Jan H. Christensen

Jan H. Christensen

Professor


  1. 2019
  2. Published

    A tiered analytical approach for target, non-target and suspect screening analysis of polar transformation products of polycyclic aromatic compounds. / Schemeth, Dieter; Nielsen, Nikoline J.; Andersson, Jan T.; Christensen, Jan H.

    In: Chemosphere, Vol. 235, 01.11.2019, p. 175-184.

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. Published

    Optimization and validation of a derivatization method with boron trifluoride in ethanol for analysis of aromatic carboxylic acids in water. / Kristensen, Mette; Christensen, Peter; Christensen, Jan H.

    In: Journal of Chromatography A, Vol. 1601, 13.09.2019, p. 21-26.

    Research output: Contribution to journalJournal articleResearchpeer-review

  4. Published

    Combining electrokinetic transport and bioremediation for enhanced removal of crude oil from contaminated marine sediments : Results of a long-term, mesocosm-scale experiment. / Cappello, S.; Cruz Viggi, C.; Yakimov, M.; Rossetti, S.; Matturro, B.; Molina, L.; Segura, A.; Marqués, S.; Yuste, L.; Sevilla, E.; Rojo, F.; Sherry, A.; Mejeha, O. K.; Head, I. M.; Malmquist, L.; Christensen, J. H.; Kalogerakis, N.; Aulenta, F.

    In: Water Research, Vol. 157, 15.06.2019, p. 381-395.

    Research output: Contribution to journalJournal articleResearchpeer-review

  5. Published

    Investigating weathering in light diesel oils using comprehensive two-dimensional gas chromatography–High resolution mass spectrometry and pixel-based analysis : Possibilities and limitations. / Alexandrino, Guilherme L.; Malmborg, Jonas; Augusto, Fabio; Christensen, Jan H.

    In: Journal of Chromatography A, Vol. 1591, 26.04.2019, p. 155-161.

    Research output: Contribution to journalJournal articleResearchpeer-review

  6. Published

    Supercritical fluid chromatography for the analysis of oxygenated polycyclic aromatic compounds in unconventional oils. / Lübeck, Josephine S.; Malmquist, Linus M.V.; Christensen, Jan H.

    In: Journal of Chromatography A, Vol. 1589, 29.03.2019, p. 162-172.

    Research output: Contribution to journalJournal articleResearchpeer-review

  7. Published

    Nontarget Analysis of Oxygenates in Catalytic Fast Pyrolysis Biocrudes by Supercritical Fluid Chromatography High-Resolution Mass Spectrometry. / Lübeck, Josephine S.; Tomasi, Giorgio; Poulsen, Kristoffer G.; Mante, Ofei D.; Dayton, David C.; Verdier, Sylvain; Christensen, Jan H.

    In: Energy and Fuels, Vol. 33, No. 1, 17.01.2019, p. 296-306.

    Research output: Contribution to journalJournal articleResearchpeer-review

  8. Published

    Forensic Investigations of Diesel Oil Spills in the Environment Using Comprehensive Two-Dimensional Gas Chromatography-High Resolution Mass Spectrometry and Chemometrics : New Perspectives in the Absence of Recalcitrant Biomarkers. / Alexandrino, Guilherme L.; Tomasi, Giorgio; Kienhuis, Paul G.M.; Augusto, Fabio; Christensen, Jan H.

    In: Environmental Science and Technology, Vol. 53, No. 1, 02.01.2019, p. 550-559.

    Research output: Contribution to journalJournal articleResearchpeer-review

  9. Published

    In situ biodegradation, photooxidation and dissolution of petroleum compounds in Arctic seawater and sea ice. / Vergeynst, Leendert; Christensen, Jan H.; Kjeldsen, Kasper Urup; Meire, Lorenz; Boone, Wieter; Malmquist, Linus M.V.; Rysgaard, Søren.

    In: Water Research, Vol. 148, 01.01.2019, p. 459-468.

    Research output: Contribution to journalJournal articleResearchpeer-review

  10. Published

    Removal of volatile gasoline compounds by indoor potted plants studied by pixel-based fingerprinting analysis. / Dela Cruz, Majbrit; Tomasi, Giorgio; Müller, Renate; Christensen, Jan H.

    In: Chemosphere, Vol. 221, 2019, p. 226-234.

    Research output: Contribution to journalJournal articleResearchpeer-review

  11. Published

    Tracing production with analytical chemistry : Can oil finger printing provide new answers. / Nielsen, J.; Poulsen, K.G.; Christensen, J.H.; Solling, T.I.

    Society of Petroleum Engineers - SPE Middle East Oil and Gas Show and Conference 2019, MEOS 2019. Vol. 2019-March Bahrain : Society of Petroleum Engineers (SPE), 2019.

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  12. 2018
  13. Published

    Chemical fingerprinting of mobile volatile organic compounds in soil by dynamic headspace-thermal desorption-gas chromatography-mass spectrometry. / Christensen, Peter; Dela Cruz, Majbrit; Tomasi, Giorgio; Nielsen, Nikoline Juul; Borggaard, Ole K.; Christensen, Jan H.

    In: LC GC Europe, Vol. 31, No. 4, 2018, p. 190-201.

    Research output: Contribution to journalJournal articleResearchpeer-review

  14. Published

    Complementary analysis of the water-soluble and water-insoluble fraction of catalytic fast pyrolysis biocrudes by two-dimensional gas chromatography. / Kristensen, Mette; Hansen, Asger B.; Mante, Ofei D.; Dayton, David C.; Verdier, Sylvain; Christensen, Peter; Christensen, Jan H.

    In: Energy & Fuels, Vol. 32, No. 5, 2018, p. 5960-5968.

    Research output: Contribution to journalJournal articleResearchpeer-review

  15. Published

    Examples of unwanted variation when characterising dissolved organic matter using direct injection electrospray mass spectrometry and chemometrics. / Nielsen, Nikoline Juul; Christensen, Peter; Stedmon, C.; Christensen, Jan H.

    In: Analytical Methods, Vol. 10, No. 22, 2018, p. 2636-2646.

    Research output: Contribution to journalJournal articleResearchpeer-review

  16. Published

    Interaction mechanisms between polycyclic aromatic hydrocarbons (PAHs) and organic soil washing agents. / Greish, Sarah; Rinnan, Åsmund; Marcussen, Helle; Holm, Peter Engelund; Christensen, Jan H.

    In: Environmental Science and Pollution Research, Vol. 25, No. 1, 2018, p. 299-311.

    Research output: Contribution to journalJournal articleResearchpeer-review

  17. Published

    SPE-LC-MS investigations for the isolation and fractionation of acidic oil degradation products. / Schemeth, Dieter; Nielsen, Nikoline Juul; Christensen, Jan H.

    In: Analytica Chimica Acta, Vol. 1038, 2018, p. 182-190.

    Research output: Contribution to journalJournal articleResearchpeer-review

  18. Published

    Temporal characterization and statistical analysis of flowback and produced waters and their potential for reuse. / Oetjen, Karl; Chan, Kevin E.; Poulsen, Kristoffer Gulmark; Christensen, Jan H.; Blotevogel, Jens; Borch, Thomas; Spear, John R.; Cath, Tzahi Y.; Higgins, Christopher P.

    In: Science of the Total Environment, Vol. 619-620, 2018, p. 654-664.

    Research output: Contribution to journalJournal articleResearchpeer-review

  19. 2017
  20. Published

    Biodegradation of crude oil in Arctic subsurface water from the Disko Bay (Greenland) is limited. / Scheibye, Katrine; Christensen, Jan H.; Johnsen, Anders R.

    In: Environmental Pollution, Vol. 223, 2017, p. 73-80.

    Research output: Contribution to journalJournal articleResearchpeer-review

  21. Published

    Extraction optimization and pixel-based chemometric analysis of semi-volatile organic compounds in groundwater. / Christensen, Peter; Tomasi, Giorgio; Kristensen, Mette; Holm, Peter Engelund; Christensen, Jan H.

    In: Analytical Methods, Vol. 9, No. 41, 2017, p. 5970-5979.

    Research output: Contribution to journalJournal articleResearchpeer-review

  22. Published

    Increasing flexibility in two-dimensional liquid chromatography by pulsed elution of the first dimension : a proof of concept. / Jakobsen, Simon S.; Christensen, Jan H.; Verdier, Sylvain; Mallet, Claude R.; Nielsen, Nikoline Juul.

    In: Analytical Chemistry, Vol. 89, No. 17, 2017, p. 8723-8730.

    Research output: Contribution to journalJournal articleResearchpeer-review

  23. Published

    Optimizing gradient conditions in online comprehensive two-dimensional reversed-phase liquid chromatography by use of the linear solvent strength model. / Græsbøll, Rune; Janssen, Hans-Gerd; Christensen, Jan H.; Nielsen, Nikoline Juul.

    In: Journal of Separation Science, Vol. 40, No. 18, 2017, p. 3612-3620.

    Research output: Contribution to journalJournal articleResearchpeer-review

  24. Published

    PAH metabolism in the earthworm Eisenia fetida - identification of phase II metabolites of phenanthrene and pyrene. / Schmidt, Nadine; Boll, Esther Sørensen; Malmquist, Linus Mattias Valdemar; Christensen, Jan H.

    In: International Journal of Environmental Analytical Chemistry, Vol. 97, No. 12, 2017, p. 1151-1162.

    Research output: Contribution to journalJournal articleResearchpeer-review

  25. Published

    Separation, detection and identification of phase I and phase II metabolites and their corresponding polycyclic aromatic compounds. / Malmquist, Linus Mattias Valdemar; Boll, Esther Sørensen; Nielsen, Nikoline Juul; Christensen, Jan H.

    In: Analytical Methods, Vol. 9, No. 22, 2017, p. 3323-3328.

    Research output: Contribution to journalJournal articleResearchpeer-review

  26. Published

    Source identification of beached oil at Al Zubarah, Northwestern Qatar. / Al-Kaabi, Nasser S.; Kristensen, Mette; Zouari, Nabil; Sølling, Theis Ivan; Bach, Steffen S.; Al-Ghouti, Mohammed; Christensen, Jan H.

    In: Journal of Petroleum Science and Engineering, Vol. 149, 2017, p. 107-113.

    Research output: Contribution to journalJournal articleResearchpeer-review

  27. Published

    The root external mycelium of mycorrhizal fungi has a key role in plant nutrition but is suppressed by the soil microbiota. / Cruz Paredes, Carla; Watts-Williams, Stephanie J.; Battini, Fabio; Joner, Erik J.; Svenningsen, Nanna Bygvraa; Dela Cruz, Majbrit; Christensen, Jan H.; Nybroe, Ole; Jakobsen, Iver.

    Proceedings Book: XVIII International Plant Nutrition Colloquium with Boron and Manganese Satellite Meetings. ed. / Andreas Carstensen; Kristian Holst Laursen; Jan Kofod Schjoerring. University of Copenhagen, 2017. p. 116-117.

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  28. 2016
  29. Published

    A multivariate approach to oil hydrocarbon fingerprinting and spill source identification. / Christensen, Jan H.; Tomasi, Giorgio.

    Standard handbook oil spill environmental forensics: fingerprinting and source identification. ed. / Scott Stout; Zhendi Wang. 2. ed. Elsevier, 2016. p. 747-788.

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

  30. Published

    Analysis of glyphosate and aminomethylphosphonic acid in leaves from Coffea arabica using high performance liquid chromatography with quadrupole mass spectrometry detection. / Schrübbers, Lars Christoph; Masis-Mora, Mario; Rojas, Elizabeth Carazo; Valverde Mena, Bernal Eduardo; Christensen, Jan H.; Cedergreen, Nina.

    In: Talanta, Vol. 146, 2016, p. 609-620.

    Research output: Contribution to journalJournal articleResearchpeer-review

  31. Published

    Bacterial human virulence genes across diverse habitats as assessed by In silico analysis of environmental metagenomes. / Søborg, Ditte Andreasen; Hendriksen, Niels B.; Kilian, Mogens; Christensen, Jan H.; Kroer, Niels.

    In: Frontiers in Microbiology, Vol. 7, 1712, 2016.

    Research output: Contribution to journalJournal articleResearchpeer-review

  32. Published

    Evaluation of chromatographic conditions in reversed phase liquid chromatography-mass spectrometry systems for fingerprinting of polar and amphiphilic plant metabolites. / Nielsen, Nikoline Juul; Tomasi, Giorgio; Christensen, Jan H.

    In: Analusis - European Journal of Analytical Chemistry, Vol. 408, No. 21, 2016, p. 5855-5865.

    Research output: Contribution to journalJournal articleResearchpeer-review

  33. Published

    Limited recovery of soil microbial activity after transient exposure to gasoline vapors. / Modrzynski, Jakub Jan; Christensen, Jan H.; Mayer, Philipp; Brandt, Kristian Koefoed.

    In: Environmental Pollution, Vol. 216, 2016, p. 826-835.

    Research output: Contribution to journalJournal articleResearchpeer-review

  34. Published

    Measuring internal azole and pyrethroid pesticide concentrations in Daphnia magna using QuEChERS and GC-ECD—method development with a focus on matrix effects. / Kretschmann, Andreas Christopher; Cedergreen, Nina; Christensen, Jan H.

    In: Analytical and Bioanalytical Chemistry, Vol. 408, No. 4, 2016, p. 1055-1066.

    Research output: Contribution to journalJournal articleResearchpeer-review

  35. Published

    PAH related effects on fish in sedimentation ponds for road runoff and potential transfer of PAHs from sediment to biota. / Grung, Merete; Petersen, Karina; Fjeld, Eirik; Allan, Ian; Christensen, Jan H.; Malmquist, Linus Mattias Valdemar; Meland, Sondre; Ranneklev, Sissel.

    In: Science of the Total Environment, Vol. 566-567, 2016, p. 1309-1317.

    Research output: Contribution to journalJournal articleResearchpeer-review

  36. Published

    Removal of Polysorbate 80 by complexation prior to LC-MS analysis. / Jäpelt, Kristina Bak; Johnsen, Lea Giørtz; Christensen, Jan H.

    In: Analusis - European Journal of Analytical Chemistry, Vol. 408, No. 9, 2016, p. 2303-2307.

    Research output: Contribution to journalJournal articleResearchpeer-review

  37. Published

    Source apportionment of polycyclic aromatic hydrocarbons (PAHs) in sediments from Khuzestan province, Iran. / Lübeck, Josephine; Poulsen, Kristoffer Gulmark; Knudsen, Sofie B.; Soleimani, Mohsen; Furbo, Søren; Tomasi, Giorgio; Christensen, Jan H.

    In: Marine Pollution Bulletin, Vol. 110, No. 1, 2016, p. 584-590.

    Research output: Contribution to journalJournal articleResearchpeer-review

  38. 2015
  39. Published

    An untargeted gas chromatography mass spectrometry metabolomics platform for marine polychaetes. / Fernandez Varela, Raquel; Tomasi, Giorgio; Christensen, Jan H.

    In: Journal of Chromatography A, Vol. 1384, 2015, p. 133-141.

    Research output: Contribution to journalJournal articleResearchpeer-review

  40. Published

    Chemical fingerprinting of hydrocarbon-contamination in soil. / Boll, Esther Sørensen; Nejrup, Jens; Jensen, Julie K.; Christensen, Jan H.

    In: Environmental Science Processes & Impacts, Vol. 17, No. 3, 2015, p. 606-618.

    Research output: Contribution to journalJournal articleResearchpeer-review

  41. Published

    Indoor plants as air cleaners. / Dela Cruz, Majbrit; Christensen, Jan H.; Müller, Renate.

    Proceedings of the XI International People Plant Symposium on Diversity: towards a new vision of nature. ed. / S. A. Park; C. Shoemaker. International Society for Horticultural Science, 2015. p. 133-137 (Acta Horticulturae, Vol. 1093).

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  42. Published

    Marine biodegradation of crude oil in temperate and Arctic water samples. / Kristensen, Mette; Johnsen, Anders R.; Christensen, Jan H.

    In: Journal of Hazardous Materials, Vol. 300, 2015, p. 75-83.

    Research output: Contribution to journalJournal articleResearchpeer-review

  43. Published

    Metabolic fingerprinting of Lactobacillus paracasei : the optimal quenching strategy. / Jäpelt, Kristina Bak; Christensen, Jan H.; Villas-Boas, Silas G.

    In: Microbial Cell Factories, Vol. 14, 132, 2015.

    Research output: Contribution to journalJournal articleResearchpeer-review

  44. Published

    Metabolic fingerprinting of Lactobacillus paracasei : a multi-criteria evaluation of methods for extraction of intracellular metabolites. / Jäpelt, Kristina Bak; Nielsen, Nikoline Juul; Wiese, Stefanie; Christensen, Jan H.

    In: Analytical and Bioanalytical Chemistry, Vol. 407, No. 20, 2015, p. 6095-6104.

    Research output: Contribution to journalJournal articleResearchpeer-review

  45. Published

    Polar metabolites of polycyclic aromatic compounds from fungi are potential soil and groundwater contaminants. / Boll, Esther Sørensen; Johnsen, Anders R.; Christensen, Jan H.

    In: Chemosphere, Vol. 119, 2015, p. 250-257.

    Research output: Contribution to journalJournal articleResearchpeer-review

  46. Published

    Polycyclic aromatic acids are primary metabolites of alkyl-PAHs - a case study with Nereis diversicolor. / Malmquist, Linus Mattias Valdemar; Selck, Henriette; Jørgensen, Kåre Bredeli; Christensen, Jan H.

    In: Environmental Science & Technology (Washington), Vol. 49, No. 9, 2015, p. 5713-5721.

    Research output: Contribution to journalJournal articleResearchpeer-review

  47. 2014
  48. Published

    Pixel-based analysis of comprehensive two-dimensional gas chromatograms (color plots) of petroleum : a tutorial. / Furbo, Søren; Hansen, Asger B.; Skov, Thomas; Christensen, Jan H.

    In: Analytical Chemistry, Vol. 86, No. 15, 05.08.2014, p. 7160-7170.

    Research output: Contribution to journalJournal articleResearchpeer-review

  49. Published

    Assessment of volatile organic compound removal by indoor plants-a novel experimental setup. / Dela Cruz, Majbrit; Müller, Renate; Svensmark, Bo; Pedersen, Jakob Skov; Christensen, Jan H.

    In: Environmental Science and Pollution Research, Vol. 21, No. 13, 2014, p. 7838-7846.

    Research output: Contribution to journalJournal articleResearchpeer-review

  50. Published

    Can ornamental potted plants remove volatile organic compounds from indoor air? - a review. / Dela Cruz, Majbrit; Christensen, Jan H.; Thomsen, Jane Dyrhauge; Müller, Renate.

    In: Environmental Science and Pollution Research, Vol. 21, No. 24, 2014, p. 13909-13928.

    Research output: Contribution to journalJournal articleResearchpeer-review

  51. Published

    First intercomparison study on the analysis of oxygenated polycyclic aromatic hydrocarbons (oxy-PAHs) and nitrogen heterocyclic polycyclic aromatic compounds (N-PACs) in contaminated soil. / Lundstedt, S.; Bandowe, B.A.M.; Wilcke, W.; Boll, Esther Sørensen; Christensen, Jan H.; Vila, J.; Grifoll, M.; Faure, P.; Biache, C.; Lorgeoux, C.; Larsson, M.; Irgum, K. Frech; Ivarsson, P.; Ricci, M.

    In: Trends in Analytical Chemistry, Vol. 57, 2014, p. 83-92.

    Research output: Contribution to journalReviewResearchpeer-review

  52. Published

    Sediment baseline study of levels and sources of polycyclic aromatic hydrocarbons and heavy metals in Lake Nicaragua. / Scheibye, Katrine; Weisser, Johan Juhl; Borggaard, Ole K.; Larsen, Martin; Holm, Peter Engelund; Vammen, Katherine; Christensen, Jan H.

    In: Chemosphere, Vol. 95, 2014, p. 556-565.

    Research output: Contribution to journalJournal articleResearchpeer-review

  53. Published

    The surface reactivity of chalk (biogenic calcite) with hydrophilic and hydrophobic functional groups. / Okhrimenko, Denis; Dalby, Kim Nicole; Skovbjerg, Lone; Bovet, Nicolas Emile; Christensen, Jan H.; Stipp, Susan Louise Svane.

    In: Geochimica et Cosmochimica Acta, Vol. 128, 2014, p. 212-224.

    Research output: Contribution to journalJournal articleResearchpeer-review

  54. Published

    Using the hydrophobic subtraction model to choose orthogonal columns for online comprehensive two-dimensional liquid chromatography. / Græsbøll, Rune; Nielsen, Nikoline Juul; Christensen, Jan H.

    In: Journal of Chromatography A, Vol. 1326, 2014, p. 39-46.

    Research output: Contribution to journalJournal articleResearchpeer-review

  55. 2013
  56. Published

    Chemometric assessment of enhanced bioremediation of oil contaminated soils. / Soleimani, Mohsen; Farhoudi, Majid; Christensen, Jan H.

    In: Journal of Hazardous Materials, Vol. 254-255, 2013, p. 372-381.

    Research output: Contribution to journalJournal articleResearchpeer-review

  57. Published

    Effects of Nereis diversicolor on the transformation of 1-Methylpyrene and Pyrene : transformation of identification of phase I and II products. / Malmquist, Linus Mattias Valdemar; Christensen, Jan H.; Selck, Henriette.

    In: Environmental Science & Technology (Washington), Vol. 47, No. 10, 2013, p. 5383-5392.

    Research output: Contribution to journalJournal articleResearchpeer-review

  58. Published

    Fluorochemicals used in food packaging inhibit male sex hormone synthesis. / Rosenmai, Anna Kjerstine; Nielsen, Frederik Knud; Pedersen, M.; Hadrup, Niels; Trier, Xenia; Christensen, Jan H.; Vinggaard, Anne Marie.

    In: Toxicology and Applied Pharmacology, Vol. 266, No. 1, 2013, p. 132-142.

    Research output: Contribution to journalJournal articleResearchpeer-review

  59. Published

    Hvad der var brandvarmt indenfor analytisk kemi denne sommer : Rejsebeskrivelser fra fire internationale analytisk kemi-konferencer. / Nielsen, Nikoline Juul; Jäpelt, Kristina Bak; Skov, Søren Furbo; Trier, Xenia; Græsbøll, Rune; Kristiansen, Mie Berg ; Christensen, Jan H.

    In: Dansk Kemi, Vol. 94, No. 11, 2013, p. 10-13.

    Research output: Contribution to journalJournal articleCommunication

  60. 2012
  61. Published

    Adsorption of mono- and di-butyltin by a wheat charcoal : pH effects and modeling. / Fang, Liping; Borggaard, Ole K.; Christensen, Jan H.; Holm, Peter Engelund; Hansen, Hans Chr. Bruun.

    In: Chemosphere, Vol. 89, No. 7, 2012, p. 863-868.

    Research output: Contribution to journalJournal articleResearchpeer-review

  62. Published

    Automated peak extraction and quantification in chromatograpy with multichannel detectors. / Furbo, Søren; Christensen, Jan H.

    In: Analytical Chemistry, Vol. 84, No. 5, 2012, p. 2211-2218.

    Research output: Contribution to journalJournal articleResearchpeer-review

  63. Published

    Chemometric analysis of gas chromatography with flame ionisation detection chromatograms : a novel method for classification of petroleum products. / Nielsen, Nikoline Juul; Ballabio, D.; Tomasi, G.; Todeschini, R.; Christensen, Jan H.

    In: Journal of Chromatography A, Vol. 1238, 2012, p. 121-127.

    Research output: Contribution to journalJournal articleResearchpeer-review

  64. Published

    Source identification of petroleum hydrocarbons in soil and sediments from Iguadu River Waterched, Paraná, Brazil using the CHEMSIC method (CHEMometric analysis of Selected Ion Chromatograms). / Gallotta, Fabiana D.C.; Christensen, Jan H.

    In: Journal of Chromatography A, Vol. 1235, 2012, p. 149-158.

    Research output: Contribution to journalJournal articleResearchpeer-review

  65. 2011
  66. Published

    Air Contaminant removal by Indoor Plants - System development. / Dela Cruz, Majbrit; Christensen, Jan H.; Müller, Renate.

    2011. Poster session presented at EmCon 2011, Copenhagen, Denmark.

    Research output: Contribution to conferencePosterResearch

  67. Published

    Metals and organotins in multiple bivalve species in a one-off global survey. / Larsen, Martin Mørk; Strand, Jakob; Christensen, Jan H.; Vorkamp, Katrin; Hansen, Asger Baltzer; Andersen, Ole.

    In: Journal of Environmental Monitoring, Vol. 13, 2011, p. 1793-1802.

    Research output: Contribution to journalJournal articleResearchpeer-review

  68. Published

    Polyfluorinated surfactants (PFS) in paper and board coatings for food packaging. / Trier, Xenia; Granby, Kit; Christensen, Jan H.

    In: Environmental Science and Pollution Research, Vol. 18, No. 7, 2011, p. 1108-1120.

    Research output: Contribution to journalJournal articleResearchpeer-review

  69. Published

    Structural isomers of polyfluorinated di- and tri-alkylated phosphate ester surfactants present in industrial blends and in microwave popcorn bags. / Trier, Xenia; Nielsen, Nikoline Juul; Christensen, Jan H.

    In: Environmental Science and Pollution Research, Vol. 18, No. 8, 2011, p. 1422-1432.

    Research output: Contribution to journalJournal articleResearchpeer-review

  70. Published

    System Development for the Investigation of Air Contaminant Removal by Indoor Plants. / Dela Cruz, Majbrit; Christensen, Jan H.; Müller, Renate.

    2011. Abstract from EmCon 2011, Copenhagen, Denmark.

    Research output: Contribution to conferenceConference abstract for conferenceResearch

  71. Published

    The use of environmental metabolomics to determine glyphosate level of exposure in rapeseed (Brassica napus L.) seedlings. / Petersen, Iben Lykke; Tomasi, Giorgio; Sørensen, Hilmer; Boll, Esther Sørensen; Hansen, Hans Chr. Bruun; Christensen, Jan H.

    In: Environmental Pollution, Vol. 159, No. 10, 2011, p. 3071-3077.

    Research output: Contribution to journalJournal articleResearchpeer-review

  72. Published

    Tools to discover anionic and nonionic polyfluorinated alkyl surfactants by liquid chromatography electrospray ionisation mass spectrometry. / Trier, Xenia; Granby, Kit; Christensen, Jan H.

    In: Journal of Chromatography A, Vol. 1218, No. 40, 2011, p. 7094-7104.

    Research output: Contribution to journalJournal articleResearchpeer-review

  73. 2010
  74. Published

    A novel approach for characterization of polycyclic aromatic hydrocarbon (PAH) pollution patterns in sediments from Guanabara Bay, Rio de Janeiro, Brazil. / Christensen, Jan H.; Tomasi, Giorgio; Scofield, Arthur de Lemos; Meniconi, Maria de Fatima Guadalupe.

    In: Environmental Pollution, Vol. 158, No. 10, 2010, p. 3290-3297.

    Research output: Contribution to journalJournal articleResearchpeer-review

  75. Published

    A pre-processing strategy for liquid chromatography time-of-flight mass spectrometry metabolic fingerprinting data. / Nielsen, Nikoline Juul; Tomasi, Giorgio; Frandsen, Rasmus John Normand; Kristensen, Matilde Bylov; Nielsen, John; Giese, Henriette; Christensen, Jan H.

    In: Metabolomics, Vol. 6, No. 3, 2010, p. 341-352.

    Research output: Contribution to journalJournal articleResearchpeer-review

  76. Published

    Blending of heritable recognition cues among ant nestmates creates distinct colony gestalt odours but prevents within-colony nepotism. / van Zweden, Jelle Stijn; Brask, Josefine B. ; Christensen, Jan H.; Boomsma, Jacobus Jan; Linksvayer, Timothy Arnold; D'Ettorre, Patrizia.

    In: Journal of Evolutionary Biology, Vol. 23, No. 7, 2010, p. 1498-1508.

    Research output: Contribution to journalJournal articleResearchpeer-review

  77. Published

    Fungal PAH-metabolites resist mineralization by soil microorganisms. / Schmidt, Stine Nørgaard; Christensen, Jan H.; Johnsen, Anders R.

    In: Environmental Science & Technology (Washington), Vol. 44, No. 5, 2010, p. 1677-1682.

    Research output: Contribution to journalJournal articleResearchpeer-review

  78. Published

    Influence of smoking parameters on the concentration of polycyclic aromatic hydrocarbons (PAHs) in Danish smoked fish. / Duedahl-Olesen, Lene; Christensen, Jan H.; Højgård, A.; Granby, Kit; Timm Heinrich, Maike.

    In: Food Additives and Contaminants, Vol. 27, No. 9, 2010, p. 1294-1305.

    Research output: Contribution to journalJournal articleResearchpeer-review

  79. Published

    Phytoremediation of an aged petroleum contaminated soil using endophyte infected and non-infected grasses. / Soleimani, Mohsen ; Afyuni, Majid; Hajabbasi, Mohammad A.; Nourbakhsh, Farshid; Sabzalian, Mohammad R.; Christensen, Jan H.

    In: Chemosphere, Vol. 81, No. 9, 2010, p. 1084-1090.

    Research output: Contribution to journalJournal articleResearchpeer-review

  80. Published

    Polychlorinated biphenyls, organochlorine pesticides and polycyclic aromatic hydrocarbons in a one-off global survey of bivalves. / Vorkamp, Katrin; Strand, Jakob; Christensen, Jan H.; Svendsen, Tore Christian; Lassen, Pia; Hansen, Asger B.; Larsen, Martin Mørk; Andersen, Ole.

    In: Journal of Environmental Monitoring, Vol. 12, No. 5, 2010, p. 1141-1152.

    Research output: Contribution to journalJournal articleResearchpeer-review

  81. Published

    Tjærestoffer - miljøgifte du ikke kan undgå. / Boll, Esther Sørensen; Christensen, Jan H.

    In: Grøn Hverdag, No. 3, 2010, p. 18-22.

    Research output: Contribution to journalJournal articleCommunication

  82. 2009
  83. Published

    A tucker model based approach for analysis of complex oil biodegradation data. / Tomasi, Giorgio; Christensen, Jan H.

    In: Journal of Chromatography A, Vol. 1216, No. 45, 2009, p. 7865-7872.

    Research output: Contribution to journalJournal articleResearchpeer-review

  84. Published

    Do we know the environmental fate of antibiotic feed additives used in poultry production - or is there a gap? / Hansen, Martin; Björklund, Bengt Erland; Christensen, Jan H.; Krogh, Kristine Andersen; Brandt, Asbjørn; Halling-Sørensen, Bent.

    2009. Poster session presented at Gaps in Pollution Science, Copenhagen, Denmark.

    Research output: Contribution to conferencePosterResearch

  85. Published

    Extraction of polycyclic aromatic hydrocarbons from smoked fish using pressurized liquid extraction with integrated fat removal . / Lund, Mette; Duedahl-Olesen, Lene; Christensen, Jan H.

    In: Talanta: The International Journal of Pure and Applied Analytical Chemistry, Vol. 79, No. 1, 2009, p. 10-15.

    Research output: Contribution to journalJournal articleResearchpeer-review

  86. Published

    Fate and antibacterial potency of anticoccidal drugs and their main abiotic degradation products. / Hansen, Martin; Krogh, Kristine Andersen; Brandt, Asbjørn; Christensen, Jan H.; Halling-Sørensen, Bent.

    In: Environmental Pollution, Vol. 157, No. 2, 2009, p. 474-480.

    Research output: Contribution to journalJournal articleResearchpeer-review

  87. Published

    Organic contaminants in complex environmental samples: profiling, quantification and chemometric data analysis. / Strobel, Bjarne W.; Christensen, Jan H.

    Gaps in Pollution Science: A Workshop at KU-LIFE. 2009. p. 9.

    Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsResearch

  88. Published

    PARAFAC modeling of fluorescence excitation-emission spectra of fish bile for rapid en route screening of PAC exposure. / Christensen, Jan H.; Tomasi, Giorgio; Strand, Jakob; Andersen, Ole.

    In: Environmental Science & Technology (Washington), Vol. 43, No. 12, 2009, p. 4439-4445.

    Research output: Contribution to journalJournal articleResearchpeer-review

  89. Published

    Pressurised liquid extraction of flavonoids in onions : method development and validation. / Søltoft, Malene; Christensen, Jan H.; Nielsen, John; Knuthsen, Pia.

    In: Talanta: The International Journal of Pure and Applied Analytical Chemistry, Vol. 80, No. 1, 2009, p. 269-278.

    Research output: Contribution to journalJournal articleResearchpeer-review

  90. 2008
  91. Published

    Do we know the environmental fate of antibiotic feed additives used in poultry production - or is there a gap? / Hansen, Martin; Björklund, Bengt Erland; Christensen, Jan H.; Krogh, Kristine Andersen; Brandt, Asbjørn; Halling-Sørensen, Bent.

    Gaps in Pollution Science: Abstract Book. Department of Basic Sciences and Environment, University of Copenhagen, 2008.

    Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsResearch

  92. Published

    Isomer-specific biodegradation of methylphenanthrenes by soil bacteria. / Lamberts, Rasmus F.; Christensen, Jan H.; Mayer, Philipp; Andersen, Ole; Johnsen, Anders R.

    In: Environmental Science & Technology (Washington), Vol. 42, No. 13, 2008, p. 4790-4796.

    Research output: Contribution to journalJournal articleResearchpeer-review

  93. Published

    Quantification and source identification of polycyclic aromatic hydrocarbons in sediment, soil, and water spinach from Hanoi, Vietnam. / Boll, Esther Sørensen; Christensen, Jan Henning; Holm, Peter Engelund.

    In: Journal of Environmental Monitoring, Vol. 10, No. 2, 2008, p. 261-269.

    Research output: Contribution to journalJournal articleResearchpeer-review

  94. Published

    Univariate and multivariate characterization of heavy fuel oil weathering and biodegradation in soil. / Lamberts, Rasmus F.; Johnsen, Anders R.; Andersen, Ole; Christensen, Jan H.

    In: Environmental Pollution, Vol. 156, No. 2, 2008, p. 297-305.

    Research output: Contribution to journalJournal articleResearchpeer-review

  95. 2007
  96. Published

    Assessment of oil weathering by gas chromatography-mass spectrometry, time warping and principal component analysis. / Malmquist, Linus M.V.; Olsen, Rasmus R.; Hansen, Asger B.; Andersen, Ole; Christensen, Jan H.

    In: Journal of Chromatography A, Vol. 1164, No. 1-2, 2007, p. 262-270.

    Research output: Contribution to journalJournal articleResearchpeer-review

  97. Published

    Linking presence of functional genes and chemical fingerprints in soil bacterial communities contaminated with PAHs. / Jensen, Karen Søgaard; Christensen, Jan H.; Winding, Anne.

    2007. Poster session presented at SETAC Europe Annual Meeting, Porto, Portugal.

    Research output: Contribution to conferencePosterResearch

  98. Published

    Practical aspects of chemometrics for oil spill fingerprinting. / Christensen, Jan H.; Tomasi, Giorgio.

    In: Journal of Chromatography A, Vol. 1169, No. 1-2, 2007, p. 1-22.

    Research output: Contribution to journalJournal articleResearchpeer-review

  99. Published

    Quantification and source identification of polycyclic aromatic hydrocarbons in Hanoi and an aquatic production system in peri-urban areas of Hanoi. / Boll, Esther Sørensen; Christensen, Jan H.; Holm, Peter Engelund.

    2007. Poster session presented at International Symposium for Polycyclic Aromatic Compounds, Trondheim, Norway.

    Research output: Contribution to conferencePosterResearch

  100. 2006
  101. Published

    A multivariate approach to oil hydrocarbon fingerprinting and spill source identification : chapter 9. / Christensen, Jan H.; Tomasi, Giorgio.

    Oil spill environmental forensics: fingerprinting and source identification. ed. / Zhendi Wang; Scott A. Stout. Academic Press, 2006. p. 293-325.

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

  102. Published

    Crude oil and refined product fingerprinting : principles. / Wang, Zhendi; Fingas, Merv; Yang, Chun; Christensen, Jan H.

    Environmental forensics: contaminant specific guide. ed. / Robert D. Morrison; Brian L. Murphy. Academic Press, 2006. p. 340-407.

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

  103. Published

    Crude oil and refined product fingerprinting : applications. / Wang, Zhendi; Christensen, Jan H.

    Environmental forensics: contaminant specific guide. ed. / Robert D. Morrison; Brian L. Murphy. Academic Press, 2006. p. 410-464.

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

  104. Published

    Metabolic fingerprinting of crude plant extracts using ESI-TOF mass spectrometry. / Petersen, Iben Lykke; Christensen, Jan H.; Sørensen, Hilmer; Ravn, Helle Weber; Hansen, Hans Christian Bruun.

    Environment and stress: symposium abstracts and program. 2006. p. 27.

    Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsResearch

  105. Published

    Metabolic fingerprinting of crude plant extracts using Q-TOF mass spectrometry. / Petersen, Iben Lykke; Christensen, Jan H.; Sørensen, Hilmer; Ravn, Helle Weber; Hansen, Hans Christian Bruun.

    2006. Poster session presented at Environment and Stress : Symposium of Danish Environmental Science Schools, Copenhagen, Denmark.

    Research output: Contribution to conferencePosterResearch

  106. Published

    Metabolic fingerprinting of crude plant extracts using Q-TOF mass spectrometry. / Petersen, Iben Lykke; Christensen, Jan H.; Sørensen, Hilmer; Ravn, Helle Weber; Hansen, Hans Christian Bruun.

    2006. Poster session presented at International Conference on Plant Metabolomics, Reading, United Kingdom.

    Research output: Contribution to conferencePosterResearch

  107. Published

    Metabolic fingerprinting of crude plant extracts using Q-TOF mass spectrometry. / Petersen, Iben Lykke; Christensen, Jan H.; Ravn, Helle Weber; Sørensen, Hilmer; Hansen, Hans Chr. Bruun.

    2006. Abstract from International Conference on Plant Metabolomics, Reading, United Kingdom.

    Research output: Contribution to conferenceConference abstract for conferenceResearch

  108. 2005
  109. Published

    Chemical fingerprinting of petroleum biomakers using time warping and PCA. / Christensen, Jan H.; Tomasi, Giorgio; Hansen, Asger B.

    In: Environmental Science & Technology (Washington), Vol. 39, No. 1, 01.01.2005, p. 255-260.

    Research output: Contribution to journalJournal articleResearchpeer-review

  110. Published

    Characterization and matching of oil samples using fluorescence spectroscopy and parallel factor analysis. / Christensen, J. H.; Hansen, A. B.; Mortensen, J.; Andersen, O.

    In: Bunseki, Vol. 77, No. 7, 2005, p. 2210-2217.

    Research output: Contribution to journalJournal articleResearchpeer-review

  111. Published

    Characterization, weathering, and application of sesquiterpanes to source identification of spilled lighter petroleum products. / Wang, Zhendi; Yang, Chun; Fingas, Merv; Hollebone, Bruce; Peng, Xianzhi; Hansen, Asger B.; Christensen, Jan H.

    In: Environmental Science & Technology (Washington), Vol. 39, No. 22, 2005, p. 8700-8707.

    Research output: Contribution to journalJournal articleResearch

  112. Published

    Chemical fingerprinting of terpanes and steranes by chromatographic alignment and principal component analysis. / Christensen, J. H.; Hansen, A. B.; Andersen, O.

    2005. Paper presented at Artic and Marine Oilspill Program (AMOP) Technical Seminar, Proceedings of the 28. Arctic and Marine Oilspill Program (AMOP) Technical Seminar, Calgary(Alberta), .

    Research output: Contribution to conferencePaperResearch

  113. Published

    Evaluation of oil biodegradation using time warping and PCA. / Christensen, J. H.; Hansen, A. B.; Andersen, O.

    2005. Paper presented at Artic and Marine Oilspill Program (AMOP) Technical Seminar, Proceedings of the 28. Arctic and Marine Oilspill Program (AMOP) Technical Seminar, Calgary(Alberta), .

    Research output: Contribution to conferencePaperResearch

  114. Published

    Evaluation of short-term physical weathering of a heavy fuel oil by use of time warping and PCA. / Malmquist, L. M. V.; Olsen, R. R.; Christensen, J. H.; Andersen, O.

    2005. Paper presented at Artic and Marine Oilspill Program (AMOP) Technical Seminar, Proceedings of the 28. Arctic and Marine Oilspill Program (AMOP) Technical Seminar, Calgary(Alberta), .

    Research output: Contribution to conferencePaperResearch

  115. Published

    Multivariate statistical methods for evaluating biodegradation of mineral oil. / Christensen, Jan H.; Hansen, Asger B.; Karlson, Ulrich; Mortensen, John; Andersen, Ole.

    In: Journal of Chromatography A, Vol. 1090, No. 1-2, 2005, p. 133-145.

    Research output: Contribution to journalJournal articleResearchpeer-review

  116. 2004
  117. Published

    Persistent halogenated compounds in black guillemots (Cepphus grylle) from Greenland - levels, compound patterns and spatial trends. / Vorkamp, Katrin; Christensen, Jan H.; Glasius, Marianne; Riget, Frank Farsø.

    In: Marine Pollution Bulletin, Vol. 48, No. 1-2, 2004, p. 111.

    Research output: Contribution to journalJournal articleResearchpeer-review

  118. Published

    Polybrominated diphenyl ethers and organochlorine compounds in biota from the marine environment of East Greenland. / Vorkamp, Katrin; Christensen, Jan H.; Riget, Frank Farsø.

    In: Science of the Total Environment, Vol. 331, 2004, p. 143.

    Research output: Contribution to journalJournal articleResearchpeer-review

  119. 2002
  120. Published

    Application of multivariate data analysis for assessing the early fate of petrogenic compounds in the marine environment following the Baltic Carrier oil spill. / Christensen, Jan H.

    In: Polycyclic Aromatic Compounds, Vol. 22, 2002, p. 703.

    Research output: Contribution to journalJournal articleResearchpeer-review

  121. Published

    Modeling of Advective solute transport in sandy sediments inhabited by the lugworm Arenicola Marina. / Timmermann, Karen; Christensen, Jan H.; Banta, Gary Thomas.

    In: Journal of Marine Research, Vol. 60, 2002, p. 151.

    Research output: Contribution to journalJournal articleResearchpeer-review

  122. Published

    Polybrominated Diphenyl Ethers (PBDEs) in Marine Fish and Blue Mussels from Southern Greenland. / Christensen, Jan H.; Glasius, Marianne; Pecseli, Maria; Pritzl, Gunnar.

    In: Chemosphere, Vol. 47, 2002, p. 631.

    Research output: Contribution to journalJournal articleResearchpeer-review

  123. 2001
  124. Published

    Screening of Polybrominated Diphenyl Ethers in Blue Mussels, Marine and Freshwater Sediments in Denmark. / Christensen, Jan H.; Platz, Jesper.

    In: Journal of Environmental Monitoring, Vol. 3, No. 5, 2001, p. 543.

    Research output: Contribution to journalJournal articleResearchpeer-review

  125. 1997
  126. Published

    Response characteristics and application of chalcogenide glass Cr(VI)selective electrode. / Christensen, Jan H.; Clemmensen, Philip; Hansen, Gregers; Liltorp, Karin; Mortensen, John.

    In: Sensors and Actuators B: Chemical, Vol. 45, 1997, p. 239.

    Research output: Contribution to journalJournal articleResearchpeer-review

  127. 1996
  128. Published

    Multiple change-point analysis of disease incidence rates. / Christensen, J.; Rudemo, M.

    In: Preventive Veterinary Medicine, Vol. 99, 1996, p. 53-76.

    Research output: Contribution to journalJournal articleResearchpeer-review

  129. 1993
  130. Published

    Determination of 1-hydroxypyrene in human urine by high-performance liquid chromatography. / Hansen, Åse Marie; Poulsen, O M; Christensen, J M; Hansen, S H.

    In: Journal of Analytical Toxicology, Vol. 17, No. 1, 1993, p. 38-41.

    Research output: Contribution to journalJournal articleResearchpeer-review

ID: 4239565