Christian Janfelt

Christian Janfelt

Associate Professor


  1. 2011
  2. Published

    Nebulization ionization and desorption ionization analysis of reactive organofunctionalized silanes in nanofilm products

    Nørgaard, A. W., Janfelt, Christian, Benassi, M., Wolkoff, P. & Lauritsen, F. R., 2011, In : Journal of Mass Spectrometry. 46, 4, p. 402-410

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. 2010
  4. Published

    Direkte analyse med DESI-MS

    Thunig, J., Lauritsen, F. R., Hansen, S. H., Janfelt, Christian & Christophersen, C., 2010, In : Dansk Kemi. 91, 3, p. 21-23 3 p.

    Research output: Contribution to journalJournal articleResearch

  5. 2009
  6. Published

    Liquid-Phase MicroExtraction coupled to Desorption Electrospray Ionization Mass Spectrometry in pharmaceutical analysis

    Janfelt, Christian, Thunig, U. J. C., Pedersen-Bjergaard, Stig & Hansen, S. H., 2009.

    Research output: Contribution to conferencePosterResearch

  7. Published

    Release of VOCs and particles during use of nanofilm spray products

    Nørgaard, A. W., Jensen, K. A., Janfelt, Christian, Lauritsen, F. R., Clausen, P. A. & Wolkoff, P., 2009, In : Environmental Science and Technology. 43, 20, p. 7824-7830 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  8. 2008
  9. Published

    Characterization and optimization of membrane inlets for a miniature ion trap mass spectrometer operating at a high background pressure of humid air

    Janfelt, Christian, Graesboll, R. & Lauritsen, F. R., 2008, In : International Journal of Mass Spectrometry. 276, p. 17-23 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  10. Published

    Kan analyselaboratoriet flyttes i felten?

    Janfelt, Christian & Lauritsen, F. R., 2008, In : LMFK-Bladet. 1, p. 31-34 4 p.

    Research output: Contribution to journalJournal articleCommissioned

  11. Mass spectra of proteins and other biomolecules recorded using a handheld instrument

    Janfelt, Christian, Talaty, N., Mulligan C., C., Keil, A., Quyang, Z. & Cooks, R. G., 2008, In : International Journal of Mass Spectrometry. 278, 2-3, p. 166-169

    Research output: Contribution to journalJournal articleResearchpeer-review

  12. Published

    On-line monitoring of VOC emissions from nanofilm coating products using a handheld membrane inlet mass spectrometer

    Nørgaard, A. W., Janfelt, Christian, Wolkoff, P., Jensen, K. A. & Lauritsen, F. R., 2008.

    Research output: Contribution to conferencePosterResearch

  13. 2007
  14. Published

    Ambient Mass Spectrometry with a Handheld Mass Spectrometer at High Pressure

    Keil, A., Talaty, N., Janfelt, Christian, Noll, R. J., Gao, L., Ouyang, Z. & Cooks, R. G., 2007, In : Analytical Chemistry. 79, p. 7734-7739 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  15. Published

    Fast and direct screening of polyaromatic hydrocarbon (PAH)-contaminated sand using a miniaturized membrane inlet mass spectrometer (mini-MIMS)

    Frandsen, H., Janfelt, Christian & Lauritsen, F. R., 2007, In : Rapid Communications in Mass Spectrometry. 21, p. 1574-1578 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  16. Published

    Method for Quantification of Chemicals in a Pollution Plume Using a Moving Membrane-Based Sensor Exemplified by Mass Spectrometry

    Janfelt, Christian, Lauritsen, F. R., Toler, S. K., Bell, R. J. & Short, R. T., 2007, In : Analytical Chemistry. 79, p. 5336-5342 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  17. 2006
  18. Published

    Characterization of a mini membrane inlet mass spectrometer for on-site detection of contaminants in both aqueous and liquid organic samples

    Janfelt, Christian, Frandsen, H. & Lauritsen, F. R., 2006, In : Rapid Communications in Mass Spectrometry. 20, p. 1441–1446 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  19. 2005
  20. The magnitude of pseudo-potential errors for bond distances and vibrational frequencies

    Jensen, F. & Janfelt, Christian, 2005, In : Chemical Physics Letters. 412, p. 12-15 4 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  21. The magnitude of pseudo-potential errors for density functional calculations

    Janfelt, Christian & Jensen, F., 2005, In : Chemical Physics Letters. 412, p. 501-503 3 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

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