Publications of Gert von Helden

Journal Article (142)

Journal Article
J. Oomens, N. Polfer, D.T. Moore, L.van der Meer, A.G. Marshall, J.R. Eyler, G. Meijer and G.von Helden: Charge-state resolved mid-infrared spectroscopy of a gas-phase protein. Physical Chemistry Chemical Physics 7 (7), 1345–1348 (2005).
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A. Fielicke, C. Ratsch, G.von Helden and G. Meijer: Isomer selective infrared spectroscopy of neutral metal clusters. The Journal of Chemical Physics 122, 091105–1-091105–4 (2005).
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W. Chin, J.-P. Dognon, C. Canuel, F. Piuzzi, I. Dimicoli, M. Mons, I. Compagnon, G.von Helden and G. Meijer: Secondary structures of short peptide chains in the gas phase: Double resonance spectroscopy of protected dipeptides. The Journal of Chemical Physics 122, 054317–1-054317–8 (2005).
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J.M. Bakker, C. Plützer, I. Hünig, T. Häber, I. Compagnon, G.von Helden, G. Meijer and K. Kleinermanns: Folding Structures of Isolated Peptides as Revealed by Gas-Phase Mid-Infrared Spectroscopy. ChemPhysChem 6 (1), 120–128 (2005).
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W. Chin, I. Compagnon, J.-P. Dognon, C. Canuel, F. Piuzzi, I. Dimicoli, G.von Helden, G. Meijer and M. Mons: Spectroscopic Evidence for Gas-Phase Formation of Successive β-Turns in a Three-Residue Peptide Chain. Journal of the American Chemical Society 127 (5), 1388–1389 (2005).
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J.J. Valle, J.R. Eyler, J. Oomens, D.T. Moore, A.F.G.van der Meer, G.von Helden, G. Meijer, C.L. Hendrickson, A.G. Marshall and G.T. Blakney: Free electron laser-Fourier transform ion cyclotron resonance mass spectrometry facility for obtaining infrared multiphoton dissociation spectra of gaseous ions. Review of Scientific Instruments 76 (2), 023103 (2005).
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I. Compagnon, J. Oomens, J.M. Bakker, G. Meijer and G.von Helden: Vibrational spectroscopy of a non-aromatic amino acid-based model peptide: identification of the γ-turn motif of the peptide backbone. Physical Chemistry Chemical Physics 7 (1), 13–15 (2005).
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A. Fielicke, G.von Helden, G. Meijer, D.B.. Pedersen, B. Simard and D.M. Rayner: Gold Cluster Carbonyls: Saturated Adsorption of CO on Gold Cluster Cations, Vibrational Spectroscopy, and Implications for Their Structures. Journal of the American Chemical Society 127 (23), 8416–8423 (2005).
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A. Fielicke, G.von Helden, G. Meijer, B. Simard and D.M. Rayner: Direct Observation of size Dependent Activation of NO on Gold Clusters. Physical Chemistry Chemical Physics 7 (23), 3906–3909 (2005).
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D.T. Moore, J. Oomens, J.R. Eyler, G. Meijer, G.von Helden and D.P. Ridge: Gas-Phase IR Spectroscopy of Anionic Iron Carbonyl Clusters. Journal of the American Chemical Society 126 (45), 14726–14727 (2004).
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J. Oomens, G.von Helden and G. Meijer: Infrared Photodissociation Spectroscopy of the Benzoic Acid Radical Cation in a Quadrupole Trap. Journal of Physical Chemistry A 108 (40), 8273–8278 (2004).
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P. Carcabal, R.T. Kroemer, L.C. Snoek, J.P. Simons, J.M. Bakker, I. Compagnon, G. Meijer and G.von Helden: Hydrated complexes of tryptophan: ion dip infrared spectroscopy in the molecular fingerprint region, 100–2000 cm–1. Physical Chemistry Chemical Physics 6 (19), 4546–4552 (2004).
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Journal Article
T.D. Jaeger, D.van Heijnsbergen, S.J. Klippenstein, G.von Helden, G. Meijer and M.A. Duncan: Vibrational Spectroscopy and Density Functional Theory of Transition-Metal Ion-Benzene and Dibenzene Complexes in the Gas Phase. Journal of the American Chemical Society 126 (35), 10981–10991 (2004).
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A. Fielicke, A. Kirilyuk, C. Ratsch, J. Behler, M. Scheffler, G.von Helden and G. Meijer: Structure Determination of Isolated Metal Clusters via Far-Infrared Spectroscopy. Physical Review Letters 93 (2), 023401 (2004).
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Journal Article
T.D. Jaeger, A. Fielicke, G.von Helden, G. Meijer and M.A. Duncan: Infrared spectroscopy of water adsorption on vanadium cluster cations (V+x;x=3-18). Chemical Physics Letters 392 (4-6), 409–414 (2004).
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A. Fielicke, G.von Helden, G. Meijer, D.B.. Pedersen, B. Simard and D.M. Rayner: Size and Charge Effects on the Binding of CO to Small Isolated Rhodium Clusters. Journal of Physical Chemistry B 108 (38), 14591–14598 (2004).
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J.M. Bakker, I. Compagnon, G. Meijer, G.von Helden, M. Kabelac, P. Hobza and M.S. de Vries: The mid-IR absorption spectrum of gas-phase clusters of the nucleobases guanine and cytosine. Physical Chemistry Chemical Physics 6 (10), 2810–2815 (2004).
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R.A. Jockusch, R.T. Kroemer, F.O. Talbot, L.C. Snoek, P. Carcabal, J.P. Simons, M. Havenith, J.M. Bakker, I. Compagnon, G. Meijer and G.von Helden: Probing the glycosidic linkage: UV and IR ion-dip spectroscopy of a lactoside. Journal of the American Chemical Society 126 (18), 5709–5714 (2004).
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Journal Article
J. Oomens, D.T. Moore, G. Meijer and G.von Helden: Infrared multiple photon dynamics and spectroscopy of cationic PABA and its dehydroxylated fragment ion. Physical Chemistry Chemical Physics 6 (4), 710–718 (2004).
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Journal Article
D.T. Moore, J. Oomens, L. van der Meer, G.von Helden, G. Meijer, J. Valle, A.G. Marshall and J.R. Eyler: Probing the vibrations of shared, OH+ O-bound protons in the gas phase. ChemPhysChem 5 (5), 740–743 (2004).
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