Langeland, J., Christensen, N. F., Vogt, E.
, Kjær, C., Lindkvist, T. T., Nielsen, S. B. & Kjaergaard, H. G. (2023).
Cryogenic Absorption and Emission Spectroscopy of the Oxyluciferin Anion In Vacuo.
Journal of Physical Chemistry Letters,
14(25), 5949-5954.
https://doi.org/10.1021/acs.jpclett.3c01206
Kjær, C., Vogt, E.
, Langeland, J., Christensen, N. F.
, Lindkvist, T. T., Kjaergaard, H. G.
& Nielsen, S. B. (2023).
Cryogenic fluorescence spectroscopy of oxazine ions isolated in vacuo.
Physical Chemistry Chemical Physics,
25(47), 32715-32722.
https://doi.org/10.1039/d3cp04615j
Kjær, C., Vu-Phung, A.
, Toft Lindkvist, T., Langeland, J. & Brøndsted Nielsen, S. (2023).
Cryogenic Ion Fluorescence Spectroscopy: FRET in Rhodamine Homodimers and Heterodimers.
Chemistry - A European Journal,
29(60), Artikel e202302166.
https://doi.org/10.1002/chem.202302166
Ashworth, E. K., Stockett, M. H.
, Kjær, C., Bulman Page, P. C., Meech, S. R.
, Nielsen, S. B. & Bull, J. N. (2022).
Complexation of Green and Red Kaede Fluorescent Protein Chromophores by a Zwitterion to Probe Electrostatic and Induction Field Effects.
The Journal of Physical Chemistry A,
126(7), 1158-1167.
https://doi.org/10.1021/acs.jpca.1c10628
Ashworth, E. K.
, Langeland, J., Stockett, M. H.
, Lindkvist, T. T., Kjær, C., Bull, J. N.
& Nielsen, S. B. (2022).
Cryogenic Fluorescence Spectroscopy of Ionic Fluorones in Gaseous and Condensed Phases: New Light on Their Intrinsic Photophysics.
The Journal of Physical Chemistry A,
126(51), 9553-9563.
https://doi.org/10.1021/acs.jpca.2c07231
Gruber, E., Teiwes, R.
, Kjær, C., Brøndsted Nielsen, S. & Andersen, L. H. (2022).
Tuning fast excited-state decay by ligand attachment in isolated chlorophylla.
Physical Chemistry Chemical Physics,
24(1), 149-155.
https://doi.org/10.1039/d1cp04356k
Kjær, C., Bull, J. N., Carrascosa, E.
, Nielsen, S. B. & Bieske, E. J. (2021).
Action spectroscopy of isomer-selected luciferin anions.
European Physical Journal D,
75(3), Artikel 72.
https://doi.org/10.1140/epjd/s10053-021-00076-w
Coughlan, N. J. A., Stockett, M. H.
, Kjær, C., Ashworth, E. K., Bulman Page, P. C., Meech, S. R.
, Brøndsted Nielsen, S., Blancafort, L., Hopkins, W. S. & Bull, J. N. (2021).
Action spectroscopy of the isolated red Kaede fluorescent protein chromophore.
Journal of Chemical Physics,
155(12), Artikel 124304.
https://doi.org/10.1063/5.0063258
Kjær, C., Langeland, J., Lindkvist, T. T., Sørensen, E. R., Stockett, M. H., Kjaergaard, H. G.
& Nielsen, S. B. (2021).
A new setup for low-temperature gas-phase ion fluorescence spectroscopy.
Review of Scientific Instruments,
92(3), Artikel 033105.
https://doi.org/10.1063/5.0038880
Vogt, E.
, Langeland, J., Kjær, C., Lindkvist, T. T., Kjaergaard, H. G.
& Nielsen, S. B. (2021).
Effect of Freezing out Vibrational Modes on Gas-Phase Fluorescence Spectra of Small Ionic Dyes.
Journal of Physical Chemistry Letters,
12(46), 11346-11352.
https://doi.org/10.1021/acs.jpclett.1c03259
Giacomozzi, L.
, Kjær, C., Brøndsted Nielsen, S., Ashworth, E. K., Bull, J. N. & Stockett, M. H. (2021).
Non-statistical fragmentation in photo-activated flavin mononucleotide anions.
Journal of Chemical Physics,
155(4), Artikel 044305.
https://doi.org/10.1063/5.0056415
Zettergren, H., Domaracka, A., Schlathölter, T., Bolognesi, P., Díaz-Tendero, S., Łabuda, M., Tosic, S., Maclot, S., Johnsson, P., Steber, A., Tikhonov, D., Castrovilli, M. C., Avaldi, L., Bari, S., Milosavljević, A. R., Palacios, A., Faraji, S., Piekarski, D. G., Rousseau, P. ... Petrignani, A. (2021).
Roadmap on dynamics of molecules and clusters in the gas phase.
European Physical Journal D,
75(5), Artikel 152.
https://doi.org/10.1140/epjd/s10053-021-00155-y
Zhao, Y., Sørensen, E. R.
, Lindkvist, T. T., Kjær, C., Brøndsted Nielsen, M., Chen, L.
& Brøndsted Nielsen, S. (2021).
Triangular Rhodamine Triads and Their Intrinsic Photophysics Revealed from Gas-Phase Ion Fluorescence Experiments.
Chemistry - A European Journal,
27(42), 10875-10882.
https://doi.org/10.1002/chem.202101322
Kjær, C., Jones, N. C., Stockett, M. H.
, Hoffmann, S. V. & Nielsen, S. B. (2020).
Circular dichroism, anisotropy and absorption spectroscopy of Chlorophyll b in methanol and mixed methanol-water solutions.
Physical Chemistry Chemical Physics,
22(46), 26961-26966.
https://doi.org/10.1039/D0CP03284K
Kjær, C., Hansson, R. F., Hedberg, C.
, Jensen, F., Jensen, H. H. & Nielsen, S. B. (2020).
Gas-phase action and fluorescence spectroscopy of mass-selected fluorescein monoanions and two derivatives.
Physical Chemistry Chemical Physics,
22(17), 9210-9215.
https://doi.org/10.1039/d0cp00453g
Kjær, C., Zhao, Y., Stockett, M. H., Chen, L., Hansen, K.
& Nielsen, S. B. (2020).
Gas-phase Förster resonance energy transfer in mass-selected ions with methylene or peptide linkers between two dyes: a concerted dance of charges.
Physical Chemistry Chemical Physics,
22(19), 11095-11100.
https://doi.org/10.1039/d0cp01287d
Petersen, A. U.
, Kjær, C., Jensen, C., Brøndsted Nielsen, M.
& Brøndsted Nielsen, S. (2020).
Gas-Phase Ion Fluorescence Spectroscopy of Tailor-made Rhodamine Homo- and Heterodyads: Quenching of Electronic Communication by π-Conjugated Linkers.
Angewandte Chemie - International Edition,
59(47), 20946-20955.
https://doi.org/10.1002/anie.202008314
Stockett, M. H.
, Kjær, C., Daly, S., Bieske, E. J., Verlet, J. R. R.
, Nielsen, S. B. & Bull, J. N. (2020).
Photophysics of Isolated Rose Bengal Anions.
The journal of physical chemistry. A,
124(41), 8429-8438.
https://doi.org/10.1021/acs.jpca.0c07123
Kjær, C., Lissau, H., Gravesen Salinas, N. K., Østergaard Madsen, A., Stockett, M. H., Storm, F. E., Holm Hansen, T., Andersen, J. U., Laursen, B. W., Mikkelsen, K. V., Brøndsted Nielsen, M.
& Brøndsted Nielsen, S. (2019).
Luminescence Spectroscopy of Rhodamine Homodimer Dications in Vacuo Reveals Strong Dye-Dye Interactions.
ChemPhysChem,
20(4), 533-537.
https://doi.org/10.1002/cphc.201800933
Hansen, K., Sundén, A. E. K., Støchkel, K.
, Nielsen, S. B. & Dynefors, B. (2019).
Non-scrambling of hydrogen in NH4+(H2O)3 clusters.
RSC Advances,
9(12), 6620-6626.
https://doi.org/10.1039/c8ra10515d
Giacomozzi, L.
, Kjaer, C., Knudsen, J. L., Andersen, L. H., Nielsen, S. B. & Stockett, M. H. (2018).
Absorption and luminescence spectroscopy of mass-selected flavin adenine dinucleotide mono-anions.
Journal of Chemical Physics,
148(21), Artikel 214309.
https://doi.org/10.1063/1.5024028
Toker, Y.
, Langeland, J., Gruber, E.
, Kjaer, C., Nielsen, S. B., Andersen, L. H., Bonin, V. A. & Schapiro, I. (2018).
Counterion-controlled spectral tuning of the protonated Schiff-base retinal.
Physical Review A,
98(4), Artikel 043428.
https://doi.org/10.1103/PhysRevA.98.043428
Sunden, A. E. K., Stochkel, K.
, Hvelplund, P., Nielsen, S. B., Dynefors, B. & Hansen, K. (2018).
Stabilities of protonated water-ammonia clusters.
Journal of Chemical Physics,
148(18), Artikel 184306.
https://doi.org/10.1063/1.5023620
Stockett, M. H.
, Kjaer, C., Linder, M. K., Detty, M. R.
& Nielsen, S. B. (2017).
Luminescence spectroscopy of chalcogen substituted rhodamine cations in vacuo.
Photochemical & Photobiological Sciences,
16(5), 779-784.
https://doi.org/10.1039/c7pp00049a
Stockett, M. H., Houmøller, J., Støchkel, K., Svendsen, A.
& Brøndsted Nielsen, S. (2016).
A cylindrical quadrupole ion trap in combination with an electrospray ion source for gas-phase luminescence and absorption spectroscopy.
Review of Scientific Instruments,
87(5), Artikel 053103.
https://doi.org/10.1063/1.4948316
Milne, B. F.
, Kjaer, C., Houmøller, J., Stockett, M. H., Toker, Y., Rubio, A.
& Nielsen, S. B. (2016).
On the Exciton Coupling between Two Chlorophyll Pigments in the Absence of a Protein Environment: Intrinsic Effects Revealed by Theory and Experiment.
Angewandte Chemie International Edition,
55(21), 6248-51.
https://doi.org/10.1002/anie.201601979
Houmøller, J., Wanko, M., Rubio, A.
& Nielsen, S. B. (2015).
Effect of a Single Water Molecule on the Electronic Absorption by o- and p-Nitrophenolate: A Shift to the Red or to the Blue? Journal of Physical Chemistry Part A: Molecules, Spectroscopy, Kinetics, Environment and General Theory,
119(47), 11498-503.
https://doi.org/10.1021/acs.jpca.5b08634
Elm, J., Stockett, M., Houmøller, J., Petersen, M. Å., Mikkelsen, K. V., Nielsen, M. B.
& Nielsen, S. B. (2015).
Gas-phase spectroscopy of a vinylheptafulvene chromophore.
European Journal of Mass Spectrometry,
21, 569-577.
https://doi.org/10.1255/ejms.1320