entrance channel specificity; Y. Chen, G. Hoffmann, S.K. Shin, D. Oh, S. Sharpe, Y.P. Zeng, R.A. Beaudet and C. Wittig; Advances in Molecular Vibrations and Collision Dynamics, Vol. 1, Part B, J.M. Bowman, editor (JAI Press, Greenwich, 1992) 187-229. NO(X2Π) product state distributions in molecule-surface dissociative scattering: n,i-C3F7NO from MgO(100); E. Kolodney, P.S. Powers, L. Hodgson, H. Reisler and C. Wittig; Mode Selective Chemistry, J. Jortner et al., editors (Kluwer Academic Publishers, Netherlands, 1991) 443-455. Photoinitiated reactions in weakly bonded complexes; S.K. Shin, Y. Chen, S. Nickolaisen, S.W. Sharpe, R.A. Beaudet and C. Wittig; Advances in Photochemistry, Vol. 16, D. Volman, G. Hammond and D. Neckers, editors (Wiley, 1991) 249-363. Photodissociation processes in NO-containing molecules; H. Reisler, M. Noble and C. Wittig; Molecular Photodissociation Dynamics, J. Baggott and M.N.R. Ashfold, editors (Royal Society of Chemistry, 1987) 139-176. Multiphoton ionization of molecules; H. Reisler and C. Wittig; Advances in Chemical Physics LX, K.P. Lawley, editor (1985) 1-30. Selected articles C. Wittig, The Landau-Zener formula, J. Phys. Chem. B 109, 8428 (2005).' J. Underwood, D. Chastaing, S. Lee, and C. Wittig, Heavy hydrides: H2Te ultraviolet photochemistry, J. Chem. Phys. 123, 84312 (2005).' E. Polyakova, D. Stolyarov, and C. Wittig, Multiple photon excitation and ionization of NO in and on helium droplets, J. Chem. Phys. 124, 214308 (2006).' G. Kumi, S. Malyk, S. Hawkins, H. Reisler, and C. Wittig, Amorphous solid water films: Transport and host–guest interactions with CO2 and N2O dopants, J. Phys. Chem. A 110, 2097–2105 (2006).' C. Wittig and I. Bezel, Effective Hamiltonian models and unimolecular decomposition, J. Phys. Chem. B 100, 19850–19860 (2006).' S. Malyk, G. Kumi, H. Reisler, and C. Wittig, Trapping and Release of CO2 guest molecules in amorphous ice, J. Phys. Chem. A 111, 13365–13370 (2008).' C. Wittig, Statistics of indistinguishable particles, J. Phys. Chem. A 113, 7244–7252, Benny Gerber Festschrift (2009).' L. A. Smith-Freeman, W. H. Schroeder, and C. Wittig, AsH2 ultraviolet photochemistry, J. Phys. Chem. A 113, 2158–2164 (2009).' A. Bar-Nun, D. Laufer, O. Rebolledo-Mayoral, S. Malyk, H. Reisler, C. Wittig, Gas trapping in ice and its release upon warming, Solar System Ices, M. Gudipati, Editor (World Scientific, Singapore, 2010). C. Wittig, Photon and electron spins, J. Phys. Chem. A 113, 15320–15327, Vincenzo Aquilanti Festschrift (2010). Awards and honors Fellow, American Association for the Advancement of Science (2005); Eminent Scholar Lecturer, University of Arizona (2005); Raubenheimer Outstanding Faculty Award: Teaching, Research and Service (2003);