Department of Chemistry   University of Oxford

Prof David Clary FRS

Physical and Theoretical Chemistry

Email Address: david.clary@chem.ox.ac.uk

Telephone: 44 (0) 1865 276100

Research in our group is involved with theory and computer simulation on the reactions, energy transfer and dynamics of polyatomic molecules. This includes problems in the gas phase, clusters, solid surfaces and biomolecules. The work connects up with many areas of chemistry, has close links with several experimental groups and has many important applications ranging from atmospheric and astrophysical science to biochemistry.

We are the first group who have developed quantum dynamics methods to study energy transfer and chemical reactions involving polyatomic molecules.  Recently we have come up with a general method to link quantum chemistry and quantum scattering theory directly to make predictions of reaction rate constants for polyatomic reactions.

We have also found how to extend our quantum methods to the study of chemical reactions occurring on solid surfaces. We have predicted the vibrational states of H2 which are formed after reaction between H atoms on graphite. This is thought to be an important mechanism for producing much of the hydrogen molecules in the universe.

We have also been developing the diffusion Monte Carlo and Torsional Path Integral (TPI) methods for calculating the properties of weakly-bound clusters and biomolecules. TPI has considerable potential as a general method to predict the conformations of biomolecules as a function of temperature.

Prof Clary is President of Magdalen College, Oxford ( http://www.magd.ox.ac.uk/) .  

Link to a biography of David Clary.

Selected recent publications

  1. Kerkeni B. and Clary D.C. Ab initio rate constants from hyperspherical quantum scattering: Application to H+C2H6 and H+CH3OH. J. Chem. Phys, 121, 6809, 2004.
  2. Miller T.F., Clary D.C. and Meijer A.J.H.M.  Collision-induced conformational changes in glycine, J. Chem. Phys., 122, 244323, 2005
  3. Miller T.F. and Clary D.C. Torsional anharmonicity in the conformational thermodynamics of flexible molecules, Molec. Phys.103, 1573, 2005. 
  4. Tautermann C.S. and Clary D.C. The importance of tunneling in the first hydrogenation step in ammonia synthesis over a Ru(0001) surface, J. Chem. Phys., 122, 134702, 2005.

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