Jan H. Christensen
Professor
Section for Environmental Chemistry and Physics
Thorvaldsensvej 40, 1871 Frederiksberg C, 71 Højhus 71, Building: 71-6-T634
Member of:
- Published
Using the hydrophobic subtraction model to choose orthogonal columns for online comprehensive two-dimensional liquid chromatography
Græsbøll, R., Nielsen, Nikoline Juul & Christensen, Jan H., 2014, In: Journal of Chromatography A. 1326, p. 39-46 8 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Univariate and multivariate characterization of heavy fuel oil weathering and biodegradation in soil
Lamberts, R. F., Johnsen, A. R., Andersen, O. & Christensen, Jan H., 2008, In: Environmental Pollution. 156, 2, p. 297-305 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Ultra-high performance supercritical fluid chromatography-MS for the analysis of organic contaminants in sediments
Lübeck, Josephine, Christensen, Jan H. & Tomasi, Giorgio, 2023, In: Journal of Separation Science. 46, 1, 2200668.Research output: Contribution to journal › Journal article › Research › peer-review
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Tracing production with analytical chemistry: Can oil finger printing provide new answers
Nielsen, J., Poulsen, K. G., Christensen, Jan H. & Sølling, Theis Ivan, 2019, Society of Petroleum Engineers - SPE Middle East Oil and Gas Show and Conference 2019, MEOS 2019. Bahrain: Society of Petroleum Engineers (SPE), 17 p. SPE-194916-MSResearch output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review
- Published
Tools to discover anionic and nonionic polyfluorinated alkyl surfactants by liquid chromatography electrospray ionisation mass spectrometry
Trier, Xenia, Granby, K. & Christensen, Jan H., 2011, In: Journal of Chromatography A. 1218, 40, p. 7094-7104 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Tjærestoffer - miljøgifte du ikke kan undgå
Boll, E. S. & Christensen, Jan H., 2010, In: Grøn Hverdag. 3, p. 18-22 5 p.Research output: Contribution to journal › Journal article › Communication
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The “Gandalf” soil sampling project at a former industrial site in Copenhagen, Denmark: evaluating soil classification reliability
Svensmark, Bo, Mortensen, P., Milosevic, N. & Christensen, Jan H., 2021, In: Spectroscopy Europe. 33, 6, 12 p.Research output: Contribution to journal › Journal article › Research › peer-review
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The use of environmental metabolomics to determine glyphosate level of exposure in rapeseed (Brassica napus L.) seedlings
Petersen, Iben Lykke, Tomasi, Giorgio, Sørensen, H., Boll, E. S., Hansen, Hans Chr. Bruun & Christensen, Jan H., 2011, In: Environmental Pollution. 159, 10, p. 3071-3077 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
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The surface reactivity of chalk (biogenic calcite) with hydrophilic and hydrophobic functional groups
Okhrimenko, D., Dalby, K. N., Skovbjerg, L., Bovet, N. E., Christensen, Jan H. & Stipp, S. L. S., 2014, In: Geochimica et Cosmochimica Acta. 128, p. 212-224 13 p.Research output: Contribution to journal › Journal article › Research › peer-review
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The root external mycelium of mycorrhizal fungi has a key role in plant nutrition but is suppressed by the soil microbiota
Cruz Paredes, C., Watts-Williams, S. J., Battini, F., Joner, E. J., Svenningsen, N. B., Dela Cruz, Majbrit, Christensen, Jan H., Nybroe, O. & Jakobsen, Iver, 2017, Proceedings Book: XVIII International Plant Nutrition Colloquium with Boron and Manganese Satellite Meetings. Carstensen, A., Laursen, K. H. & Schjoerring, J. K. (eds.). University of Copenhagen, p. 116-117 2 p.Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review
- Published
The development and validation of a GC-MS method for the quantification of glycolaldehyde formed from carbohydrate fragmentation processes
Fathalinejad, S., Taarning, E., Christensen, P. & Christensen, Jan H., 2020, In: Analytical Methods. 12, 15, p. 1975-1987 13 p.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
The Pixel-Based Chemometric Approach for Oil Spill Identification and Hydrocarbon Source Differentiation: Two Case Studies From the Persian Gulf
Poulsen, K. G., Kristensen, M., Tomasi, Giorgio, Dela Cruz, Majbrit & Christensen, Jan H., 2018, Oil Spill Environmental Forensics Case Studies. Elsevier, p. 443-463 21 p.Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review
- Published
The Pixel-Based Chemometric Approach for Oil Spill Identification and Hydrocarbon Source Differentiation: Two Case Studies From the Persian Gulf
Poulsen, K. G., Kristensen, M., Tomasi, Giorgio, Dela Cruz, Majbrit & Christensen, Jan H., 1 Jan 2017, Oil Spill Environmental Forensics Case Studies. Elsevier, p. 443-463 21 p.Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research › peer-review
- Published
The NORMAN Association and the European Partnership for Chemicals Risk Assessment (PARC): let’s cooperate!
Dulio, V., Koschorreck, J., van Bavel, B., van den Brink, P., Hollender, J., Munthe, J., Schlabach, M., Aalizadeh, R., Agerstrand, M., Ahrens, L., Allan, I., Alygizakis, N., Barcelo’, D., Bohlin-Nizzetto, P., Boutroup, S., Brack, W., Bressy, A., Christensen, J. H., Cirka, L., Covaci, A. & 48 others, , 2020, In: Environmental Sciences Europe. 32, 11 p., 100.Research output: Contribution to journal › Comment/debate › Research › peer-review
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The Baltic Carrier oil spill: Monitoring and assessment of PAC levels in water, sediment and biota
Pécseli, M., Pritzl, G., Hansen, A. B., Christensen, Jan H., Andersen, Ove, Banta, G., Johansen, K. & Sørensen, J. L., 1 Dec 2003, p. 953-970. 18 p.Research output: Contribution to conference › Paper › Research › peer-review
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Temporal characterization and statistical analysis of flowback and produced waters and their potential for reuse
Oetjen, K., Chan, K. E., Poulsen, K. G., Christensen, Jan H., Blotevogel, J., Borch, T., Spear, J. R., Cath, T. Y. & Higgins, C. P., 2018, In: Science of the Total Environment. 619-620, p. 654-664 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
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System stability and signal enhancement with analyte protectants: Gas chromatography analysis of oxygenated-polycyclic aromatic hydrocarbons
Jørgensen, Mathias Blichert, Nyemann, P. P., Haq, I. U., Christensen, P., Pattison, David & Christensen, Jan H., 2024, In: Talanta. 272, 8 p., 125810.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
System Development for the Investigation of Air Contaminant Removal by Indoor Plants
Dela Cruz, Majbrit, Christensen, Jan H. & Müller, Renate, 2011. 1 p.Research output: Contribution to conference › Conference abstract for conference › Research
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Sustainable Harnessing of SiO2 Nanoparticles from Rice Husks: A Review of the Best Synthesis and Applications
Otero, Alba Rodriguez, Vargas, V., Galarneau, A., Castillo, J., Christensen, Jan H. & Bouyssiere, B., 2023, In: Processes. 11, 12, 22 p., 3373.Research output: Contribution to journal › Review › Research › peer-review
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Suspect Screening of Lupin-Produced Phytotoxins in Environmental Samples
Liang, Xiaomeng, Christensen, Jan H., Bucheli, T. D. & Nielsen, Nikoline Juul, 2023, In: LC-GC North America. 41, 8, p. 346-349 4 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Supercritical fluid chromatography for the analysis of oxygenated polycyclic aromatic compounds in unconventional oils
Lübeck, Josephine, Malmquist, L. M. V. & Christensen, Jan H., 29 Mar 2019, In: Journal of Chromatography A. 1589, p. 162-172Research output: Contribution to journal › Journal article › Research › peer-review
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Supercritical Fluid Chromatography Coupled to High-Resolution Mass Spectrometry Reveals Persistent Mobile Organic Compounds with Unknown Toxicity in Wastewater Effluents
Tisler, Selina, Savvidou, P., Jørgensen, Mathias Blichert, Castro, M. & Christensen, Jan H., 2023, In: Environmental Science & Technology. 57, 25, p. 9287-9297 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Super-complex mixtures of aliphatic- and aromatic acids may be common degradation products after marine oil spills: A lab-study of microbial oil degradation in a warm, pre-exposed marine environment
Kristensen, M., Johnsen, A. R. & Christensen, Jan H., 15 Sep 2021, In: Environmental Pollution. 285, 8 p., 117264.Research output: Contribution to journal › Journal article › Research › peer-review
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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., 2011, In: Environmental Science and Pollution Research. 18, 8, p. 1422-1432 11 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Source-Supported Suspect Screening (4S) of Phytotoxins in Terrestrial and Aquatic Environments: A Field Study of Lupinus angustifolius L. (Blue Lupin)
Liang, Xiaomeng, Christensen, Jan H., Bucheli, T. D. & Nielsen, Nikoline Juul, 2023, In: Environmental Science & Technology. 57, 6, p. 2333-2340Research output: Contribution to journal › Journal article › Research › peer-review
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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, F. D. C. & Christensen, Jan H., 2012, In: Journal of Chromatography A. 1235, p. 149-158 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Source identification of beached oil at Al Zubarah, Northwestern Qatar
Al-Kaabi, N. S., Kristensen, M., Zouari, N., Sølling, Theis Ivan, Bach, S. S., Al-Ghouti, M. & Christensen, Jan H., 2017, In: Journal of Petroleum Science and Engineering. 149, p. 107-113 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Source apportionment of polycyclic aromatic hydrocarbons (PAHs) in sediments from Khuzestan province, Iran
Lübeck, Josephine, Poulsen, K. G., Knudsen, S. B., Soleimani, M., Furbo, S., Tomasi, Giorgio & Christensen, Jan H., 2016, In: Marine Pollution Bulletin. 110, 1, p. 584-590 7 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Soil bacteria and protists show different sensitivity to polycyclic aromatic hydrocarbons at controlled chemical activity
Winding, A., Modrzyński, J. J., Christensen, Jan H., Brandt, Kristian Koefoed & Mayer, P., 2019, In: FEMS Microbiology Letters. 366, 17, fnz214.Research output: Contribution to journal › Journal article › Research › peer-review
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Separation, detection and identification of phase I and phase II metabolites and their corresponding polycyclic aromatic compounds
Malmquist, L. M. V., Boll, E. S., Nielsen, Nikoline Juul & Christensen, Jan H., 2017, In: Analytical Methods. 9, 22, p. 3323-3328 6 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Selective pressurized liquid extraction of plant secondary metabolites: Convallaria majalis L. as a case
Liang, Xiaomeng, Nielsen, Nikoline Juul & Christensen, Jan H., 2020, In: Analytica Chimica Acta: X. 4, 9 p., 100040.Research output: Contribution to journal › Journal article › Research › peer-review
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Sediment baseline study of levels and sources of polycyclic aromatic hydrocarbons and heavy metals in Lake Nicaragua
Scheibye, K., Weisser, J. J., Borggaard, Ole K., Larsen, M., Holm, Peter Engelund, Vammen, K. & Christensen, Jan H., 2014, In: Chemosphere. 95, p. 556-565 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Second dimension retention indices in “normal” orthogonality comprehensive two-dimensional gas chromatography using single standard injection generated isovolatility curves
Devers, Jason Patrick, Pattison, David & Christensen, Jan H., 2022, In: Journal of Chromatography A. 1683, 5 p., 463548.Research output: Contribution to journal › Journal article › Research › peer-review
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Seasonal trend and source identification of polycyclic aromatic hydrocarbons associated with fine particulate matters (PM2.5) in Isfahan City, Iran, using diagnostic ratio and PMF model
Soleimani, M., Ebrahimi, Z., Mirghaffari, N., Moradi, H., Amini, N., Poulsen, K. G. & Christensen, Jan H., 2022, In: Environmental Science and Pollution Research. 29, p. 26449-26464Research output: Contribution to journal › Journal article › Research › peer-review
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Screening of Polybrominated Diphenyl Ethers in Blue Mussels, Marine and Freshwater Sediments in Denmark
Christensen, Jan H. & Platz, J., 2001, In: Journal of Environmental Monitoring. 3, 5, p. 543 547 p.Research output: Contribution to journal › Journal article › Research › peer-review
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SPE-LC-MS investigations for the isolation and fractionation of acidic oil degradation products
Schemeth, D., Nielsen, Nikoline Juul & Christensen, Jan H., 2018, In: Analytica Chimica Acta. 1038, p. 182-190 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Response characteristics and application of chalcogenide glass Cr(VI)selective electrode
Christensen, Jan H., Clemmensen, P., Hansen, G., Liltorp, K. & Mortensen, J., 1997, In: Sensors and Actuators B: Chemical. 45, p. 239 243 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Resolving isomers of nitrogen containing polycyclic aromatic compounds by travelling wave ion mobility spectrometry – Mass spectrometry and multiway curve resolution
Knudsen, S. B., Christensen, Jan H. & Tomasi, Giorgio, 2021, In: Chemometrics and Intelligent Laboratory Systems. 208, 104201.Research output: Contribution to journal › Journal article › Research › peer-review
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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., 2019, In: Chemosphere. 221, p. 226-234Research output: Contribution to journal › Journal article › Research › peer-review
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Removal of a complex VOC mixture by potted plants - effects on soil microorganisms
Dela Cruz, Majbrit, Svenningsen, N. B., Nybroe, O., Müller, Renate & Christensen, Jan H., 2023, In: Environmental Science and Pollution Research. 30, p. 55372-55381Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Removal of Polysorbate 80 by complexation prior to LC-MS analysis
Jäpelt, K. B., Johnsen, L. G. & Christensen, Jan H., 2016, In: Analusis - European Journal of Analytical Chemistry. 408, 9, p. 2303-2307 5 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Quantitative Nontarget Analysis of CECs in Environmental Samples Can Be Improved by Considering All Mass Adducts
Tisler, Selina, Kilpinen, Kristoffer Skovlund, Pattison, David, Tomasi, Giorgio & Christensen, Jan H., 2024, In: Analytical Chemistry. 96, 1, p. 229-237 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Quantification and source identification of polycyclic aromatic hydrocarbons in sediment, soil, and water spinach from Hanoi, Vietnam
Boll, E. S., Christensen, Jan H. & Holm, Peter Engelund, 2008, In: Journal of Environmental Monitoring. 10, 2, p. 261-269 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Productivity and oil fingerprinting: Application of analytical chemistry in the assessment of reservoir quality
Nielsen, J., Poulsen, K. G., Christensen, Jan H., Lassen, C. & Sølling, Theis Ivan, Dec 2020, In: Journal of Petroleum Science and Engineering. 195, 7 p., 107914.Research output: Contribution to journal › Journal article › Research › peer-review
- Published
Pressurised liquid extraction of flavonoids in onions: method development and validation
Søltoft, M., Christensen, Jan H., Nielsen, J. & Knuthsen, P., 2009, In: Talanta: The International Journal of Pure and Applied Analytical Chemistry. 80, 1, p. 269-278 10 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Practical aspects of chemometrics for oil spill fingerprinting
Christensen, Jan H. & Tomasi, Giorgio, 2007, In: Journal of Chromatography A. 1169, 1-2, p. 1-22 22 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Polyfluorinated surfactants (PFS) in paper and board coatings for food packaging
Trier, Xenia, Granby, K. & Christensen, Jan H., 2011, In: Environmental Science and Pollution Research. 18, 7, p. 1108-1120 13 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Polycyclic aromatic acids are primary metabolites of alkyl-PAHs - a case study with Nereis diversicolor
Malmquist, L. M. V., Selck, H., Jørgensen, K. B. & Christensen, Jan H., 2015, In: Environmental Science & Technology (Washington). 49, 9, p. 5713-5721 9 p.Research output: Contribution to journal › Journal article › Research › peer-review
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Polychlorinated biphenyls, organochlorine pesticides and polycyclic aromatic hydrocarbons in a one-off global survey of bivalves
Vorkamp, K., Strand, J., Christensen, Jan H., Svendsen, T. C., Lassen, P., Hansen, A. B., Larsen, M. M. & Andersen, O., 2010, In: Journal of Environmental Monitoring. 12, 5, p. 1141-1152 12 p.Research output: Contribution to journal › Journal article › Research › peer-review
ID: 4239565
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Quantification and source identification of polycyclic aromatic hydrocarbons in sediment, soil, and water spinach from Hanoi, Vietnam
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Metabolic fingerprinting of Lactobacillus paracasei: the optimal quenching strategy
Research output: Contribution to journal › Journal article › Research › peer-review
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188
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GC × GC–HRMS nontarget fingerprinting of organic micropollutants in urban freshwater sediments
Research output: Contribution to journal › Journal article › Research › peer-review
Published