The Journal of Physical Chemistry A, 1999, V 103, N 21, 27 May.

ARTICLES

DYNAMICS AND RELAXATION

4131-4136
Photoinduced Coupled Proton and Electron Transfers. 
2. 7-Hydroxyquinolinium Ion 
Elisabeth Bardez, Aleksandre Fedorov, 
Mário Nuno Berberan-Santos, and José M. G. Martinho 

4137-4140
Photoconductivity Detected Magnetic Resonance Study on 
Photoinduced Electron-Transfer Reaction of Xanthone and 
N,N-Diethylaniline in 2-Propanol 
Akihito Matsuyama, Kiminori Maeda, and Hisao Murai 

4141-4143
Stepwise versus Concerted Electron Transfer-Bond Fragmentation 
in the Reduction of Phenyl Triphenylmethyl Sulfides 
Steen Jakobsen, Henrik Jensen, Steen U. Pedersen, and Kim Daasbjerg 

4144-4149
18O-Selective Infrared Multiple Photon Decomposition of 
Natural and 18O-Enriched Diisopropyl Ethers 
Kyoko Sugita , Tetsuro Majima , Shigeyoshi Arai 

4150-4154
Photodissociation Dynamics of tert-Butyl Hydroperoxide at 193 nm 
Seung Keun Shin and Hong Lae Kim, Chan Ryang Park 

SPECTROSCOPY, GASEOUS CLUSTERS, AND MOLECULAR BEAMS

4155-4161
A Vacuum Ultraviolet Photoionization Mass Spectrometric Study of 
Ethylene Oxide in the Photon Energy Region of 10-40 eV 
Fuyi Liu, Fei Qi, Hui Gao, Liusi Sheng, and Yunwu Zhang, Shuqin Yu 
, Kai-Chung Lau and Wai-Kee Li 

4162-4166
Solvation of Sodium Chloride:  An Effective Fragment Study of 
NaCl(H2O)n 
Christian P. Petersen and Mark S. Gordon 

4167-4173
Reactions of Laser-Ablated Molybdenum and Tungsten Atoms 
with Nitric Oxide. Infrared Spectra of the MN, NMO, 
and M-(NO)x (x = 1, 2, 3, 4) 
Molecules and (NO)2+ and 
(NO)2- Ions in Solid Argon 
Lester Andrews and Mingfei Zhou 

4174-4181
Structures of the C8H6+ 
Cation Formed upon Loss of Acetylene from Ionized Naphthalene 
Katrin Schroeter,Detlef Schröder, and Helmut Schwarz 

4182-4190
Reactions of Laser-Ablated Iridium Atoms with O2. 
Infrared Spectra and DFT Calculations for Iridium Dioxide and 
Peroxo Iridium(VI) Dioxide in Solid Argon 
Angelo Citra and Lester Andrews 

KINETICS; ATMOSPHERIC AND ENVIRONMENTAL PHYSICAL CHEMISTRY

4191-4195
Mechanism of the Atmospheric Reaction between the Radical 
CH3SCH2 and O2 
Stella M. Resende and Wagner B. De Almeida 

4196-4201
Molecular Activation by Surface Coordination:  
New Model for HCl Reactivity on Water-Ice Polar Stratospheric Clouds 
R. S. MacTaylor,J. J. Gilligan, D. J. Moody, and A. W. Castleman, Jr. 

4202-4208
Atmospheric Degradation Mechanism of CF3OCH3 
L. K. Christensen , T. J. Wallington,,1 
A. Guschin, and M. D. Hurley 

4209-4226
Equilibrium Partial Pressures, Thermodynamic Properties of Aqueous 
and Solid Phases, and Cl2 Production from Aqueous HCl 
and HNO3 and Their Mixtures 
Mario Massucci, Simon L. Clegg, and Peter Brimblecombe 

4227-4232
Enrichment of Silicon Isotopes with Infrared Free-Electron Laser Radiation 
John L. Lyman and Brian E. Newnam, Tetsuji Noda and Hiroshi Suzuki 

4233-4241
Trimethylethoxysilane Liquid-Phase Hydrolysis Equilibrium and 
Dimerization Kinetics:  Catalyst, Nonideal Mixing, and the Condensation Route 
Stephen E. Rankin, Ján efík, and Alon V. McCormick 

4242-4252
Rate Coefficients for the Propargyl Radical Self-Reaction and Oxygen 
Addition Reaction Measured Using Ultraviolet Cavity Ring-down Spectroscopy 
Dean B. Atkinson and Jeffrey W. Hudgens 

4253-4260
Spectroscopy of Hydrothermal Reactions 13. Kinetics and Mechanisms 
of Decarboxylation of Acetic Acid Derivatives at 100-260 C under 275 bar 
A. J. Belsky, P. G. Maiella, and T. B. Brill 

MOLECULAR STRUCTURE, BONDING, QUANTUM CHEMISTRY, AND GENERAL THEORY

4261-4269
Oxidative Aromatic Substitutions:  Hartree-Fock/Density Functional 
and ab Initio Molecular Orbital Studies of Benzene and Toluene Nitrosation 
Sergei Skokov and Ralph A. Wheeler 

4270-4274
Semiempirical Method for the Evaluation of Bond Covalency in Complex Crystals 
Z. J. Wu and S. Y. Zhang 

4275-4282
Structure and Magnetic Properties of Oxoverdazyl Radicals and 
Biradicals by an Integrated Computational Approach 
Vincenzo Barone, Alessandro Bencini, Ilaria Ciofini, and Claude Daul 

4283-4292
Reaction of Aqueous 2-(N-Methylamino)ethanol Solutions with Carbon Dioxide. 
Chemical Species and Their Conformations Studied by Vibrational
 Spectroscopy and ab Initio Theories 
Keiichi Ohno, Yutaka Inoue, Hiroshi Yoshida, and Hiroatsu Matsuura 

4293-4297
Four-Electron Three-Center Bonding:  One-Electron and Concerted Two-Electron
Delocalizations into Bonding and Antibonding Molecular Orbitals 
Richard D. Harcourt 

4298-4302
Solvation of Cu2+ in Liquid Ammonia:  Monte Carlo Simulation 
Including Three-Body Corrections 
Harno D. Pranowo and Bernd M. Rode 

4303-4308
A Density-Functional Theory Investigation of the Radiation 
Products of L--Alanine 
Fuqiang Ban, Stacey D. Wetmore, and Russell J. Boyd 

4309-4312
Isomerism of the Covalent Anion of the Uracil-Thymine Dimer. Ab Initio Study 
Dayle M. A. Smith, Johan Smets, and Ludwik Adamowicz 

4313-4318
Accurate Heats of Formation for BFn, 
BFn+, BCln, 
and BCln+ for n = 1-3 
Charles W. Bauschlicher, Jr. and Alessandra Ricca