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  • Ali Abo-riziq, Louis I. Grace, Eyal Nir, Martin Kabelác, Pavel Hobza, Mattanjah S de Vries
  • Chemistry, Medicine
  • Proceedings of the National Academy of Sciences…
  • 2005 (First Publication: 4 January 2005)
  • Prebiotic chemistry presumably took place before formation of an oxygen-rich atmosphere and thus under conditions of intense short wavelength UV irradiation. Therefore, the UV photochemical stabilityExpand
  • David Řeha, Haydée Valdés, +4 authors Mattanjah S de Vries
  • Medicine, Chemistry
  • Chemistry
  • 2005 (First Publication: 18 November 2005)
  • We investigated the potential-energy surface (PES) of the phenylalanyl-glycyl-glycine tripeptide in the gas phase by means of IR/UV double-resonance spectroscopy, and quantum chemical and statisticalExpand
  • Christian Plützer, Isabel Huenig, Karl Kleinermanns, Eyal Nir, Mattanjah S de Vries
  • Chemistry, Medicine
  • Chemphyschem : a European journal of chemical…
  • 2003 (First Publication: 18 August 2003)
  • The vibronic spectrum of the adenine-thymine (A-T) base pair was obtained by one-color resonant two-photon ionization (R2PI) spectroscopy in a free jet of thermally evaporated A and T underExpand
  • A. Abo-riziq, L. Grace, B. Crews, M. Callahan, T. van Mourik, M. S. de Vries
  • Medicine, Chemistry
  • The journal of physical chemistry. A
  • 2011 (First Publication: 17 March 2011)
  • We investigated the variation in conformation for the amino acid tyrosine (Y), alone and in the small peptides tyrosine-glycine (YG) and tyrosine-glycine-glycine (YGG), in the gas phase by usingExpand
  • Michael P. Callahan, Zsolt Gengeliczki, Nathan Svadlenak, Haydée Valdés, Pavel Hobza, Mattanjah S de Vries
  • Chemistry, Medicine
  • Physical chemistry chemical physics : PCCP
  • 2008 (First Publication: 6 May 2008)
  • We present resonant two-photon ionization and IR-UV double resonance spectra of methylated xanthine derivatives including 7-methylxanthine dimer and theobromine dimer seeded in a supersonic jet byExpand
  • Zsolt Gengeliczki, M. Callahan, +8 authors M. S. de Vries
  • Chemistry, Medicine
  • Physical chemistry chemical physics : PCCP
  • 2010 (First Publication: 13 May 2010)
  • To explore the excited state dynamics of pyrimidine derivatives, we performed a combined experimental and theoretical study. We present resonant two-photon ionization (R2PI) and IR-UV doubleExpand