-, Br-, Cl-, and F-containing compounds in gas chromatography and liquid chromatography

    Brede, C. & Pedersen-Bjergaard, Stig, 24 Sep 2004, In: Journal of Chromatography A. 1050, 1, p. 45-62 18 p.

    Research output: Contribution to journalReviewpeer-review

  221. Published

    Screening for central nervous system-stimulating drugs in human plasma by liquid chromatography with mass spectrometric detection

    Egge Reubsaet, J. L. & Pedersen-Bjergaard, Stig, 26 Mar 2004, In: Journal of Chromatography A. 1031, 1-2, p. 203-211 9 p.

    Research output: Contribution to journalJournal articlepeer-review

  222. Published

    Developments in hollow fibre-based, liquid-phase microextraction

    Rasmussen, K. E. & Pedersen-Bjergaard, Stig, Jan 2004, In: TrAC - Trends in Analytical Chemistry. 23, 1, p. 1-10 10 p.

    Research output: Contribution to journalJournal articlepeer-review

  223. 2003
  224. Published

    Liquid-phase microextraction combined with liquid chromatography-mass spectrometry. Extraction from small volumes of biological samples

    Halvorsen, T. G., Pedersen-Bjergaard, Stig, Reubsaet, J. L. & Rasmussen, K. E., 1 Nov 2003, In: Journal of Separation Science. 26, 17, p. 1520-1526 7 p.

    Research output: Contribution to journalJournal articlepeer-review

  225. Published

    Stereospecific determination of citalopram and desmethylcitalopram by capillary electrophoresis and liquid-phase microextraction

    Andersen, S., Halvorsen, T. G., Pedersen-Bjergaard, Stig, Rasmussen, K. E., Tanum, L. & Refsum, H., 19 Sep 2003, In: Journal of Pharmaceutical and Biomedical Analysis. 33, 2, p. 263-273 11 p.

    Research output: Contribution to journalJournal articlepeer-review

  226. Published

    Liquid-phase microextraction of drugs from human breast milk

    Bjørhovde, A., Halvorsen, T. G., Rasmussen, K. E. & Pedersen-Bjergaard, Stig, 8 Sep 2003, In: Analytica Chimica Acta. 491, 2, p. 155-161 7 p.

    Research output: Contribution to journalJournal articlepeer-review

  227. Published

    Liquid-phase microextraction of hydrophilic drugs by carrier-mediated transport

    Ho, T. S., Halvorsen, T. G., Pedersen-Bjergaard, Stig & Rasmussen, K. E., 23 May 2003, In: Journal of Chromatography A. 998, 1-2, p. 61-72 12 p.

    Research output: Contribution to journalJournal articlepeer-review

  228. Published

    Feasiblity of a liquid-phase microextraction sample clean-up and liquid chromatographic/mass spectrometric screening method for selected anabolic steroid glucuronides in biological samples

    Kuuranne, T., Kotiaho, T., Pedersen-Bjergaard, Stig, Rasmussen, K. E., Leinonen, A., Westwood, S. & Kostiainen, R., 1 Jan 2003, In: Journal of Mass Spectrometry. 38, 1, p. 16-26 11 p.

    Research output: Contribution to journalReviewpeer-review

  229. 2002
  230. Published

    Solid-phase microextraction coupled with atomic emission spectroscopy - Rapid screening for volatile chlorinated compounds

    Semb, S. I., Pedersen-Bjergaard, Stig & Brevik, E. M., 1 Dec 2002, In: Chemosphere. 49, 10, p. 1349-1355 7 p.

    Research output: Contribution to journalJournal articlepeer-review

  231. Published

    Liquid-phase microextraction combined with capillary electrophoresis, a promising tool for the determination of chiral drugs in biological matrices

    Andersen, S., Halvorsen, T. G., Pedersen-Bjergaard, Stig & Rasmussen, K. E., 19 Jul 2002, In: Journal of Chromatography A. 963, 1-2, p. 303-312 10 p.

    Research output: Contribution to journalJournal articlepeer-review

  232. Published

    Recovery, enrichment and selectivity in liquid-phase microextraction: Comparison with conventional liquid-liquid extraction

    Ho, T. S., Pedersen-Bjergaard, Stig & Rasmussen, K. E., 19 Jul 2002, In: Journal of Chromatography A. 963, 1-2, p. 3-17 15 p.

    Research output: Contribution to journalJournal articlepeer-review

  233. Published

    Liquid-phase microextraction of protein-bound drugs under non-equilibrium conditions

    Tung, S. H., Pedersen-Bjergaard, Stig & Rasmussen, K. E., 30 May 2002, In: Analyst. 127, 5, p. 608-613 6 p.

    Research output: Contribution to journalJournal articlepeer-review

  234. Published

    Fundamental studies on selectivity in 3-phase liquid-phase microextraction (LPME) of basic drugs

    Pedersen-Bjergaard, Stig, Ho, T. S. & Rasmussen, K. E., 27 Mar 2002, In: Journal of Separation Science. 25, 3, p. 141-146 6 p.

    Research output: Contribution to journalJournal articlepeer-review

  235. 2001
  236. Published

    Comparison of microemulsion electrokinetic chromatography and solvent-modified micellar electrokinetic chromatography

    Hansen, S. H., Gabel-Jensen, C. & Pedersen-Bjergaard, Stig, 22 Oct 2001, In: Journal of Separation Science. 24, 8, p. 643-650 8 p.

    Research output: Contribution to journalJournal articlepeer-review

  237. Published

    Liquid-phase microextraction combined with flow-injection tandem mass spectrometry: Rapid screening of amphetamines from biological matrices

    Halvorsen, T. G., Pedersen-Bjergaard, Stig, Reubsaet, J. L. E. & Rasmussen, K. E., 27 Sep 2001, In: Journal of Separation Science. 24, 7, p. 615-622 8 p.

    Research output: Contribution to journalJournal articlepeer-review

  238. Published

    Reduction of extraction times in liquid-phase microextraction

    Grønhaug Halvorsen, T., Pedersen-Bjergaard, Stig & Rasmussen, K. E., 5 Sep 2001, In: Journal of Chromatography B: Biomedical Sciences and Applications. 760, 2, p. 219-226 8 p.

    Research output: Contribution to journalJournal articlepeer-review

  239. Published

    Liquid-phase microextraction and capillary electrophoresis of citalopram, an antidepressant drug

    Halvorsen, T. G., Pedersen-Bjergaard, Stig & Rasmussen, K. E., 9 Feb 2001, In: Journal of Chromatography A. 909, 1, p. 87-93 7 p.

    Research output: Contribution to journalJournal articlepeer-review

  240. Published

    Microemulsion electrokinetic chromatography - Or solvent-modified micellar electrokinetic chromatography?

    Hansen, S. H., Gabel-Jensen, C., El-Sherbiny, D. T. M. & Pedersen-Bjergaard, Stig, 1 Jan 2001, In: TrAC - Trends in Analytical Chemistry. 20, 11, p. 614-619 6 p.

    Research output: Contribution to journalJournal articlepeer-review

  241. Published

    Separation of neutral compounds by microemulsion electrokinetic chromatography: fundamental studies on selectivity

    Gabel-Jensen, C., Hansen, S. H. & Pedersen-Bjergaard, Stig, 2001, In: Electrophoresis. 22, 7, p. 1330-6 7 p.

    Research output: Contribution to journalJournal articlepeer-review

  242. 2000
  243. Published

    Liquid-liquid extraction procedures for sample enrichment in capillary zone electrophoresis

    Pedersen-Bjergaard, Stig, Rasmussen, K. E. & Grønhaug Halvorsen, T., 24 Nov 2000, In: Journal of Chromatography A. 902, 1, p. 91-105 15 p.

    Research output: Contribution to journalReviewpeer-review

  244. Published

    Microemulsion electrokinetic chromatography in suppressed electroosmotic flow environment. Separation of fat-soluble vitamins

    Pedersen-Bjergaard, Stig, Næss, Ø., Moestue, S. & Rasmussen, K. E., 21 Apr 2000, In: Journal of Chromatography A. 876, 1-2, p. 201-211 11 p.

    Research output: Contribution to journalJournal articlepeer-review

  245. Published

    Development of a simple in-vial liquid-phase microextraction device for drug analysis compatible with capillary gas chromatography, capillary electrophoresis and high-performance liquid chromatography

    Rasmussen, K. E., Pedersen-Bjergaard, Stig, Krogh, M., Grefslie Ugland, H. & Grønhaug, T., 17 Mar 2000, In: Journal of Chromatography A. 873, 1, p. 3-11 9 p.

    Research output: Contribution to journalConference articlepeer-review

  246. Published

    Liquid-phase microextraction and capillary electrophoresis of acidic drugs

    Pedersen-Bjergaard, Stig & Rasmussen, K. E., 8 Mar 2000, In: Electrophoresis. 21, 3, p. 579-585 7 p.

    Research output: Contribution to journalJournal articlepeer-review

  247. Published

    Analysis of pharmaceuticals by microemulsion electrokinetic chromatography in a suppressed electroosmotic flow environment

    Pedersen-Bjergaard, Stig & Grønhaug Halvorsen, T., 1 Jan 2000, In: Chromatographia. 52, 9-10, p. 593-598 6 p.

    Research output: Contribution to journalJournal articlepeer-review

  248. Published

    Capillary gas chromatography coupled with negative ionization microplasma mass spectrometry for halogen-selective detection

    Brede, C., Pedersen-Bjergaard, Stig, Lundanes, E. & Greibrokk, T., 1 Jan 2000, In: Journal of Analytical Atomic Spectrometry. 15, 1, p. 55-60 6 p.

    Research output: Contribution to journalJournal articlepeer-review

  249. Published

    Selectivity in microemulsion electrokinetic chromatography

    Pedersen-Bjergaard, Stig, Gabel-Jensen, C. & Honoré Hansen, S., 2000, In: Journal of Chromatography A. 897, 1-2, p. 375-81 7 p.

    Research output: Contribution to journalJournal articlepeer-review

  250. 1999
  251. Published

    Solid-phase microextraction/capillary gas chromatography for the profiling of confiscated ecstacy and amphetamine

    Kongshaug, K. E., Pedersen-Bjergaard, Stig, Rasmussen, K. E. & Krogh, M., 1 Sep 1999, In: Chromatographia. 50, 3-4, p. 247-252 6 p.

    Research output: Contribution to journalJournal articlepeer-review

  252. Published

    Capillary gas chromatography coupled with microplasma mass spectrometry for organotin speciation

    Brede, C., Pedersen-Bjergaard, Stig, Lundanes, E. & Greibrokk, T., 23 Jul 1999, In: Journal of Chromatography A. 849, 2, p. 553-562 10 p.

    Research output: Contribution to journalJournal articlepeer-review

  253. Published

    Liquid-liquid-liquid microextraction for sample preparation of biological fluids prior to capillary electrophoresis

    Pedersen-Bjergaard, Stig & Rasmussen, K. E., 15 Jul 1999, In: Analytical Chemistry. 71, 14, p. 2650-2656 7 p.

    Research output: Contribution to journalJournal articlepeer-review

  254. Published

    Drug monitoring in human plasma by capillary gas chromatography coupled with atomic emission detection. Potential and limitations

    Bråthen, V., Lundanes, E. & Pedersen-Bjergaard, Stig, 1 Jan 1999, In: HRC Journal of High Resolution Chromatography. 22, 2, p. 123-125 3 p.

    Research output: Contribution to journalJournal articlepeer-review

  255. Published

    Simultaneous element-selective detection of halogented compounds

    Greibrokk, T., Brede, C., Pedersen-Bjergaard, Stig & Lundanes, E., 1999

    Research output: Other contributionResearch

  256. 1998
  257. Published

    Capillary electrophoresis of psilocybin in hallucinogenic mushrooms

    Pedersen-Bjergaard, Stig & Rasmussen, K. E., 1 Dec 1998, In: Journal de Pharmacie de Belgique. 53, 3, 1 p.

    Research output: Contribution to journalJournal articlepeer-review

  258. Published

    Strategiesfor electrokinetic chromatography of fat-soluble vitamins

    Pedersen-Bjergaard, Stig & Rasmussen, K. E., 1 Dec 1998, In: Journal de Pharmacie de Belgique. 53, 3, 1 p.

    Research output: Contribution to journalJournal articlepeer-review

  259. Published

    Analysis of vitamin formulations by electrokinetic chromatography utilizing tetradecylammonium ions as the pseudostationary phase

    Næss, Ø., Tilander, T., Pedersen-Bjergaard, Stig & Rasmussen, K. E., 1 Nov 1998, In: Electrophoresis. 19, 16-17, p. 2912-2917 6 p.

    Research output: Contribution to journalJournal articlepeer-review

  260. Published

    Separation of fat-soluble vitamins by hydrophobic interaction electrokinetic chromatography with tetradecylammonium ions as pseudostationary phase

    Pedersen-Bjergaard, Stig, Einar Rasmussen, K. & Tilander, T., 22 May 1998, In: Journal of Chromatography A. 807, 2, p. 285-295 11 p.

    Research output: Contribution to journalJournal articlepeer-review

  261. Published

    Microplasma Mass Spectrometric Detection in Capillary Gas Chromatography

    Brede, C., Pedersen-Bjergaard, Stig, Lundanes, E. & Greibrokk, T., 1 Feb 1998, In: Analytical Chemistry. 70, 3, p. 513-518 6 p.

    Research output: Contribution to journalJournal articlepeer-review

  262. Published

    Capillary gas chromatography combined with atomic emission detection for the analysis of DDT and metabolites

    Semb, S. I., Brevik, E. M. & Pedersen-Bjergaard, Stig, 1 Jan 1998, In: Chemosphere. 36, 2, p. 213-224 12 p.

    Research output: Contribution to journalJournal articlepeer-review

  263. Published

    Capillary gas chromatography coupled with microplasma mass spectrometry - Improved ion source design compatible with bench-top mass spectrometric instrumentation

    Brede, C., Lundanes, E., Greibrokk, T. & Pedersen-Bjergaard, Stig, 1 Jan 1998, In: HRC Journal of High Resolution Chromatography. 21, 5, p. 282-286 5 p.

    Research output: Contribution to journalJournal articlepeer-review

  264. Published

    Simultaneous element-selective detection of C, F, Cl, Br, and I by capillary gas chromatography coupled with microplasma mass spectrometry

    Brede, C., Lundanes, E., Greibrokk, T. & Pedersen-Bjergaard, Stig, 1 Jan 1998, In: HRC Journal of High Resolution Chromatography. 21, 12, p. 633-639 7 p.

    Research output: Contribution to journalJournal articlepeer-review

  265. Published

    Strategies for the capillary electrophoretic separation of indole alkaloids in Psilocybe semilanceata

    Pedersen-Bjergaard, Stig, Rasmussen, K. E. & Sannes, E., Jan 1998, In: Electrophoresis. 19, 1, p. 27-30 4 p.

    Research output: Contribution to journalJournal articlepeer-review

  266. 1997
  267. Published

    Determination of brominated alkylbenzenes in nickel industry sludge by capillary gas chromatography

    Asp, T. N., Pedersen-Bjergaard, Stig & Greibrokk, T., 18 Oct 1997, In: Chromatographia. 46, 7-8, p. 411-418 8 p.

    Research output: Contribution to journalJournal articlepeer-review

  268. Published

    Determination of Extractable Organic Chlorine and Bromine by Probe Injection Dual-Microplasma Atomic Emission Spectrometry

    Asp, T. N., Pedersen-Bjergaard, Stig & Greibrokk, T., 1 Sep 1997, In: Analytical Chemistry. 69, 17, p. 3558-3564 7 p.

    Research output: Contribution to journalJournal articlepeer-review

  269. Published

    Determination of psilocybin in Psilocybe semilanceata by capillary zone electrophoresis

    Pedersen-Bjergaard, Stig, Sannes, E., Rasmussen, K. E. & Tønnesen, F., 4 Jul 1997, In: Journal of Chromatography B: Biomedical Applications. 694, 2, p. 375-381 7 p.

    Research output: Contribution to journalJournal articlepeer-review

  270. Published

    Determination of Chlorinated and Brominated Micropollutants by Capillary Gas Chromatography Coupled with On-Column Radio Frequency Plasma Atomic Emission Detection

    Asp, T. N., Pedersen-Bjergaard, Stig & Greibrokk, T., Apr 1997, In: HRC Journal of High Resolution Chromatography. 20, 4, p. 201-207 7 p.

    Research output: Contribution to journalJournal articlepeer-review

  271. Published

    Comparison of On-Column and Splitless Injection in Capillary Gas Chromatography Coupled with Atomic Emission Detection

    Pedersen-Bjergaard, Stig, Semb, S. I. & Brevik, E. M., Jan 1997, In: HRC Journal of High Resolution Chromatography. 20, 1, p. 47-49 3 p.

    Research output: Contribution to journalJournal articlepeer-review

  272. 1996
  273. Published

    Environmental Applications of Capillary Gas Chromatography Coupled with Atomic Emission Detection - A Review

    Pedersen-Bjergaard, Stig & Greibrokk, T., Nov 1996, In: HRC Journal of High Resolution Chromatography. 19, 11, p. 597-607 11 p.

    Research output: Contribution to journalReviewpeer-review

  274. Published

    Comparison of GC-ECD, GC-MS and GC-AED for tire determination of polychlorinated biphenyls in highly contaminated marine sediment

    Pedersen-Bjergaard, Stig, Semb, S. I., Vedde, J., Brevik, E. M. & Greibrokk, T., 10 Aug 1996, In: Chromatographia. 43, 1-2, p. 44-52 9 p.

    Research output: Contribution to journalJournal articlepeer-review

  275. Published

    Calculation of elemental ratios by on-column radiofrequency plasma atomic emission detection coupled with capillary gas chromatography

    Asp, T. N., Pedersen-Bjergaard, Stig & Greibrokk, T., 7 Jun 1996, In: Journal of Chromatography A. 736, 1-2, p. 157-164 8 p.

    Research output: Contribution to journalJournal articlepeer-review

  276. Published

    Environmental screening by capillary gas chromatography combined with mass spectrometry and atomic emission spectroscopy

    Pedersen-Bjergaard, Stig, Semb, S. I., Vedde, J., Brevik, E. M. & Greibrokk, T., Mar 1996, In: Chemosphere. 32, 6, p. 1103-1115 13 p.

    Research output: Contribution to journalJournal articlepeer-review

  277. Published

    Capillary gas chromatography combined with atomic emission detection for the analysis of polychlorinated biphenyls

    Pedersen-Bjergaard, Stig, Semb, S. I., Brevik, E. M. & Greibrokk, T., 9 Feb 1996, In: Journal of Chromatography A. 723, 2, p. 337-347 11 p.

    Research output: Contribution to journalJournal articlepeer-review

  278. Published

    Effect of make-up gas in on-column atomic emission spectrometric detection for capillary gas chromatography

    Pedersen-Bjergaard, Stig & Greibrokk, T., Feb 1996, In: Journal of Analytical Atomic Spectrometry. 11, 2, p. 117-121 5 p.

    Research output: Contribution to journalJournal articlepeer-review

  279. 1995
  280. Published

    Evaluation of a low‐resolution near‐IR monochromator for atomic emission detection in capillary gas chromatography

    Pedersen-Bjergaard, Stig & Greibrokk, T., Jan 1995, In: Journal of High Resolution Chromatography. 18, 1, p. 9-14 6 p.

    Research output: Contribution to journalJournal articlepeer-review

  281. 1994
  282. Published

    N-, O- and P-selective on-column atomic emission detection in capillary gas chromatography

    Pedersen-Bjergaard, Stig & Greibrokk, T., 25 Nov 1994, In: Journal of Chromatography A. 686, 1, p. 109-119 11 p.

    Research output: Contribution to journalJournal articlepeer-review

  283. Published

    On‐column atomic emission detection in capillary gas chromatography using a radio frequency plasma

    Pedersen-Bjergaard, Stig & Greibrokk, T., 1 Jan 1994, In: Journal of Microcolumn Separations. 6, 1, p. 11-18 8 p.

    Research output: Contribution to journalJournal articlepeer-review

  284. 1993
  285. Published

    On-Column Bromine -and Chlorine-selective Detection for Capillary Gas Chromatography Using a Radio Frequency Plasma

    Pedersen-Bjergaard, Stig & Greibrokk, T., 1 Aug 1993, In: Analytical Chemistry. 65, 15, p. 1998-2002 5 p.

    Research output: Contribution to journalJournal articlepeer-review

  286. Published

    Identification of chlorinated sulfur compounds in pulp mill effluents by GC-MS and GC-AED

    Pedersen-Bjergaard, Stig, Asp, T. N., Vedde, J., Carlberg, G. E. & Greibrokk, T., 1 Feb 1993, In: Chromatographia. 35, 3-4, p. 193-198 6 p.

    Research output: Contribution to journalJournal articlepeer-review

  287. 1992
  288. Published

    Evaluation of a radio frequency plasma for oxygen‐selective detection in capillary gas chromatography

    Pedersen-Bjergaard, Stig & Greibrokk, T., Oct 1992, In: Journal of High Resolution Chromatography. 15, 10, p. 677-681 5 p.

    Research output: Contribution to journalJournal articlepeer-review

  289. Published

    Determination of sulphur- and chlorine-containing compounds using capillary gas chromatography and atomic emission detection

    Pedersen-Bjergaard, Stig, Asp, T. N. & Greibrokk, T., 1 Aug 1992, In: Analytica Chimica Acta. 265, 1, p. 87-92 6 p.

    Research output: Contribution to journalJournal articlepeer-review

  290. Published

    Factors affecting C:H and C:N ratios determined by gas chromatography coupled with atomic emission detection

    Pedersen-Bjergaard, Stig, Asp, T. N. & Greibrokk, T., Feb 1992, In: Journal of High Resolution Chromatography. 15, 2, p. 89-93 5 p.

    Research output: Contribution to journalJournal articlepeer-review

  291. Published

    Molecular formula determination of halogenated compounds in environmental samples using gas chromatography and atomic emission dection

    Pedersen-Bjergaard, Stig, Asp, T. N., Vedde, J. & Greibrokk, T., 1 Jan 1992, In: Journal of Microcolumn Separations. 4, 2, p. 163-170 8 p.

    Research output: Contribution to journalJournal articlepeer-review

ID: 3477505