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

    ID: 4239565