Institut des Sciences Moléculaires d'Orsay




Friday 28 February

Site update
Friday 28 February

Home > Directory > Chin Wutharath > Wutharath Chin

Wutharath Chin

CR2 - CNRS - Université Paris Sud - ISMO

contact :

Thématiques de recherche

- Spectroscopies infrarouge et ultraviolet
- Liaison hydrogène
- Dynamique vibrationnelle en matrice sondée par échos de photons
- Photoréactivité de molécules organiques

    • Isomérisation
    • Fragmentation


  • Depuis 2008 : Chargée de recherche 2e classe à l’Institut des Sciences Moléculaires d’Orsay
  • 2007 (12 mois) : Postdoctorat au Laboratoire de Photophysique Moléculaire
  • 2006-2007 (18 mois) : Postdoctorat à l’Université d’Edimbourg (Royaume-Uni) dans le groupe de Spectrométrie de Masse de Perdita Barran. "Structure-function relationship probed by mass spectrometry and ion mobility"
  • 2002-2005 : Thèse au Laboratoire Francis Perrin (CEA Saclay) dans le groupe Biomolécules Excitées, sous la direction de Michel Mons. "Paysage conformationnel de petits peptides en phase gazeuse : approche expérimentale et théorique"
  • 2001-2002 : DEA de Physicochimie Moléculaire à l’Université Paris Sud 11, Orsay.



  • Infrared study of glycolaldehyde isolated in parahydrogen matrix, J. Ceponkus, W. Chin, M. Chevalier, M. Broquier, A. Limongi, C. Crépin - J. Chem. Phys. 133 (2010) 094502
  • Unveiled optical properties of tetrapyrollic pigments in cryogenic environments, C. Crépin, N. Shafizadeh, W. Chin, J.-P. Galaup, J. G. McCaffrey, S. M. Arabei - Low Temp. Phys. 36 (2010) 451
  • Binding a Heparin Derived Disaccharide to Defensin Inspired Peptides: Insights to Antimicrobial Inhibition from Gas Phase Measurements, B. McCullough, J. Kalapothakis, H. Eastwood, W. Chin, J. Dorin, D. MacMillan, D. Clarke, D. Campopiano, P. Barran - Phys. Chem. Chem. Phys. 12 (2010) 3582.


  • Analysis and Separation of Residues Important for the
    Chemoattractant and Antimicrobial Activities of beta-Defensin 3
    , K. Taylor, B. McCullough, D. Clarke, W. Chin, D. Yang, J. Oppenheim, D. Uhrin, J. Govans, D. Campopiano, D. MacMillan, P. Barran, Julia Dorin - J. Biol. Chem., 283 (2008) 6631.


  • E. Gloaguen, F. Pagliarulo, V. Brenner, W. Chin, F. Piuzzi, B. Tardivel, M. Mons, Intramolecular recognition in a jet-cooled short peptide chain: gamma-turn helicity probed by a neighbouring residue, Phys. Chem. Chem. Phys. 9:4491 (2007).


  • W. Chin, F. Piuzzi, I. Dimicoli, and M. Mons, Probing the competition between secondary structures and local preferences in gas phase isolated peptide backbones, Phys. Chem. Chem. Phys. 8:1033 (2006).


  • W. Chin, F. Piuzzi, J.-P. Dognon, I. Dimicoli, B. Tardivel and M. Mons, Gas-phase formation of a 310-helix in a three-residue peptide chain: role of side chain-backbone interactions as evidenced by IR-UV double resonance experiments, J. Am. Chem. Soc. 127:11900 (2005).
  • W. Chin, F. Piuzzi, J.-P. Dognon, I. Dimicoli and M. Mons , Gas-phase models of gamma-turns: effect of side-chain/backbone interactions investigated by IR/UV spectroscopy and quantum chemistry, J. Chem. Phys. 123:084301 (2005).
  • 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 (2005).
  • W. Chin, J.-P. Dognon, F. Piuzzi, B. Tardivel, I. Dimicoli, G. von Helden, G. Meijer and M. Mons, Intrinsic folding of small peptide chains: Spectroscopic evidence for the formation of beta-turns in the gas phase, J. Am. Chem. Soc. 127:707 (2005).
  • W. Chin, J.-P. Dognon, F. Piuzzi, I. Dimicoli and M. Mons, Secondary structures of Val-Phe and Val-Tyr(Me) peptide chains in the gas phase: effect of the nature of the protecting groups, Molec. Phys. 103:1579 (2005).
  • W. Chin, J.-P. Dognon, C. Canuel, F. Piuzzi, I. Dimicoli and M. Mons, Secondary structures of short peptide chains in the gas phase: double resonance spectroscopy of protected dipeptides, J. Chem. Phys. 122:054317 (2005).
  • W. Chin, J.-P. Dognon, R. Mirasol, G. Chass, I. Dimicoli, F. Piuzzi, P. Butz, B. Tardivel, I. Compagnon, G. von Helden, G. Meijer and M. Mons, 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 (2005).
  • G. A. Chass, R. S. Mirasol, D. H. Setiadi, T.-H. Tang, W. Chin, M. Mons, I. Dimicoli, J.-P. Dognon, B. Viskolcz, S. Lovas, B. Penke and I. G. Csizmadia, Characterization of the conformational probability of N-Acetyl-Phenylalanyl-NH2 by RHF, DFT, and MP2 computation and AIM analyses, confirmed by jet-cooled IR data, J. Phys. Chem. A 109:5289 (2005).


  • W. Chin, M. Mons, J.-P. Dognon, F. Piuzzi, B. Tardivel, and I. Dimicoli, Competition between local conformational preferences and secondary structures in gas-phase model tripeptides as revealed by laser spectroscopy and theoretical chemistry, Phys. Chem. Chem. Phys. 6:2700 (2004).
  • W. Chin, M. Mons, F. Piuzzi, B. Tardivel, I. Dimicoli, L. Gorb and J. Leszczynski, Gas phase rotamers of the nucleobase 9-methylguanine enol and its monomhydrate, optical spectroscopy and quantum mechanical calculations, J. Phys. Chem. A 108:8237 (2004).


  • Tautomer contributions to the near UV spectrum of guanine: Towards a refined picture for the spectroscopy of purine molecule, W. Chin, M. Mons, I. Dimicoli, F. Piuzzi, B. Tardivel, M. Elhanine - Eur. Phys. J. D 20 (2002) 347.

Conférences et workshops

- 6th International Meeting on Photodynamics - Havana (Cuba) - Février 2010 - Acetylacetone isolated in parahydrogen : Structure and UV photodynamics.
R. Lozada García et al.
- Workshop "Hydrogen bonds: structure and dynamics" - Orsay (France) - Novembre 2009.
- International Workshop on Photonics and Applications - Nha Trang (Vietnam) - septembre 2009 - Vibrational dynamics of hydrogen-bonded systems as probed by photon echo: from model systems to biological molecules. (invité)
- Gordon Conference on the Physics and Chemistry of Matrix Isolated Species - Oxford (RU) - juillet 2009 - Photoisomerisation study of glycolaldehyde isolated in cryogenic matrices. & IR study of acetylacetone in parahydrogen matrices: structure and dynamics. (affiche)
- Isolated Biomolecules and Biomolecular Interactions - Valladolid (Espagne) - avril 2008 -

- Journées d’Automne 2010 du GFP2P - Cachan - 17 et 18 novembre 2010 - Etude conformationnelle de molécules à liaison hydrogène dans le para-hydrogène solide.
- PAMO JSM 2010 - Orsay - 29 Juin au 2 juillet 2010 - Spectroscopie IR et dynamique du glycolaldéhyde dans des matrices cryogéniques. (affiche)
- GDR "Agrégation, fragmentation et thermodynamique de systèmes moléculaires complexes isolés" - Paris - novembre 2009 - (affiche)
- PAMO JSM 2008 - Villeneuve d’Ascq - 7 au 10 juillet 2008 - Dynamique vibrationnelle de systèmes à liaisons hydrogène isolés en matrice, sondée par échos de photons.