Jan H. Christensen

Jan H. Christensen

Professor

Member of:

    ORCID: 0000-0003-1414-1886

    Publication year:
    All
    51 - 100 out of 178Page size: 50
    Sort by: Title
    1. Published

      Determination of 1-hydroxypyrene in human urine by high-performance liquid chromatography

      Hansen, Åse Marie, Poulsen, O. M., Christensen, Jan H. & Hansen, S. H., 1993, In: Journal of Analytical Toxicology. 17, 1, p. 38-41 4 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    2. Published

      Determination of the vaporization order of crude oils through the chemical analysis of crude oil residues burned on water

      Van Gelderen, L., Poulsen, K. G., Christensen, Jan H. & Jomaas, G., 2021, In: Chemosphere. 285, 9 p., 131563.

      Research output: Contribution to journal › Journal article › Research › peer-review

    3. Published

      Development and application of a hyphenated analytical and chemometric method in petroleum characterisation, identification and degradation studies

      Christensen, Jan H., Hansen, A., Andersen, Ove & Mortensen, J., 1 Dec 2000, In: Water Studies. 8, p. 189-198 10 p.

      Research output: Contribution to journal › Conference article › Research › peer-review

    4. 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 proceeding › Book chapter › Research › peer-review

    5. Published

      Disentangling the abiotic and biotic components of AMF suppressive soils

      Cruz-Paredes, C., Diera, T., Davey, M., Rieckmann, Maria Monrad, Christensen, P., Dela Cruz, Majbrit, Laursen, Kristian Holst, Joner, E. J., Christensen, Jan H., Nybroe, O. & Jakobsen, Iver, 2021, In: Soil Biology and Biochemistry. 159, 11 p., 108305.

      Research output: Contribution to journal › Journal article › Research › peer-review

    6. Published

      Do we know the environmental fate of antibiotic feed additives used in poultry production - or is there a gap?

      Hansen, M., Björklund, B. E., Christensen, Jan H., Krogh, K. A., Brandt, A. & Halling-Sørensen, B., 2008, Gaps in Pollution Science: Abstract Book. Department of Basic Sciences and Environment, University of Copenhagen, 1 p.

      Research output: Chapter in Book/Report/Conference proceeding › Conference abstract in proceedings › Research

    7. Published

      Do we know the environmental fate of antibiotic feed additives used in poultry production - or is there a gap?

      Hansen, M., Björklund, B. E., Christensen, Jan H., Krogh, K. A., Brandt, A. & Halling-Sørensen, B., 2009.

      Research output: Contribution to conference › Poster › Research

    8. 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 journal › Journal article › Research › peer-review

    9. Published

      Enhancing the power of liquid chromatography? Mass spectrometry for chemical fingerprinting of phytotoxins in the environment

      Liang, Xiaomeng, Christensen, Jan H. & Nielsen, Nikoline Juul, 2021, In: Journal of Chromatography A. 1642, 462027.

      Research output: Contribution to journal › Journal article › Research › peer-review

    10. Published

      Ethephon-induced changes in antioxidants and phenolic compounds in anthocyanin-producing black carrot hairy root cultures

      Barba-Espín, G., Chen, S., Agnolet, S., Nymark Hegelund, J., Stanstrup, Jan, Christensen, Jan H., Müller, Renate & Lütken, Henrik Vlk, 2020, In: Journal of Experimental Botany. 71, 22, p. 7030-7045

      Research output: Contribution to journal › Journal article › Research › peer-review

    11. 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 journal › Journal article › Research › peer-review

    12. 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 journal › Journal article › Research › peer-review

    13. Published

      Evaluation of oil biodegradation using time warping and PCA

      Christensen, Jan H., Hansen, A. B. & Andersen, O., 2005. 12 p.

      Research output: Contribution to conference › Paper › Research

    14. 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 conference › Paper › Research

    15. 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 journal › Journal article › Research › peer-review

    16. Published

      Extension of Plant Phenotypes by the Foliar Microbiome

      Hawkes, C. V., Kjøller, Rasmus, Raaijmakers, J. M., Riber, Leise, Christensen, Svend, Rasmussen, Simon, Christensen, Jan H., Dahl, A. B., Westergaard, Jesper Cairo, Nielsen, Mads, Brown-Guedira, G. & Hansen, Lars Hestbjerg, 2021, In: Annual Review of Plant Biology. 72, p. 823-846 24 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    17. Published

      Extraction of polycyclic aromatic hydrocarbons from smoked fish using pressurized liquid extraction with integrated fat removal

      Lund, M., Duedahl-Olesen, L. & Christensen, Jan H., 2009, In: Talanta: The International Journal of Pure and Applied Analytical Chemistry. 79, 1, p. 10-15 6 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    18. Published

      Extraction optimization and pixel-based chemometric analysis of semi-volatile organic compounds in groundwater

      Christensen, P., Tomasi, Giorgio, Kristensen, M., Holm, Peter Engelund & Christensen, Jan H., 2017, In: Analytical Methods. 9, 41, p. 5970-5979 10 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    19. Published

      Fate and antibacterial potency of anticoccidal drugs and their main abiotic degradation products

      Hansen, M., Krogh, K. A., Brandt, A., Christensen, Jan H. & Halling-Sørensen, B., 2009, In: Environmental Pollution. 157, 2, p. 474-480 7 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    20. 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 journal › Review › Research › peer-review

    21. 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 journal › Journal article › Research › peer-review

    22. 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, G. L., Tomasi, Giorgio, Kienhuis, P. G. M., Augusto, F. & Christensen, Jan H., 2 Jan 2019, In: Environmental Science and Technology. 53, 1, p. 550-559 10 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    23. Published

      From data to reliable conclusions: Identification and comparison of persistent micropollutants and transformation products in 37 wastewater samples by non-target screening prioritization

      Tisler, Selina, Engler, Nikolina, Jørgensen, Mathias Blichert, Kilpinen, Kristoffer Skovlund, Tomasi, Giorgio & Christensen, Jan H., 2022, In: Water Research. 219, 11 p., 118599.

      Research output: Contribution to journal › Journal article › Research › peer-review

    24. Published

      Full-scale bioremediation of diesel-polluted soil in an Arctic landfarm

      Johnsen, A. R., Boe, U. S., Henriksen, P., Malmquist, L. M. V. & Christensen, Jan H., 2021, In: Environmental Pollution. 280, 9 p., 116946.

      Research output: Contribution to journal › Journal article › Research › peer-review

    25. 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 journal › Journal article › Research › peer-review

    26. 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 journal › Journal article › Research › peer-review

    27. Published

      Generic multicriteria approach to determine the best precipitation agent for removal of biomacromolecules prior to non-targeted metabolic analysis

      Knudsen, S. B., Nielsen, Nikoline Juul, Qvist, J., Andersen, K. B. & Christensen, Jan H., 2021, In: Journal of Chromatography B: Analytical Technologies in the Biomedical and Life Sciences. 1167, 122567.

      Research output: Contribution to journal › Journal article › Research › peer-review

    28. Published

      Halogenated organic contaminants in marine fish and mussels from southern Greenland - Pilot study on relations to trophic levels and local sources

      Glasius, M., Christensen, Jan H., Platz, J. & Vorkamp, K., 1 Feb 2005, In: Journal of Environmental Monitoring. 7, 2, p. 127-131 5 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    29. 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 journal › Journal article › Communication

    30. Published

      Hyphenating supercritical fluid chromatography and inductively coupled plasma mass spectrometry: a proof of concept

      Garcia-Montoto, V., Denti, P., Malmquist, L. M. V., Verdier, S., Bouyssiere, B. & Christensen, Jan H., 2020, In: Journal of Analytical Atomic Spectrometry. 35, 12, p. 2852-2858 7 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    31. Identification of oil spills by GC/MS fingerprinting in relation to the Danish maritime oil spill response

      Hansen, A. B., Christensen, Jan H., Avnskjold, J., Andersen, I. & Rasmussen, C. A., 2000, Oil and Hydrocarbon Spills II: Modelling, Analysis and Control. Rodriguez, G. R. (ed.). WIT Press, p. 199-207 9 p. (Water Studies, Vol. 8).

      Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

    32. Published

      Increasing flexibility in two-dimensional liquid chromatography by pulsed elution of the first dimension: a proof of concept

      Jakobsen, S. S., Christensen, Jan H., Verdier, S., Mallet, C. R. & Nielsen, Nikoline Juul, 2017, In: Analytical Chemistry. 89, 17, p. 8723-8730 8 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    33. Published

      Indoor plants as air cleaners

      Dela Cruz, Majbrit, Christensen, Jan H. & Müller, Renate, 2015, Proceedings of the XI International People Plant Symposium on Diversity: towards a new vision of nature. Park, S. A. & Shoemaker, C. (eds.). International Society for Horticultural Science, p. 133-137 5 p. (Acta Horticulturae, Vol. 1093).

      Research output: Chapter in Book/Report/Conference proceeding › Article in proceedings › Research › peer-review

    34. Published

      Influence of smoking parameters on the concentration of polycyclic aromatic hydrocarbons (PAHs) in Danish smoked fish

      Duedahl-Olesen, L., Christensen, Jan H., Højgård, A., Granby, K. & Timm Heinrich, M., 2010, In: Food Additives and Contaminants. 27, 9, p. 1294-1305 12 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    35. Published

      Interaction mechanisms between polycyclic aromatic hydrocarbons (PAHs) and organic soil washing agents

      Greish, S., Rinnan, Åsmund, Marcussen, H., Holm, Peter Engelund & Christensen, Jan H., 2018, In: Environmental Science and Pollution Research. 25, 1, p. 299-311 13 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    36. 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, G. L., Malmborg, J., Augusto, F. & Christensen, Jan H., 26 Apr 2019, In: Journal of Chromatography A. 1591, p. 155-161 7 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    37. 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 journal › Journal article › Research › peer-review

    38. Published

      Investigation of the spatial distribution of airborne polycyclic aromatic hydrocarbons using Rhytidiadelphus squarrosus in Tórshavn, Faroe Islands

      Cwalina, E., Kilpinen, Kristoffer Skovlund, Ryde, Ingvild, Nielsen, Nikoline Juul, Christiansen, S. & Christensen, Jan H., 2023, In: Environmental Science and Pollution Research. 30, p. 84663-84673

      Research output: Contribution to journal › Journal article › Research › peer-review

    39. Published

      Is Fucus a suitable biomonitoring organism for polycyclic aromatic hydrocarbon contamination? A study from the Faroe Islands

      Knøfler, I. H., Andersson, K. E., Becker, R. L., Christiansen, S., Nielsen, Nikoline Juul & Christensen, Jan H., 2024, In: Environmental Science and Pollution Research. 31, p. 26699-26712 14 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    40. Published

      Isomer-specific biodegradation of methylphenanthrenes by soil bacteria

      Lamberts, R. F., Christensen, Jan H., Mayer, P., Andersen, O. & Johnsen, A. R., 2008, In: Environmental Science & Technology (Washington). 42, 13, p. 4790-4796 7 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    41. Published

      LCE and LCA: Suspect Screening of Lupin-Produced Phytotoxins in Environmental Samples

      Liang, Xiaomeng, Christensen, Jan H., Bucheli, T. D. & Nielsen, Nikoline Juul, 2023, In: LCGC Europe. 36, 5, p. 158-162

      Research output: Contribution to journal › Journal article › Research › peer-review

    42. 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 journal › Journal article › Research › peer-review

    43. Published

      Linking presence of functional genes and chemical fingerprints in soil bacterial communities contaminated with PAHs

      Jensen, K. S., Christensen, Jan H. & Winding, A., 2007. 1 p.

      Research output: Contribution to conference › Poster › Research

    44. Published

      Long-term patterns of hydrocarbon biodegradation and bacterial community composition in epipelagic and mesopelagic zones of an Arctic fjord

      Kampouris, I. D., Gründger, G. F., Christensen, Jan H., Greer, C. W., Kjeldsen, K. U., Boone, W., Meire, L., Rysgaard, S. & Vergeynst, L., 2023, In: Journal of Hazardous Materials. 446, 130656.

      Research output: Contribution to journal › Journal article › Research › peer-review

    45. Published

      Marine biodegradation of crude oil in temperate and Arctic water samples

      Kristensen, M., Johnsen, A. R. & Christensen, Jan H., 2015, In: Journal of Hazardous Materials. 300, p. 75-83 9 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    46. 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, A. C., Cedergreen, Nina & Christensen, Jan H., 2016, In: Analytical and Bioanalytical Chemistry. 408, 4, p. 1055-1066 12 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    47. Published

      Metabolic fingerprinting of Lactobacillus paracasei: a multi-criteria evaluation of methods for extraction of intracellular metabolites

      Jäpelt, K. B., Nielsen, Nikoline Juul, Wiese, S. & Christensen, Jan H., 2015, In: Analytical and Bioanalytical Chemistry. 407, 20, p. 6095-6104 10 p.

      Research output: Contribution to journal › Journal article › Research › peer-review

    48. Published

      Metabolic fingerprinting of Lactobacillus paracasei: the optimal quenching strategy

      Jäpelt, K. B., Christensen, Jan H. & Villas-Boas, S. G., 2015, In: Microbial Cell Factories. 14, 10 p., 132.

      Research output: Contribution to journal › Journal article › Research › peer-review

    49. 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 proceeding › Conference abstract in proceedings › Research

    50. 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 conference › Poster › Research

    Previous 1 2 3 4 Next

    ID: 4239565