Hvelplund, P., Kadhane, U., Nielsen, S. B., Panja, S. & Støchkel, K. (2010).
On the formation of water-containing negatively charged clusters from atmospheric pressure corona discharge in air.
International Journal of Mass Spectrometry,
292(1-3), 48-52.
https://doi.org/10.1016/j.ijms.2010.02.014
Hvelplund, P., Kurten, T.
, Støchkel, K., Ryding, M. J.
, Nielsen, S. B. & Uggerud, E. (2010).
Stability and Structure of Protonated Clusters of Ammonia and Water, H+(NH3)m (H2O)n.
Journal of Physical Chemistry Part A: Molecules, Spectroscopy, Kinetics, Environment and General Theory,
114(27), 7301-7310.
https://doi.org/10.1021/jp104162k
Turecek, F., Chung, T. W., Moss, C. L.
, Wyer, J., Ehlerding, A., Holm, A. I. S., Zettergren, H., Nielsen, S. B., Hvelplund, P., Chamot-Rooke, J., Bythell, B. & Paizs, B. (2010).
The Histidine Effect. Electron Transfer and Capture Cause Different Dissociations and Rearrangements of Histidine Peptide Cation-Radicals.
Journal of the American Chemical Society,
132(31), 10728-10740.
https://doi.org/10.1021/ja907808h
Ehlerding, A., Wyer, J., Zettergren, H., Kirketerp, M.-B. S. & Nielsen, S. B. (2010).
UV Photodissociation of protonated Gly-Trp and Trp-Gly Dipeptides and Their Complexes with Crown Ether in an Electrostatic Ion Storage Ring.
Journal of Physical Chemistry Part A: Molecules, Spectroscopy, Kinetics, Environment and General Theory,
114, 299-303.
https://doi.org/10.1021/jp9086317
Kirketerp, M.-B. S., Petersen, M. Å., Wanko, M., Leal, L. A. E.
, Zettergren, H., Raymo, F., Rubio, A., Nielsen, M. B.
& Nielsen, S. B. (2009).
Absorption Spectra of 4-Nitrophenolate Ions Measured in Vacuo and in Solution.
ChemPhysChem,
10(8), 1207-1209.
https://doi.org/10.1002/cphc.200900174
Turecek, F.
, Panja, S., Wyer, J., Ehlerding, A., Zettergren, H., Nielsen, S. B., Hvelplund, P., Bythell, B. & Paizs, B. (2009).
Carboxyl-Catalyzed Prototropic Rearrangements in Histidine Peptide Radicals upon Electron Transfer: Effects of Peptide Sequence and Conformation.
Journal of the American Chemical Society,
131(45), 16472-16487.
https://doi.org/10.1021/ja9050229
Zettergren, H., Adoui, L., Bernigaud, V., Cederquist, H., Haag, N.
, Holm, A. I. S., Huber, B.
, Hvelplund, P., Johansson, H.
, Kadhane, U., Koefoed-Larsen, M., Liu, B., Manil, B.
, Nielsen, S. B., Panja, S., Rangama, J., Reinhed, P., Schmidt, H.
& Støchkel, K. (2009).
Electron-Capture-Induced Dissociation of Microsolvated Di- and Tripeptide Monocations: Elucidation of Fragmentation Channels from Measurements of Negative Ions.
ChemPhysChem,
10(9-10), 1619-1623.
https://doi.org/10.1002/cphc.200800782
Nielsen, L. M., Holm, A. I. S., Varsano, D., Kadhane, U.
, Hoffmann, S. V., Di Felice, R., Rubio, A.
& Nielsen, S. B. (2009).
Fingerprints of Bonding Motifs in DNA Duplexes of Adenine and Thymine Revealed from Circular Dichroism: Synchrotron Radiation Experiments and TDDFT Calculations.
Journal of Physical Chemistry Part B: Condensed Matter, Materials, Surfaces, Interfaces & Biophysical,
113, 9614-9619.
https://doi.org/10.1021/jp9032029
Sundén, A. E. K.
, Støchkel, K., Panja, S., Kadhane, U., Hvelplund, P., Nielsen, S. B., Zettergren, H., Dynefors, B. & Hansen, K. (2009).
Heat capacities of freely evaporating charged water clusters.
Journal of Chemical Physics,
130, 224308.
https://doi.org/10.1063/1.3149784
Ehlerding, A., Jensen, C. S.
, Wyer, J., Holm, A. I. S., Jørgensen, P., Kadhane, U., Koefoed-Larsen, M., Panja, S., Poully, J. C.
, Worm, E. S., Zettergren, H., Hvelplund, P. & Nielsen, S. B. (2009).
Influence of temperature and crown ether complex formation on the charge partitioning between z and c fragments formed after electron capture by small peptide dications.
International Journal of Mass Spectrometry,
282(1-2), 21-27.
https://doi.org/10.1016/j.ijms.2009.01.019
Kadhane, U., Andersen, J. U., Bonderup, E., Concina, B. J. M. F., Hvelplund, P., Kirketerp, M.-B. S., Liu, B., Nielsen, S. B., Panja, S., Rangama, J.
, Støchkel, K., Tomita, S.
, Zettergren, H., Hansen, K., Sundén, A. E. K., Canton, S. E., Echt, O. & Forster, J. S. (2009).
Near-infrared photoabsorption by C60 dianions in a storage ring.
Journal of Chemical Physics,
131(014301).
https://doi.org/10.1063/1.3149775
Byskov, C. S.
, Holm, A. I. S., Zettergren, H., Overgaard, J. B., Hvelplund, P. & Nielsen, S. B. (2009).
On the Charge Partitioning Between c and z Fragments Formed After Electron-Capture Induced Dissociation of Charge-Tagged Lys-Lys and Ala-Lys Dipeptide Dications.
Journal of The American Society for Mass Spectrometry,
20(10), 1881-1889.
https://doi.org/10.1016/j.jasms.2009.06.015
Hvelplund, P., Nielsen, S. B., Panja, S., Pepke Pedersen, J. O. & Uggerud, E. (2009).
On the existence of the hypervalent H30, H2D0, HD20, and D30 radicals.
International Journal of Mass Spectrometry,
281(1-2), 52-54.
https://doi.org/10.1016/j.ijms.2008.12.004
Wyer, J., Cederquist, H., Haag, N., Huber, B.
, Hvelplund, P., Johansson, H., Maisonny, R.
, Nielsen, S. B., Rangama, J., Rousseau, P. & Schmidt, H. (2009).
On the hydrogen loss from protonated nucleobases after electronic excitation or collisional electron capture.
European Journal of Mass Spectrometry,
15(6), 681-688.
https://doi.org/10.1255/ejms.1039
Lykkegaard, M. K., Zettergren, H., Kirketerp, M.-B. S., Ehlerding, A., Wyer, J., Kadhane, U. & Nielsen, S. B. (2009).
Photodissociation of Isolated Ferric Heme and Heme-His Cations in an Electrostatic Ion Storage Ring.
Journal of Physical Chemistry Part A: Molecules, Spectroscopy, Kinetics, Environment and General Theory,
113(8), 1440-1444.
https://doi.org/10.1021/jp809626v
Kadhane, U., Pérot, M., Lucas, B., Barat, M., Fayeton, J. A., Jouvet, C.
, Ehlerding, A., Kirketerp, M.-B. S., Nielsen, S. B., Wyer, J. & Zettergren, H. (2009).
Photodissociation of protonated tryptamine and its supramolecular complex with 18-crown-6 ether: Dissociation times and channels, absorption spectra, and excited states calculations.
Chemical Physics Letters,
480(1-3), 57-61.
https://doi.org/10.1016/j.cplett.2009.08.064
Taylor, C. J., Burke, R. M., Wu, B.
, Panja, S., Nielsen, S. B. & Dessent, C. (2009).
Structural characterization of negatively charged glycosaminoglycans using high-enegy (50-150 keV) collisional activation.
International Journal of Mass Spectrometry,
285(1-2), 70-77.
https://doi.org/10.1016/j.ijms.2009.04.009
Wyer, J., Ehlerding, A., Zettergren, H., Kirketerp, M.-B. S. & Nielsen, S. B. (2009).
Tagging of Protonated Ala-Tyr and Tyr-Ala by Crown Ether Prevents Direct Hydrogen Loss and Proton Mobility after Photoexcitation: Importance for Gas-Phase Absorption Spectra, Dissociation Lifetimes, and Channels.
Journal of Physical Chemistry Part A: Molecules, Spectroscopy, Kinetics, Environment and General Theory,
113(33), 9277-9285.
https://doi.org/10.1021/jp904053d
Turecek, F.
, Holm, A. I. S., Panja, S., Nielsen, S. B. & Hvelplund, P. (2009).
Transition metals as electron traps. II. Structures, energetics and electron transfer dissociations of ternary Co, Ni and Zn-peptide complexes in the gas phase.
Journal of Mass Spectrometry,
44(10), 1518-1531.
https://doi.org/10.1002/jms.1642
Turecek, F., Jones, J. W.
, Holm, A. I. S., Panja, S., Nielsen, S. B. & Hvelplund, P. (2009).
Transition metals as electron traps. I. Structures, energetics, electron capture, and electron-transfer-induced dissociations of ternary copper-peptide complexes in the gas phase.
Journal of Mass Spectrometry,
44(5), 707-724.
https://doi.org/10.1002/jms.1546
Støchkel, K., Kadhane, U., Andersen, J. U., Holm, A. I. S., Hvelplund, P., Kirketerp, M.-B. S., Koefoed-Larsen, M., Lykkegaard, M. K., Nielsen, S. B., Panja, S. & Zettergren, H. (2008).
A new technique for time-resolved daughter ion mass spectrometry on the microsecond to millisecond time scale using an electrostatic ion storage ring.
Review of Scientific Instruments,
79(023107).
Lykkegaard, M. K., Ehlerding, A., Hvelplund, P., Kadhane, U., Kirketerp, M.-B. S., Nielsen, S. B., Panja, S., Wyer, J. & Zettergren, H. (2008).
A Soret Marker Band for Four-Coordinate Ferric Heme Proteins from Absorption Spectra of Isolated Fe(lll)-Heme+ and Fe(lll)-Heme+(His) Ions in Vacuo.
Journal of the American Chemical Society, (130), 11856-11857.
Holm, A. I. S., Larsen, M. K.
, Panja, S., Hvelplund, P., Nielsen, S. B., Leib, R. D., Donald, W. A., Williams, E., Hao, C. & Turecek, F. (2008).
Electron capture, femtosecond electron transfer and theory: A study of noncovalent crown ether 1,n-diammonium alkane complexes.
International Journal of Mass Spectrometry, (276), 116-126.
Bernigaud, V., Cederquist, H., Haag, N.
, Holm, A. I. S., Huber, B.
, Hvelplund, P., Kadhane, U., Larsen, M. K., Manil, B.
, Nielsen, S. B., Panja, S., Ptasínska, S., Rangama, J., Reinhed, P., Schmidt, H. T., Streletskii, A. V.
, Støchkel, K., Worm, E. S. & Zettergren, H. (2008).
Electron capture-induced dissociation of AK dipeptide dications: Influence of ion velocity, crown-ether complexation and collision gas.
International Journal of Mass Spectrometry,
276, 77-81.
Liu, B., Haag, N., Johansson, H., Schmidt, H. T., Cederquist, H.
, Nielsen, S. B., Zettergren, H., Hvelplund, P., Manil, B. & Huber, B. A. (2008).
Electron capture induced dissociation of nucleotide anions in water nanodroplets.
Journal of Chemical Physics,
128(075102).
Bernigaud, V., Drenck, K., Huber, B.
, Hvelplund, P., Jabot, T.
, Kadhane, U., Kirketerp, M.-B. S., Liu, B.
, Lykkegaard, M. K., Manil, B.
& Nielsen, S. B. (2008).
Electron-Capture-Induced Dissociation of Protoporphyrin IX Ions.
Journal of The American Society for Mass Spectrometry, 809-813.
Hayakawa, S., Matsubara, H.
, Panja, S., Hvelplund, P., Nielsen, S. B., Chen, X. & Turecek, F. (2008).
Experimental Evidence for an Inverse Hydrogen Migration in Arginine Radicals.
Journal of the American Chemical Society,
130, 7645-7654.
Turecek, F., Jones, J. W., Towle, T.
, Panja, S., Nielsen, S. B., Hvelplund, P. & Paizs, B. (2008).
Hidden Histidine Radical Rearrangements upon Electron Transfer to Gas-Phase Peptide Ions.Experimental Evidence and Theoretical Analysis.
Journal of the American Chemical Society,
130, 14584-14596.
Holm, A. I. S., Donald, W. A.
, Hvelplund, P., Larsen, M. K.
, Nielsen, S. B. & Williams, E. R. (2008).
Investigation of Energy Deposited by Femtosecond Electron Transfer in Collisions Using Hydrated Ion Nanocalorimetry.
Journal of Physical Chemistry Part A: Molecules, Spectroscopy, Kinetics, Environment and General Theory,
112, 10721-10727.
Lucas, B., Barat, M., Fayeton, J., Perot, M., Jouvet, C., Grégoire, G.
& Nielsen, S. B. (2008).
Mechanisms of photoinduced Cα—Cβ bond breakage in protonated aromatic amino acids.
Journal of Chemical Physics,
128(164302).
Drenck, K.
, Hvelplund, P., Nielsen, S. B., Panja, S. & Støchkel, K. (2008).
On the formation and fragmentation of nitrate in mixed clusters using atmospheric pressure corona discharge in air.
International Journal of Mass Spectrometry,
273, 126-131.
Kadhane, U., Andersen, J. U., Ehlerding, A., Hvelplund, P., Kirketerp, M.-B. S., Lykkegaard, M. K., Nielsen, S. B., Panja, S., Wyer, J. & Zettergren, H. (2008).
Photodissociation of protonated tryptophan and alteration of dissociation pathways by complexation with crown ether.
Journal of Chemical Physics,
129(18), 184304.
Drenck, K.
, Jensen, F., Olsen, J. & Nielsen, S. B. (2008).
Stability of the three tetracoordinated dianions Ni(CN)2-4 , Cr(SCN)2-4 , and Cu(N3)2-4 .
Chemical Physics,
353, 189-192.
Ryhding, T.
, Kirketerp, M.-B. S., Kadhane, U., Lykkegaard, M. K., Panja, S., Nielsen, S. B. & Nielsen, M. B. (2008).
Upon the intrinsic optical properties of oligo(p-phenyleneethynylene)s (OPEs). Synthesis of OPE3 for experimental gas-phase absorption studies.
Tetrahedron,
64, 11475-11479.
Panja, S., Kadhane, U., Andersen, J. U., Holm, A. I. S., Hvelplund, P., Kirketerp, M.-B. S., Nielsen, S. B., Støchkel, K., Compton, R. N., Forster, J. S., Kilså, K. & Nielsen, M. B. (2007).
Dianions of 7,7,8,8-tetracyano-p-quinodimethane and perfluorinated tetracyanoquinodimethane: Information on excited states from lifetime measurements in an electrostatic storage ring and optical absorption spectroscopy.
Journal of Chemical Physics,
127(124301).
Hvelplund, P., Nielsen, S. B., Panja, S., Poully, J.-C.
, Støchkel, K. & Liu, B. (2007).
Electron capture induced dissociation of peptide ions: Identification of neutral fragments from secondary collisions with cesium vapor.
International Journal of Mass Spectrometry,
263, 66-70.
Hvelplund, P., Lui, B.
, Nielsen, S. B. & Tomita, S. (2007).
Formation of higher-order fullerene dianions in collisions with Na atoms.
The European Physical Journal D: Atomic, Molecular, Optical and Plasma Physics,
43, 133-136.
Holm, A. I. S., Worm, E. S.
, Chakraborty, T., Babu, B. R., Wengel, J.
, Hoffmann, S. V. & Nielsen, S. B. (2007).
On the influence of conformational locking of sugar moieties on the absorption and circular dichroism of nucleosides from synchrotron radiation experiments.
Journal of Photochemistry and Photobiology, A: Chemistry,
187, 293-298.
Holm, A. I. S., Hvelplund, P., Kadhane, U., Larsen, M. K., Liu, B., Nielsen, S. B., Panja, S., Pedersen, J. M., Skrydstrup, T., Støchkel, K., Williams, E. R. & Worm, E. S. (2007).
On the mechanism of electron-capture-induced dissociation of peptide dications from 15n-labeling and crown-ether complexation.
Journal of Physical Chemistry Part A: Molecules, Spectroscopy, Kinetics, Environment and General Theory,
111(39), 9641-3.
https://doi.org/10.1021/jp075943y
Holm, A. I. S., Hvelplund, P., Kadhane, U., Larsen, M. K., Lui, B.
, Nielsen, S. B., Panja, S., Pedersen, J. M., Skrydstrup, T., Støchkel, K., Williams, E. & Worm, E. S. (2007).
On the Mechanism of Electron-Capture-Induced Dissociation of Peptide Dications from 15N-Labeling and Crown-Ether Complexation.
Journal of Physical Chemistry Part A: Molecules, Spectroscopy, Kinetics, Environment and General Theory,
111, 9641-9643.
Burke, R. M., Boxford, W. E.
, Panja, S., Nielsen, S. B. & Dessent, C. E. H. (2007).
On the propensity for electron transfer in high-energy collisions of iridium complex anions with cesium atoms.
Chem. Phys. Letters, (442), 201-205.