Department of Physics and Astronomy

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Christina Kjær

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  1. 2022
  2. Accepted/In press
    Gas-phase Förster resonance energy transfer in mass-selected and trapped ions. / Langeland, Jeppe; Lindkvist, Thomas T.; Kjær, Christina et al.
    In: Mass spectrometry reviews, 13.12.2022.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaper › Review › Research › peer-review

  3. Published
    Cryogenic Fluorescence Spectroscopy of Ionic Fluorones in Gaseous and Condensed Phases: New Light on Their Intrinsic Photophysics. / Ashworth, Eleanor K.; Langeland, Jeppe; Stockett, Mark H. et al.
    In: Journal of Physical Chemistry A, Vol. 126, No. 51, 12.2022, p. 9553-9563.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaper › Review › Research › peer-review

  4. Published
    Intrinsic fluorescence from firefly oxyluciferin monoanions isolated in vacuo. / Kjær, Christina; Langeland, Jeppe; Nielsen, Steen Brøndsted.
    In: Physical Chemistry Chemical Physics, Vol. 24, No. 31, 08.2022, p. 18505-18510.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaper › Journal article › Research › peer-review

  5. Published
    Complexation of Green and Red Kaede Fluorescent Protein Chromophores by a Zwitterion to Probe Electrostatic and Induction Field Effects. / Ashworth, Eleanor K.; Stockett, Mark H.; Kjær, Christina et al.
    In: Journal of Physical Chemistry A, Vol. 126, No. 7, 02.2022, p. 1158-1167.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaper › Journal article › Research › peer-review

  6. Published
    Tuning fast excited-state decay by ligand attachment in isolated chlorophylla. / Gruber, Elisabeth; Teiwes, Ricky; Kjær, Christina et al.
    In: Physical Chemistry Chemical Physics, Vol. 24, No. 1, 07.01.2022, p. 149-155.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaper › Journal article › Research › peer-review

  7. 2021
  8. Published
    Effect of Freezing out Vibrational Modes on Gas-Phase Fluorescence Spectra of Small Ionic Dyes. / Vogt, Emil; Langeland, Jeppe; Kjær, Christina et al.
    In: Journal of Physical Chemistry Letters, Vol. 12, No. 46, 11.2021, p. 11346-11352.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaper › Journal article › Research › peer-review

  9. Published
    Action spectroscopy of the isolated red Kaede fluorescent protein chromophore. / Coughlan, Neville J.A.; Stockett, Mark H.; Kjær, Christina et al.
    In: Journal of Chemical Physics, Vol. 155, No. 12, 124304, 09.2021.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaper › Journal article › Research › peer-review

  10. Published
    Non-statistical fragmentation in photo-activated flavin mononucleotide anions. / Giacomozzi, Linda; Kjær, Christina; Brøndsted Nielsen, Steen et al.
    In: Journal of Chemical Physics, Vol. 155, No. 4, 044305, 07.2021.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaper › Journal article › Research › peer-review

  11. Published
    Triangular Rhodamine Triads and Their Intrinsic Photophysics Revealed from Gas-Phase Ion Fluorescence Experiments. / Zhao, Ying; Sørensen, Emma Rostal; Lindkvist, Thomas Toft et al.
    In: Chemistry - A European Journal, Vol. 27, No. 42, 07.2021, p. 10875-10882.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaper › Journal article › Research › peer-review

  12. Published
    Roadmap on dynamics of molecules and clusters in the gas phase. / Zettergren, Henning; Domaracka, Alicja; Schlathölter, Thomas et al.
    In: European Physical Journal D, Vol. 75, No. 5, 152, 05.2021.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaper › Journal article › Research › peer-review

  13. Published
    A new setup for low-temperature gas-phase ion fluorescence spectroscopy. / Kjær, Christina; Langeland, Jeppe; Lindkvist, Thomas Toft et al.
    In: Review of Scientific Instruments, Vol. 92, No. 3, 033105, 03.2021.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaper › Journal article › Research › peer-review

  14. Published
    Action spectroscopy of isomer-selected luciferin anions. / Kjær, Christina; Bull, James N.; Carrascosa, Eduardo et al.
    In: European Physical Journal D, Vol. 75, No. 3, 72, 03.2021.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaper › Journal article › Research › peer-review

  15. 2020
  16. Published
    Circular dichroism, anisotropy and absorption spectroscopy of Chlorophyll b in methanol and mixed methanol-water solutions. / Kjær, Christina; Jones, Nykola C.; Stockett, Mark H. et al.
    In: Physical Chemistry Chemical Physics, Vol. 22, No. 46, 12.2020, p. 26961-26966.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaper › Journal article › Research › peer-review

  17. Published
    Gas-Phase Ion Fluorescence Spectroscopy of Tailor-made Rhodamine Homo- and Heterodyads: Quenching of Electronic Communication by π-Conjugated Linkers. / Petersen, Anne Ugleholdt; Kjær, Christina; Jensen, Cecilie et al.
    In: Angewandte Chemie - International Edition, Vol. 59, No. 47, 11.2020, p. 20946-20955.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaper › Journal article › Research › peer-review

  18. Published
    Photophysics of Isolated Rose Bengal Anions. / Stockett, Mark H.; Kjær, Christina; Daly, Steven et al.
    In: The journal of physical chemistry. A, Vol. 124, No. 41, 10.2020, p. 8429-8438.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaper › Journal article › Research › peer-review

  19. Published
    Color tuning of chlorophyll a and b pigments revealed from gas-phase spectroscopy. / Kjær, Christina; Gruber, Elisabeth; Nielsen, Steen Brøndsted et al.
    In: Physical chemistry chemical physics : PCCP, Vol. 22, No. 36, 09.2020, p. 20331-20336.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaper › Journal article › Research › peer-review

  20. Published
    Gas-phase Förster resonance energy transfer in mass-selected ions with methylene or peptide linkers between two dyes: a concerted dance of charges. / Kjær, Christina; Zhao, Ying; Stockett, Mark H. et al.
    In: Physical Chemistry Chemical Physics, Vol. 22, No. 19, 05.2020, p. 11095-11100.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaper › Journal article › Research › peer-review

  21. Published
    Gas-phase action and fluorescence spectroscopy of mass-selected fluorescein monoanions and two derivatives. / Kjær, Christina; Hansson, Rikke F.; Hedberg, Christinne et al.
    In: Physical Chemistry Chemical Physics, Vol. 22, No. 17, 05.2020, p. 9210-9215.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaper › Journal article › Research › peer-review

  22. 2019
  23. Published
    Intrinsic Photophysics of Light-harvesting Charge-tagged Chlorophyll a and b Pigments. / Gruber, Elisabeth; Kjær, Christina; Nielsen, Steen Brøndsted et al.
    In: Chemistry - A European Journal, Vol. 25, No. 39, 07.2019, p. 9153-9158.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaper › Journal article › Research › peer-review

  24. Published
    Absorption and fluorescence spectroscopy of molecular ions in vacuo. / Sørensen, Christina Kjær.
    Aarhus Universitet, 2019.

    Research output: Book/anthology/dissertation/report › Ph.D. thesis

  25. Published
    Luminescence Spectroscopy of Rhodamine Homodimer Dications in Vacuo Reveals Strong Dye-Dye Interactions. / Kjær, Christina; Lissau, Henriette; Gravesen Salinas, Nina Katharina et al.
    In: ChemPhysChem, Vol. 20, No. 4, 02.2019, p. 533-537.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaper › Journal article › Research › peer-review

  26. Published
    Luminescence spectroscopy of oxazine dye cations isolated in vacuo. / Sørensen, Christina Kjær; Nielsen, Steen Brøndsted.
    In: Physical Chemistry Chemical Physics, Vol. 21, No. 8, 02.2019, p. 4600-4605.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaper › Journal article › Research › peer-review

  27. 2018
  28. Published
    Counterion-controlled spectral tuning of the protonated Schiff-base retinal. / Toker, Yoni; Langeland, Jeppe; Gruber, Elisabeth et al.
    In: Physical Review A, Vol. 98, No. 4, 043428, 23.10.2018.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaper › Journal article › Research › peer-review

  29. Published
    The Effect of an Electric Field on the Spectroscopic Properties of the Isolated Green Fluorescent Protein Chromophore Anion. / Langeland, Jeppe; Kjær, Christina; Andersen, Lars H. et al.
    In: ChemPhysChem, Vol. 19, No. 14, 17.07.2018, p. 1686-1690.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaper › Journal article › Research › peer-review

  30. Published
    Absorption and luminescence spectroscopy of mass-selected flavin adenine dinucleotide mono-anions. / Giacomozzi, L.; Kjaer, C.; Knudsen, J. Langeland et al.
    In: Journal of Chemical Physics, Vol. 148, No. 21, 214309, 07.06.2018.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaper › Journal article › Research › peer-review

  31. Published
    Gas-Phase Ion Spectroscopy of Congo Red Dianions and Their Complexes with Betaine. / Kjaer, Christina; Lisy, James M.; Nielsen, Steen Brondsted.
    In: Journal of Physical Chemistry Part A: Molecules, Spectroscopy, Kinetics, Environment and General Theory, Vol. 122, No. 12, 29.03.2018, p. 3211-3217.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaper › Journal article › Research › peer-review

  32. 2017
  33. Published
    Sibling rivalry: intrinsic luminescence from two xanthene dye monoanions, resorufin and fluorescein, provides evidence for excited-state proton transfer in the latter. / Kjaer, Christina; Nielsen, Steen Brondsted; Stockett, Mark H.
    In: Physical Chemistry Chemical Physics, Vol. 19, No. 36, 28.09.2017, p. 24440-24444.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaper › Journal article › Research › peer-review

  34. Published
    Luminescence spectroscopy of chalcogen substituted rhodamine cations in vacuo. / Stockett, Mark H.; Kjaer, Christina; Linder, Michelle K. et al.
    In: Photochemical & Photobiological Sciences, Vol. 16, No. 5, 05.2017, p. 779-784.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaper › Journal article › Research › peer-review

  35. 2016
  36. Published
    Strong Impact of an Axial Ligand on the Absorption by Chlorophyll a and b Pigments Determined by Gas-Phase Ion Spectroscopy Experiments. / Kjaer, Christina; Stockett, Mark H.; Pedersen, Bjarke Møller et al.
    In: The Journal of Physical Chemistry Part B, Vol. 120, No. 47, 01.12.2016, p. 12105-12110.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaper › Journal article › Research › peer-review

  37. Published
    On the Exciton Coupling between Two Chlorophyll Pigments in the Absence of a Protein Environment: Intrinsic Effects Revealed by Theory and Experiment. / Milne, Bruce F; Kjaer, Christina; Houmøller, Jørgen et al.
    In: Angewandte Chemie International Edition, Vol. 55, No. 21, 17.05.2016, p. 6248-51.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaper › Journal article › Research › peer-review

  38. 2015
  39. Published
    The Soret absorption band of isolated chlorophyll a and b tagged with quaternary ammonium ions. / Stockett, Mark H; Musbat, Lihi; Kjær, Christina et al.
    In: Physical Chemistry Chemical Physics, Vol. 17, 15.04.2015, p. 25793-25798.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaper › Journal article › Research › peer-review

  40. 2014
  41. Published
    Photoinduced dissociation mass spectroscopy of firefly oxyluciferin anions. / Jensen, Marianne Winkler; Støchkel, Kristian; Kjær, Christina et al.
    In: International Journal of Mass Spectrometry, Vol. 365-366, 15.05.2014, p. 3-9.

    Research output: Contribution to journal/Conference contribution in journal/Contribution to newspaper › Journal article › Research › peer-review