Dr Colin Western

Colin Western - Publications since 1996

• J.B. Milan, W.J. Buma, C.A. de Lange, C.M. Western and M.N.R. Ashfold, Two photon Resonance Enhanced MPI-PES above the lowest Ionisation Threshold: Observation of the [a¹Δ]5pπ ²F State of the SH(SD) Radical. Chem. Phys. Lett. (1995), 239, 326-331.
• J.D. Howe, R.A. Morgan, M.N.R. Ashfold, C.M. Western, W.J. Buma, J.B. Milan and C.A. de Lange, Resonance Enhanced Multiphoton Ionisation Spectroscopy of the SCl Radical J. Chem. Soc. Faraday Trans. (1995), 91, 773-80
• C.M. Western, Spectroscopy and Potential Energy Surfaces. Chem. Soc. Rev. (1995), 24 299-307
• T.J. Slotterback, S.G. Clement, K.C. Janda and C.M. Western, Hyperfine analysis of the mixed A ³Π₁ v=28 and X ¹Σ⁺ v=69 states of I³⁵Cl. J. Chem. Phys. (1995), 103, 9125-9131
• M.E. Green and C.M. Western, A deperturbation analysis of the B ³Σ^-_u (v'=0-6) and the B"³Π_u (v'=2-12) states of S₂. J. Chem. Phys. (1996), 104, 848-864
• J.D. Howe, M.N.R. Ashfold, C.M. Western and J.W. Hudgens, Resonance Enhanced Multiphoton Ionisation Spectroscopy of the PF radical, J. Chem. Phys. (1996), 104, 2789-800
• M.N.R. Ashfold, C.M. Western, J.W. Hudgens and R.D. Johnson III, Characterisation of the E ¹A₁ Rydberg state of ammonia by resonance enhanced multiphoton ionisation spectroscopy, Chem. Phys. Lett. (1996), 260, 27-33.
• C.M. Western, W.S. Barney, S.G. Clement, T.J. Slotterback and K.C.Janda, An unusual example of angular momentum coupling: the dependence of the hyperfine constants of the A state of ICL on the internuclear seperation. Zeit. Phys. D (1996), 36, 273-284.
• M.E. Green and C.M. Western, The Upper Vibrational States of the B" ³Π_U state of ³²S₂. J. Chem. Soc. Faraday Trans.(1997), 93, 365-372.
• M.J. Cooper and C.M. Western, Two Colour Multiphoton Ionisation Spectroscopy of S₂. Chem.Phys.Lett. (1997), 267, 365-369.
• M.J. Cooper, T. Diez-Rojio, L.J. Rogers, C.M. Western, M.N.R. Ashfold and J.W. Hudgens, Ion Pair States of the ClO Radical observed by Multiphoton Ionisation Spectroscopy Chem. Phys.Lett. (1997), 272, 232-8.
• S.R Langford, A.J. Orr-Ewing, R.A. Morgan, C.M. Western, M.N.R. Ashfold, A. Rijkenberg, C.R. Scheper, W.J Buma and C.A. de Lange, 2+1 Resonance Enhanced Multiphoton Ionisation Spectroscopy of Ammonia J.Chem. Phys (1998) 108, 6667-80.
• M.N.R. Ashfold, S.R. Langford, A.J. Orr-Ewing, R.A. Morgan, C.M. Western, R.A. Rijkenberg, C.E. Scheper, W.J. Buma, and C.A. de Lange. Resonance enhanced multiphoton ionization (REMPI) and REMPI-photoelectron spectroscopy of ammonia, Eur. Phys. (1998) D 4, 189-197.
• J.M.F. Elks and C.M. Western. The A ³Π state of SO, J. Chem. Phys. (1999) 110, 7699-7706.
• C.P. Archer, J.M.F. Elks and C.M. Western. The C³Π, d¹Π and e¹Π states of SO, J. Chem. Phys. (2000) 112, 6293-6300.
• W.S. Barney, C.M. Western and K.C. Janda. Measurement of the Electronic Wavefunction: Separated Atom Wavefunction Analysis of the R-dependent Hyperfine Constants of the Iodine Monochloride A State, J. Chem. Phys. (2000) 113, 7211-7223.
• S.H. Ashworth J.M.F. Elks and C.M. Western. Sub-Doppler spectroscopy with a narrow linewidth pulsed OPO: hyperfine structure in the PF radical, Chem. Phys.Lett. (2000), 328, 197-202.
• J.A.J. Fitzpatrick, O.V. Chekhlov, J.M.F. Elks, C.M. Western and S.H. Ashworth. An injection seeded narrow bandwidth pulsed optical parametric oscillator and its application to the investigation of hyperfine structure in the PF radical, J. Chem. Phys. (2001) 115, 6920-6930.
• O.V. Chekhlov, J.A.J. Fitzpatrick, K.N. Rosser, C.M. Western and S.H. Ashworth. An all solid-state narrow bandwidth optical parametric oscillator and its applications to the high resolution spectroscopy of free radicals J. Modern Optics (2002) 49, 865-876.
• J.A.J. Fitzpatrick, O.V. Chekhlov, D.R. Morgan, R.W. Burrows and C.M. Western. Predissociation dynamics in the A ³Π state of PH: An experimental and ab initio investigation Phys. Chem. Chem. Phys. (2002) 4, 1114-1122.
• J.A.J. Fitzpatrick, O.V. Chekhlov, C.M. Western and S.H. Ashworth. Sub-Doppler spectroscopy of the PH radical: Hyperfine structure in the A³Π state J. Chem. Phys. (2003) 118, 4539-4545.
• K. Ahmed, G. G. Balint-Kurti and C.M. Western. Spectroscopic Determination of Ground and Excited State Potential Energy Surfaces in High Accuracy Potentials for Quantum Dynamics, ed A. Miani, J. Tennyson and T. van Mourik, 48-53, CCP1/CCP6/ChemReact, London, 2003
• K. Ahmed, G.G. Balint-Kurti and C.M. Western. Ab Initio calculations and vibrational energy level fits for the lower singlet potential-energy surfaces of C₃ J. Chem. Phys. (2004) 121, 10041-10051.
• J.A.J. Fitzpatrick, F.R. Manby and C.M. Western. The interpretation of molecular magnetic hyperfine interactionsJ. Chem. Phys. (2005) 122, 084312
• M. Nolde, K.-M. Weitzel and C.M. Western. The resonance enhanced multiphoton ionisation spectroscopy of ammonia isotopomers NH₃, NH₂D, NHD₂ and ND₃, Phys. Chem. Chem. Phys. (2005) 7, 1527-1532
• Ching-Ping Liu, Nicola L. Elliott, Colin M. Western, Yuan-Pern Lee and Reginald Colin. The B ³Σ⁻ state of the SO radical, J. Molec. Spectrosc. (2006) 238, 213-223.
  
• Sudarshana Saha and Colin M. Western. Experimental and ab initio study of a new D ¹Δ_g state of the C₃ radical. J. Chem. Phys. (2006) 125, 224307 (11 pages)