Jan H. Christensen

Research output

Research output per year 1964 2005 2006 2009 2010 2011 2014 2015 2016 2017 2018 2019 2019

• 92 Journal article
• 9 Book chapter
• 6 Poster
• 5 Paper
• 13 More
  • 4 Article in proceedings
  • 3 Conference abstract in proceedings
  • 2 Conference abstract for conference
  • 2 Conference article
  • 1 Comment/debate
  • 1 Review

Research output per year

Research output per year

Search results

• 2014

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

  Research output: Contribution to journal › Review › peer-review

  • Aromatic Compound 100%
  • Soil 87%
  • Arene 82%
  • Risk Assessment 63%
  • Nitrogen 62%
  59 Citations (Scopus)

• Pixel-based analysis of comprehensive two-dimensional gas chromatograms (color plots) of petroleum: a tutorial

  Furbo, S., Hansen, A. B., Skov, T. & Christensen, J. H., 5 Aug 2014, In: Analytical Chemistry. 86, 15, p. 7160-7170 11 p.

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

  • Deconvolution 100%
  • Crude oil 74%
  • Pixels 65%
  • Color 62%
  • Gases 49%
  17 Citations (Scopus)

• Sediment baseline study of levels and sources of polycyclic aromatic hydrocarbons and heavy metals in Lake Nicaragua

  Scheibye, K., Weisser, J. J., Borggaard, O. K., Larsen, M., Holm, P. E., Vammen, K. & Christensen, J. H., Jan 2014, In: Chemosphere. 95, p. 556-565 10 p.

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

  • Nicaragua 100%
  • Polycyclic aromatic hydrocarbons 91%
  • Heavy metals 83%
  • Polycyclic Aromatic Hydrocarbons 83%
  • Lakes 81%
  30 Citations (Scopus)

• The surface reactivity of chalk (biogenic calcite) with hydrophilic and hydrophobic functional groups

  Okhrimenko, D., Dalby, K. N., Skovbjerg, L., Bovet, N. E., Christensen, J. H. & Stipp, S. L. S., 1 Mar 2014, In: Geochimica et Cosmochimica Acta. 128, p. 212-224 13 p.

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

  • Calcite 100%
  • chalk 95%
  • functional group 84%
  • calcite 71%
  • Organic Matter 62%
  19 Citations (Scopus)

• Using the hydrophobic subtraction model to choose orthogonal columns for online comprehensive two-dimensional liquid chromatography

  Græsbøll, R., Nielsen, N. J. & Christensen, J. H., 24 Jan 2014, In: Journal of Chromatography A. 1326, p. 39-46 8 p.

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

  • 2D Liquid Chromatography 100%
  • Liquid Chromatography 76%
  • Weights and Measures 46%
  • Column Like Crystal 43%
  • Polycyclic Compounds 35%
  13 Citations (Scopus)
• 2013

  Chemometric assessment of enhanced bioremediation of oil contaminated soils

  Soleimani, M., Farhoudi, M. & Christensen, J. H., 15 Jun 2013, In: Journal of Hazardous Materials. 254-255, p. 372-381 10 p.

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

  • Bioremediation 100%
  • Aromatic compounds 94%
  • Environmental Biodegradation 90%
  • Polycyclic Compounds 66%
  • Soil 66%
  29 Citations (Scopus)

• 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, J. H. & Selck, H., 21 May 2013, In: Environmental Science & Technology (Washington). 47, 10, p. 5383-5392 10 p.

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

  • pyrene 100%
  • Pyrene 93%
  • Arene 76%
  • metabolite 74%
  • PAH 70%
  16 Citations (Scopus)

• Fluorochemicals used in food packaging inhibit male sex hormone synthesis

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

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

  • 8-2 fluorotelomer alcohol 100%
  • Food Packaging 74%
  • Gonadal Steroid Hormone 70%
  • Fluorotelomer Alcohol 68%
  • Androgen 61%
  60 Citations (Scopus)

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

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

  Research output: Contribution to journal › Journal article › Communication

  551 Downloads (Pure)
• 2012

  Adsorption of mono- and di-butyltin by a wheat charcoal: pH effects and modeling

  Fang, L., Borggaard, O. K., Christensen, J. H., Holm, P. E. & Hansen, H. C. B., Oct 2012, In: Chemosphere. 89, 7, p. 863-868 6 p.

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

  • pH effects 100%
  • butyltin 78%
  • Charcoal 74%
  • pH Effect 66%
  • Triticum 65%
  4 Citations (Scopus)

• Automated peak extraction and quantification in chromatograpy with multichannel detectors

  Furbo, S. & Christensen, J. H., 6 Mar 2012, In: Analytical Chemistry. 84, 5, p. 2211-2218 8 p.

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

  • Polycyclic aromatic hydrocarbons 100%
  • Detectors 73%
  • Chromatography 64%
  • Factor analysis 53%
  • Mass spectrometry 30%
  6 Citations (Scopus)

• Chemometric analysis of gas chromatography with flame ionisation detection chromatograms: a novel method for classification of petroleum products

  Nielsen, N. J., Ballabio, D., Tomasi, G., Todeschini, R. & Christensen, J. H., 18 May 2012, In: Journal of Chromatography A. 1238, p. 121-127 7 p.

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

  • Flame Ionization 100%
  • Petroleum 84%
  • Gas Chromatography With Flame Ionization Detection 77%
  • Petroleum Derivative 75%
  • Weathering 73%
  14 Citations (Scopus)

• 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, J. H., 27 Apr 2012, In: Journal of Chromatography A. 1235, p. 149-158 10 p.

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

  • Bombacaceae 100%
  • Polycyclic Compounds 94%
  • Petroleum 71%
  • Hydrocarbons 66%
  • Rivers 64%
  42 Citations (Scopus)
• 2011

  Air Contaminant removal by Indoor Plants - System development

  Dela Cruz, M., Christensen, J. H. & Müller, R., 2011. 1 p.

  Research output: Contribution to conference › Poster › Research

• Metals and organotins in multiple bivalve species in a one-off global survey

  Larsen, M. M., Strand, J., Christensen, J. H., Vorkamp, K., Hansen, A. B. & Andersen, O., Jun 2011, In: Journal of Environmental Monitoring. 13, p. 1793-1802 10 p.

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

  • Bivalvia 100%
  • harbor 90%
  • bivalve 73%
  • Metals 65%
  • tributyltin 47%
  8 Citations (Scopus)

• Polyfluorinated surfactants (PFS) in paper and board coatings for food packaging

  Trier, X., Granby, K. & Christensen, J. H., Aug 2011, In: Environmental Science and Pollution Research. 18, 7, p. 1108-1120 13 p.

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

  • Food Packaging 100%
  • Paper coating 99%
  • Paperboards 88%
  • Surface active agents 70%
  • packaging 68%
  152 Citations (Scopus)

• Structural isomers of polyfluorinated di- and tri-alkylated phosphate ester surfactants present in industrial blends and in microwave popcorn bags

  Trier, X., Nielsen, N. J. & Christensen, J. H., Sept 2011, In: Environmental Science and Pollution Research. 18, 8, p. 1422-1432 11 p.

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

  • Isomers 100%
  • Constitutional Isomer 81%
  • Microwaves 78%
  • Phosphates 77%
  • Esters 73%
  26 Citations (Scopus)

• System Development for the Investigation of Air Contaminant Removal by Indoor Plants

  Dela Cruz, M., Christensen, J. H. & Müller, R., 2011. 1 p.

  Research output: Contribution to conference › Conference abstract for conference › Research

• The use of environmental metabolomics to determine glyphosate level of exposure in rapeseed (Brassica napus L.) seedlings

  Petersen, I. L., Tomasi, G., Sørensen, H., Boll, E. S., Hansen, H. C. B. & Christensen, J. H., Oct 2011, In: Environmental Pollution. 159, 10, p. 3071-3077 7 p.

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

  • Metabolomics 100%
  • Principal component analysis 61%
  • High performance liquid chromatography 50%
  • Metabolites 44%
  • Biomarkers 40%
  13 Citations (Scopus)

• Tools to discover anionic and nonionic polyfluorinated alkyl surfactants by liquid chromatography electrospray ionisation mass spectrometry

  Trier, X., Granby, K. & Christensen, J. H., 7 Oct 2011, In: Journal of Chromatography A. 1218, 40, p. 7094-7104 11 p.

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

  • Electrospray Ionization Mass Spectrometry 100%
  • Liquid Chromatography 75%
  • Surface-Active Agents 75%
  • Surfactant 48%
  • Ions 34%
  26 Citations (Scopus)
• 2010

  A novel approach for characterization of polycyclic aromatic hydrocarbon (PAH) pollution patterns in sediments from Guanabara Bay, Rio de Janeiro, Brazil

  Christensen, J. H., Tomasi, G., Scofield, A. D. L. & Meniconi, M. D. F. G., Oct 2010, In: Environmental Pollution. 158, 10, p. 3290-3297 8 p.

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

  • Polycyclic aromatic hydrocarbons 100%
  • Sediments 86%
  • Pollution 65%
  • Molecular weight 31%
  • Petroleum distillates 21%
  47 Citations (Scopus)

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

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

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

  • Liquid Chromatography 100%
  • Time-of-Flight Mass Spectrometry 95%
  • Retention Time 87%
  • Mass Spectrometry 86%
  • Metabolic 77%
  6 Citations (Scopus)

• Blending of heritable recognition cues among ant nestmates creates distinct colony gestalt odours but prevents within-colony nepotism

  van Zweden, J. S., Brask, J. B., Christensen, J. H., Boomsma, J. J., Linksvayer, T. A. & D'Ettorre, P., Jul 2010, In: Journal of Evolutionary Biology. 23, 7, p. 1498-1508 11 p.

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

  • nestmate recognition 100%
  • nepotism 89%
  • ant 54%
  • odor 45%
  • hydrocarbons 42%
  65 Citations (Scopus)

• Fungal PAH-metabolites resist mineralization by soil microorganisms

  Schmidt, S. N., Christensen, J. H. & Johnsen, A. R., 1 Mar 2010, In: Environmental Science & Technology (Washington). 44, 5, p. 1677-1682 6 p.

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

  • soil microorganism 100%
  • metabolite 75%
  • PAH 71%
  • Soil 70%
  • mineralization 62%
  33 Citations (Scopus)

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

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

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

  • smoked fish 100%
  • smoking (food products) 85%
  • Polycyclic Aromatic Hydrocarbons 82%
  • polycyclic aromatic hydrocarbons 77%
  • smoking 60%
  44 Citations (Scopus)

• 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, J. H., Nov 2010, In: Chemosphere. 81, 9, p. 1084-1090 7 p.

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

  • Contaminated soil 100%
  • Endophytes 92%
  • endophyte 84%
  • Environmental Biodegradation 83%
  • Petroleum 76%
  143 Citations (Scopus)

• Polychlorinated biphenyls, organochlorine pesticides and polycyclic aromatic hydrocarbons in a one-off global survey of bivalves

  Vorkamp, K., Strand, J., Christensen, J. 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

  • Greenland 100%
  • Pyrogenic 97%
  • Bivalvia 87%
  • Organochlorine Pesticide 86%
  • Polycyclic Aromatic Hydrocarbons 84%
  18 Citations (Scopus)

• Tjærestoffer - miljøgifte du ikke kan undgå

  Boll, E. S. & Christensen, J. H., 2010, In: Grøn Hverdag. 3, p. 18-22 5 p.

  Research output: Contribution to journal › Journal article › Communication
• 2009

  A tucker model based approach for analysis of complex oil biodegradation data

  Tomasi, G. & Christensen, J. H., 2009, In: Journal of Chromatography A. 1216, 45, p. 7865-7872 8 p.

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

  9 Citations (Scopus)

• 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, J. H., Krogh, K. A., Brandt, A. & Halling-Sørensen, B., 2009.

  Research output: Contribution to conference › Poster › Research

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

  Lund, M., Duedahl-Olesen, L. & Christensen, J. 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

  46 Citations (Scopus)

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

  Hansen, M., Krogh, K. A., Brandt, A., Christensen, J. 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

  40 Citations (Scopus)

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

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

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

• PARAFAC modeling of fluorescence excitation-emission spectra of fish bile for rapid en route screening of PAC exposure

  Christensen, J. H., Tomasi, G., Strand, J. & Andersen, O., 2009, In: Environmental Science & Technology (Washington). 43, 12, p. 4439-4445 7 p.

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

  14 Citations (Scopus)

• Pressurised liquid extraction of flavonoids in onions: method development and validation

  Søltoft, M., Christensen, J. 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

  39 Citations (Scopus)
• 2008

  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, J. 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

• Isomer-specific biodegradation of methylphenanthrenes by soil bacteria

  Lamberts, R. F., Christensen, J. 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

  11 Citations (Scopus)

• Quantification and source identification of polycyclic aromatic hydrocarbons in sediment, soil, and water spinach from Hanoi, Vietnam

  Boll, E. S., Christensen, J. H. & Holm, P. E., 2008, In: Journal of Environmental Monitoring. 10, 2, p. 261-269 9 p.

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

  36 Citations (Scopus)

  1386 Downloads (Pure)

• Univariate and multivariate characterization of heavy fuel oil weathering and biodegradation in soil

  Lamberts, R. F., Johnsen, A. R., Andersen, O. & Christensen, J. H., 2008, In: Environmental Pollution. 156, 2, p. 297-305 9 p.

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

  13 Citations (Scopus)
• 2007

  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, J. H., 2007, In: Journal of Chromatography A. 1164, 1-2, p. 262-270 9 p.

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

  35 Citations (Scopus)

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

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

  Research output: Contribution to conference › Poster › Research

• Practical aspects of chemometrics for oil spill fingerprinting

  Christensen, J. H. & Tomasi, G., 2007, In: Journal of Chromatography A. 1169, 1-2, p. 1-22 22 p.

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

  122 Citations (Scopus)

• Quantification and source identification of polycyclic aromatic hydrocarbons in Hanoi and an aquatic production system in peri-urban areas of Hanoi

  Boll, E. S., Christensen, J. H. & Holm, P. E., 2007. 1 p.

  Research output: Contribution to conference › Poster › Research
• 2006

  A multivariate approach to oil hydrocarbon fingerprinting and spill source identification: chapter 9

  Christensen, J. H. & Tomasi, G., 2006, Oil spill environmental forensics: fingerprinting and source identification. Wang, Z. & Stout, S. A. (eds.). Academic Press, p. 293-325 33 p.

  Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research

• Crude oil and refined product fingerprinting: applications

  Wang, Z. & Christensen, J. H., 2006, Environmental forensics: contaminant specific guide. Morrison, R. D. & Murphy, B. L. (eds.). Academic Press, p. 410-464 55 p.

  Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research

• Crude oil and refined product fingerprinting: principles

  Wang, Z., Fingas, M., Yang, C. & Christensen, J. H., 2006, Environmental forensics: contaminant specific guide. Morrison, R. D. & Murphy, B. L. (eds.). Academic Press, p. 340-407 68 p.

  Research output: Chapter in Book/Report/Conference proceeding › Book chapter › Research

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

  Petersen, I. L., Christensen, J. H., Sørensen, H., Ravn, H. W. & Hansen, H. C. B., 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

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

  Petersen, I. L., Christensen, J. H., Sørensen, H., Ravn, H. W. & Hansen, H. C. B., 2006. 1 p.

  Research output: Contribution to conference › Poster › Research

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

  Petersen, I. L., Christensen, J. H., Sørensen, H., Ravn, H. W. & Hansen, H. C. B., 2006. 1 p.

  Research output: Contribution to conference › Poster › Research

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

  Petersen, I. L., Christensen, J. H., Ravn, H. W., Sørensen, H. & Hansen, H. C. B., 2006. 1 p.

  Research output: Contribution to conference › Conference abstract for conference › Research