Fritz-Haber-Institut der Max-Planck-Gesellschaft

Department of Molecular Physics

Infrared excitation of gas-phase molecules and clusters

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Earlier Publications

A. Fielicke, C. Ratsch, G. von Helden and G. Meijer
The far-infrared spectra of neutral and cationic niobium clusters: Nb5(0/+) to Nb9(0/+)
J. Chem. Phys. 127, 234306 (2007).
http://dx.doi.org/10.1063/1.2806176

U. Erlekam, M. Frankowski, G. von Helden and G. Meijer
Cold collisions catalyse conformational conversion
Phys. Chem. Chem. Phys. 9, 3786-3789 (2007).
http://dx.doi.org/10.1039/b703571c

R. A. DiStasio, G. von Helden, R. P. Steele and M. Head-Gordon
On the T-shaped structures of the benzene dimer
Chem. Phys. Lett. 437, 277-283 (2007).
http://dx.doi.org/10.1016/j.cplett.2007.02.034

M. N. Blom, I. Compagnon, N. C. Polfer, G. von Helden, G. Meijer, S. Suhai, B. Paizs and J. Oomens
Stepwise solvation of an amino acid: The appearance of zwitterionic structures
J. Phys. Chem. A 111, 7309-7316 (2007).
http://dx.doi.org/10.1021/jp070211r

A. Abo-Riziq, B. O. Crews, I. Compagnon, J. Oomens, G. Meijer, G. von Helden, M. Kabelac, P. Hobza and M. S. de Vries
The Mid-IR spectra of 9-ethyl guanine, guanosine, and 2-Deoxyguanosine
J. Phys. Chem. A 111, 7529-7536 (2007).
http://dx.doi.org/10.1021/jp072183i

B. Redlich, H. Zacharias, G. Meijer and G. von Helden
Resonant infrared laser-induced desorption of methane condensed on NaCl(100): Isotope mixture experiments
J. Chem. Phys. 124, 044704 (2006).
http://dx.doi.org/10.1063/1.2159487

B. Redlich, A. Kirilyuk, T. Hoger, G. von Helden, G. Meijer and H. Zacharias
Velocity distribution of CO desorbing from NiO(100)/Ni(100) after picosecond UV laser irradiation
Chem. Phys. Lett. 420, 110-114 (2006)
http://dx.doi.org/10.1016/j.cplett.2005.12.057

N. C. Polfer, J. Oomens, D. T. Moore, G. von Helden, G. Meijer and R. C. Dunbar
Infrared spectroscopy of phenylalanine Ag(I) and Zn(II) complexes in the gas phase
J. Am. Chem. Soc. 128, 517-525 (2006).
http://dx.doi.org/10.1021/ja0549291

J. Oomens, B. G. Sartakov, G. Meijer and G. von Helden
Gas-phase infrared multiple photon dissociation spectroscopy of mass-selected molecular ions
Int. J. Mass Spectom. Ion Process. 254, 1-19 (2006).
http://dx.doi.org/10.1016/j.ijms.2006.05.009

J. Oomens, G. Meijer and G. von Helden
An infrared spectroscopic study of protonated and cationic indazole
Int. J. Mass Spectom. Ion Process. 249, 199-205 (2006).
http://dx.doi.org/10.1016/j.ijms.2005.12.034

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 late transition metal clusters
J. Chem. Phys. 124, 194305 (2006).
http://dx.doi.org/10.1063/1.2196887

U. Erlekam, M. Frankowski, G. Meijer and G. von Helden
An experimental value for the B1u C-H stretch mode in benzene
J. Chem. Phys. 124, 171101 (2006).
http://dx.doi.org/10.1063/1.2198828

I. Compagnon, J. Oomens, G. Meijer and G. von Helden
Mid-infrared spectroscopy of protected peptides in the gas phase: A probe of the backbone conformation
J. Am. Chem. Soc. 128, 3592-3597 (2006).
http://dx.doi.org/10.1021/ja055378h

A. Bekkerman, E. Kolodney, G. von Helden, B. Sartakov, D. van Heijnsbergen and G. Meijer
Infrared multiphoton ionization of superhot C60: Experiment and model calculations
J. Chem. Phys. 124, 184312 (2006).
http://dx.doi.org/10.1063/1.2193520

C. Ratsch, A. Fielicke, A. Kirilyuk, J. Behler, G. von Helden, G. Meijer and M. Scheffler
Structure determination of small vanadium clusters by density-functional theory in comparison with experimental far-infrared spectra
J. Chem. Phys. 122, 124302 (2005).
http://dx.doi.org/10.1063/1.1862621

N. C. Polfer, B. Paizs, L. C. Snoek, I. Compagnon, S. Suhai, G. Meijer, G. von Helden and J. Oomens
Infrared fingerprint spectroscopy and theoretical studies of potassium ion tagged amino acids and peptides in the gas phase
J. Am. Chem. Soc. 127, 8571-8579 (2005).
http://dx.doi.org/10.1021/ja050858u

A. Fielicke, G. von Helden, G. Meijer, B. Simard and D. M. Rayner
Gold cluster carbonyls: Vibrational spectroscopy of the anions and the effects of cluster size, charge, and coverage on the CO stretching frequency
J. Phys. Chem. B 109, 23935-23940 (2005).
http://dx.doi.org/10.1021/jp055856a

A. Fielicke, G. von Helden, G. Meijer, B. Simard and D. M. Rayner
Direct observation of size dependent activation of NO on gold clusters
Phys. Chem. Chem. Phys. 7, 3906-3909 (2005).
http://dx.doi.org/10.1039/b511710k

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
J. Am. Chem. Soc. 127, 8416-8423 (2005).
http://dx.doi.org/10.1021/ja0509230

A. Fielicke, C. Ratsch, G. von Helden and G. Meijer
Isomer selective infrared spectroscopy of neutral metal clusters
J. Chem. Phys. 122, 091105 (2005).
http://dx.doi.org/10.1063/1.1872834

W. Chin, M. Mons, J. P. Dognon, R. Mirasol, G. Chass, I. Dimicoli, F. Piuzzi, P. Butz, B. Tardivel, I. Compagnon, G. von Helden and G. Meijer
The gas-phase dipeptide analogue acetyl-phenylalanyl-amide: A model for the study of side chain/backbone interactions in proteins
J. Phys. Chem. A 109, 5281-5288 (2005).
http://dx.doi.org/10.1021/jp048037j

J. Antony, G. von Helden, G. Meijer and B. Schmidt
Anharmonic midinfrared vibrational spectra of benzoic acid monomer and dimer
J. Chem. Phys. 123, 014305 (2005).
http://dx.doi.org/10.1063/1.1947191

J. Oomens, N. Polfer, D. T. Moore, L. van der Meer, A.G. Marshall, J. R. Eyler, G. Meijer, G. von Helden
Charge-state resolved mid-infrared spectroscopy of a gas-phase protein
Phys. Chem. Chem. Phys.7, 1345-1348 (2005).
http://dx.doi.org/10.1039/b502322j

I. Compagnon, J. Oomens, J. Bakker, G. Meijer and G. von Helden
Vibrational spectroscopy of a non-aromatic amino acid-based model peptide: identification of the gamma-turn motif of the peptide backbone
Phys. Chem. Chem. Phys. 7, 13-15 (2005).
http://dx.doi.org/10.1039/b417204c

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
J. Chem. Phys. 122, 054317 (2005).
http://dx.doi.org/10.1063/1.1839862

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, 120-128 (2005).
http://dx.doi.org/10.1002/cphc.200400345

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 beta-turns in a three-residue peptide chain
J. Am. Chem. Soc. 127, 1388-1389 (2005).
http://dx.doi.org/10.1021/ja042860b

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
Rev. Sci. Instrum. 76, 023103 (2005).
http://dx.doi.org/10.1063/1.1841953

D. T. Moore, J. Oomens, J. R. Eyler, G. Meijer, G. von Helden, D. P. Ridge
Gas-Phase IR Spectroscopy of Anionic Iron Carbonyl Clusters
J. Am. Chem. Soc. 126, 14726-14727 (2004).
http://dx.doi.org/10.1021/ja0449527

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).
http://dx.doi.org/10.1021/jp047532c

P. Çarçabal, 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, 100-2000cm-1
Physical Chemistry Chemical Physics 6(19), 4546-4552 (2004).
http://dx.doi.org/10.1039/b411757c

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).
http://dx.doi.org/10.1021/jp049214j

T. D. Jaeger, D. van Heijnsbergenm , 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).
http://dx.doi.org/10.1021/ja0477165

T. D. Jaeger, A. Fielicke, G. von Helden, G. Meijer and M. A. Duncan
Infrared spectroscopy of water adsorption on vanadium cluster cations (Vx+; x=3-18)
Chemical Physics Letters 392, 409-414 (2004).
http://dx.doi.org/10.1016/j.cplett.2004.05.057

K. Demyk, D. van Heijnsbergen, G. von Helden and G. Meijer
Experimental study of gas phase titanium and aluminium oxide clusters
Astronomy and Astrophysics 420, 547-552 (2004).
http://dx.doi.org/10.1051/0004-6361:20034117

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 1-4 (2004).
http://dx.doi.org/10.1103/PhysRevLett.93.023401

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).
http://dx.doi.org/10.1039/b316158g

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, 740-743 (2004).
http://dx.doi.org/10.1002/cphc.200400062

R. T. 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).
http://dx.doi.org/10.1021/ja031679k

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).
http://dx.doi.org/10.1039/B315130A

J. Oomens, D. T. Moore, G. von Helden, G. Meijer and R. C. Dunbar
The site of Cr+ attachment to gas-phase aniline from infrared spectroscopy
Journal of the American Chemical Society 126(3), 724-725 (2004).
http://dx.doi.org/10.1021/ja038867v

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