Jan H. Christensen

Jan H. Christensen

Professor

Member of:


    1. 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, E. S., Christensen, Jan H., Vila, J., Grifoll, M., Faure, P., Biache, C., Lorgeoux, C., Larsson, M., Irgum, K. F., Ivarsson, P. & Ricci, M., 2014, In: Trends in Analytical Chemistry. 57, p. 83-92 10 p.

      Research output: Contribution to journalReviewResearchpeer-review

    2. Published

      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 journalJournal articleResearchpeer-review

    3. Published

      GC × GC–HRMS nontarget fingerprinting of organic micropollutants in urban freshwater sediments

      Lübeck, Josephine, Lionello Alexandrino, G. & Christensen, Jan H., 2020, In: Environmental Sciences Europe. 32, 16 p., 78.

      Research output: Contribution to journalJournal articleResearchpeer-review

    4. Published

      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 journalJournal articleResearchpeer-review

    5. Published

      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. 162-172

      Research output: Contribution to journalJournal articleResearchpeer-review

    6. Published

      Nontarget Analysis of Oxygenates in Catalytic Fast Pyrolysis Biocrudes by Supercritical Fluid Chromatography High-Resolution Mass Spectrometry

      Lübeck, Josephine, Tomasi, Giorgio, Poulsen, K. G., Mante, O. D., Dayton, D. C., Verdier, S. & Christensen, Jan H., 17 Jan 2019, In: Energy and Fuels. 33, 1, p. 296-306 11 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    7. 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, Jan H. & Andersen, O., 2005. 11 p.

      Research output: Contribution to conferencePaperResearch

    8. Published

      Assessment of oil weathering by gas chromatography-mass spectrometry, time warping and principal component analysis

      Malmquist, L. M. V., Olsen, R. R., Hansen, A. B., Andersen, O. & Christensen, Jan H., 2007, In: Journal of Chromatography A. 1164, 1-2, p. 262-270 9 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    9. Published

      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 journalJournal articleResearchpeer-review

    10. Published

      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 journalJournal articleResearchpeer-review

    11. Published

      Effects of Nereis diversicolor on the transformation of 1-Methylpyrene and Pyrene: transformation of identification of phase I and II products

      Malmquist, L. M. V., Christensen, Jan H. & Selck, H., 2013, In: Environmental Science & Technology (Washington). 47, 10, p. 5383-5392 10 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    12. Published

      Biomonitoring of Polycyclic Aromatic Hydrocarbon Deposition in Greenland Using Historical Moss Herbarium Specimens Shows a Decrease in Pollution During the 20th Century

      Martinez-Swatson, K., Mihály, E., Lange, C., Ernst, M., Dela Cruz, Majbrit, Price, M. J., Mikkelsen, T. N., Christensen, Jan H., Lundholm, Nina & Rønsted, Nina, 2020, In: Frontiers in Plant Science. 11, 13 p., 1085.

      Research output: Contribution to journalJournal articleResearchpeer-review

    13. Published

      Different Forensic Approaches for Hydrocarbons Sources Identification in an Urban Cluster Environment: Guanabara Bay

      Meniconi, M. D. F. G., Wagener, A. D. L. R. & Christensen, Jan H., 2018, Oil Spill Environmental Forensics Case Studies. Elsevier, p. 563-591 29 p.

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

    14. Published

      Limited recovery of soil microbial activity after transient exposure to gasoline vapors

      Modrzynski, J. J., Christensen, Jan H., Mayer, P. & Brandt, Kristian Koefoed, 2016, In: Environmental Pollution. 216, p. 826-835 10 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    15. Published

      Evaluation of dimethyl sulfoxide (DMSO) as a co-solvent for toxicity testing of hydrophobic organic compounds

      Modrzyński, J. J., Christensen, Jan H. & Brandt, Kristian Koefoed, 2019, In: Ecotoxicology. 28, p. 1136-1141

      Research output: Contribution to journalJournal articleResearchpeer-review

    16. Published

      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-MS

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

    17. Published

      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 journalJournal articleResearchpeer-review

    18. Published

      Investigation of micropollutants in household waste fractions processed by anaerobic digestion: target analysis, suspect- and non-target screening

      Nielsen, Nikoline Juul, Christensen, P., Poulsen, K. G. & Christensen, Jan H., 2023, In: Environmental Science and Pollution Research. 30, p. 48491-48507

      Research output: Contribution to journalJournal articleResearchpeer-review

    19. Published

      A pre-processing strategy for liquid chromatography time-of-flight mass spectrometry metabolic fingerprinting data

      Nielsen, Nikoline Juul, Tomasi, Giorgio, Frandsen, R. J. N., Kristensen, M. B., Nielsen, J., Giese, H. & Christensen, Jan H., 2010, In: Metabolomics. 6, 3, p. 341-352 12 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    20. Published

      Examples of unwanted variation when characterising dissolved organic matter using direct injection electrospray mass spectrometry and chemometrics

      Nielsen, Nikoline Juul, Christensen, P., Stedmon, C. & Christensen, Jan H., 2018, In: Analytical Methods. 10, 22, p. 2636-2646 11 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    21. Published

      Hvad der var brandvarmt indenfor analytisk kemi denne sommer: Rejsebeskrivelser fra fire internationale analytisk kemi-konferencer

      Nielsen, Nikoline Juul, Jäpelt, K. B., Skov, S. F., Trier, X., Græsbøll, R., Kristiansen, M. B. & Christensen, Jan H., 2013, In: Dansk Kemi. 94, 11, p. 10-13 4 p.

      Research output: Contribution to journalJournal articleCommunication

    22. 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., 2016, In: Analusis - European Journal of Analytical Chemistry. 408, 21, p. 5855-5865 11 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    23. 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., 2012, In: Journal of Chromatography A. 1238, p. 121-127 7 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    24. Published

      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 journalJournal articleResearchpeer-review

    25. Published

      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 journalJournal articleResearchpeer-review

    26. Published

      Metabolic fingerprinting of crude plant extracts using Q-TOF mass spectrometry

      Petersen, Iben Lykke, Christensen, Jan H., Ravn, H. W., Sørensen, H. & Hansen, Hans Chr. Bruun, 2006. 1 p.

      Research output: Contribution to conferenceConference abstract for conferenceResearch

    27. Published

      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 journalJournal articleResearchpeer-review

    28. Published

      Metabolic fingerprinting of crude plant extracts using ESI-TOF mass spectrometry

      Petersen, Iben Lykke, Christensen, Jan H., Sørensen, H., Ravn, H. W. & Hansen, Hans Chr. Bruun, 2006, Environment and stress: symposium abstracts and program. p. 27 1 p.

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

    29. Published

      Metabolic fingerprinting of crude plant extracts using Q-TOF mass spectrometry

      Petersen, Iben Lykke, Christensen, Jan H., Sørensen, H., Ravn, H. W. & Hansen, Hans Chr. Bruun, 2006. 1 p.

      Research output: Contribution to conferencePosterResearch

    30. Published

      Metabolic fingerprinting of crude plant extracts using Q-TOF mass spectrometry

      Petersen, Iben Lykke, Christensen, Jan H., Sørensen, H., Ravn, H. W. & Hansen, Hans Chr. Bruun, 2006. 1 p.

      Research output: Contribution to conferencePosterResearch

    31. 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 proceedingBook chapterResearchpeer-review

    32. 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 proceedingBook chapterResearchpeer-review

    33. Published

      A case study of PAH contamination using blue mussels as a bioindicator in a small Greenlandic fishing harbor

      Poulsen, Rikke, Gravert, T. K. O., Tartara, A., Bensen, H. K., Gunnarsen, Klara Cecilia, Dicová, K., Nielsen, Nikoline Juul & Christensen, Jan H., 2021, In: Marine Pollution Bulletin. 171, 10 p., 112688.

      Research output: Contribution to journalJournal articleResearchpeer-review

    34. Published

      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 conferencePaperResearchpeer-review

    35. Published

      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 journalReviewResearchpeer-review

    36. Published

      Fluorochemicals used in food packaging inhibit male sex hormone synthesis

      Rosenmai, A. K., Nielsen, F. K., Pedersen, M., Hadrup, N., Trier, X., Christensen, Jan H. & Vinggaard, A. M., 2013, In: Toxicology and Applied Pharmacology. 266, 1, p. 132-142 11 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    37. Published

      Bio-oil Inorganic Analysis: A Minireview of Current Trends, Challenges, and Future Perspectives

      Ruiz, W., Guillemant, J., Coniglio, L., Rodgers, R. P., Christensen, Jan H., Garcia-Montoto, V., Verdier, S., Giusti, P., Barrère-Mangote, C. & Bouyssiere, B., 2023, In: Energy & Fuels. 37, 16, p. 11608-11621

      Research output: Contribution to journalJournal articleResearchpeer-review

    38. Published

      Biodegradation of crude oil in Arctic subsurface water from the Disko Bay (Greenland) is limited

      Scheibye, K., Christensen, Jan H. & Johnsen, A. R., 2017, In: Environmental Pollution. 223, p. 73-80 8 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    39. Published

      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 journalJournal articleResearchpeer-review

    40. Published

      A tiered analytical approach for target, non-target and suspect screening analysis of polar transformation products of polycyclic aromatic compounds

      Schemeth, D., Nielsen, Nikoline Juul, Andersson, J. T. & Christensen, Jan H., 1 Nov 2019, In: Chemosphere. 235, p. 175-184

      Research output: Contribution to journalJournal articleResearchpeer-review

    41. Published

      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 journalJournal articleResearchpeer-review

    42. Published

      PAH metabolism in the earthworm Eisenia fetida - identification of phase II metabolites of phenanthrene and pyrene

      Schmidt, N., Boll, E. S., Malmquist, L. M. V. & Christensen, Jan H., 2017, In: International Journal of Environmental Analytical Chemistry. 97, 12, p. 1151-1162 12 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    43. Published

      Fungal PAH-metabolites resist mineralization by soil microorganisms

      Schmidt, S. N., Christensen, Jan H. & Johnsen, A. R., 2010, In: Environmental Science & Technology (Washington). 44, 5, p. 1677-1682 6 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    44. Published

      Analysis of glyphosate and aminomethylphosphonic acid in leaves from Coffea arabica using high performance liquid chromatography with quadrupole mass spectrometry detection

      Schrübbers, L. C., Masis-Mora, M., Rojas, E. C., Valverde Mena, B. E., Christensen, Jan H. & Cedergreen, Nina, 2016, In: Talanta. 146, p. 609-620 12 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    45. Published

      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. 26449-26464

      Research output: Contribution to journalJournal articleResearchpeer-review

    46. Published

      Chemometric assessment of enhanced bioremediation of oil contaminated soils

      Soleimani, M., Farhoudi, M. & Christensen, Jan H., 2013, In: Journal of Hazardous Materials. 254-255, p. 372-381 10 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    47. Published

      Phytoremediation of an aged petroleum contaminated soil using endophyte infected and non-infected grasses

      Soleimani, M., Afyuni, M., Hajabbasi, M. A., Nourbakhsh, F., Sabzalian, M. R. & Christensen, Jan H., 2010, In: Chemosphere. 81, 9, p. 1084-1090 7 p.

      Research output: Contribution to journalJournal articleResearchpeer-review

    48. Published

      Organic contaminants in complex environmental samples: profiling, quantification and chemometric data analysis

      Strobel, Bjarne W. & Christensen, Jan H., 2009, Gaps in Pollution Science: A Workshop at KU-LIFE. p. 9 1 p.

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

    49. Published

      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 journalJournal articleResearchpeer-review

    50. Published

      Bacterial human virulence genes across diverse habitats as assessed by In silico analysis of environmental metagenomes

      Søborg, D. A., Hendriksen, N. B., Kilian, M., Christensen, Jan H. & Kroer, Niels, 2016, In: Frontiers in Microbiology. 7, 12 p., 1712.

      Research output: Contribution to journalJournal articleResearchpeer-review

    ID: 4239565