Study of triplet states and short-lived negative ions by means of electron impact spectroscopy

Journal of Electron Spectroscopy and Related Phenomena

Volumn 48, Issue 2, 1989, Pages 219-351

  Allan, Michael ^a  

^a Institut de Chimie Physique de l'Université

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0005856916     PISSN: 03682048     EISSN: None     Source Type: Journal    
DOI: 10.1016/0368-2048(89)80018-0     Document Type: Review

References (311)

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15. Resonances in atoms and molecules
16. Threshold electron impact excitation of acetylene
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19. Virtual negative ion spectra of hydrocarbons
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26. Anion Resonance States of Organometallic Molecules
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36. Low-energy electron scattering from Mg, Zn, Cd and Hg: shape resonances and electron affinities
37. Accurate representation of molecular electrons by a few potential-adapted partial waves
38. Characterisation of Electronuclear Correlations in Low-Energy Electron-Molecule Dynamics
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40. Experimental observation of structures in the energy dependence of vibrational excitation in H2by electron impact in the2Σu+resonance region
41. Dissociative attachment in e--HCl, DCl collisions
42. Formation and decay of the first ^{2}Π_{u} state of N_{2}^{-}
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48. Electron impact spectroscopy III. Calculated cross sections for inelastic scattering from benzene
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50. Negative-ion contribution to threshold peaks observed in vibrational excitation spectra of molecules by electron impact
51. Scattered-electron rejection in electron transmission spectroscopy
52. Low-energy, high-angle electron-impact spectrometry
53. Negative-ion resonances associated with inner-shell-excited states of N2and CO
54. Resonant excitation of a new valence state in N2 by electron impact
55. Electron scattering by highly polar molecules. II. LiF
56. High resolution studies of dipole-forbidden states of N2using low-energy electron energy-loss spectroscopy
57. Studies of the O2 3Πg(V) valence states and 3Πg(R) Rydberg state in the Schumann–Runge continuum from ejected and scattered electron spectra
58. Electron impact study of the energy levels of trans-1,3-butadiene: II. Detailed analysis of valence and Rydberg transitions
59. The lowest triplet state in ammonia and methylamine detected by electron-impact excitation
60. Electron Energy Loss Under Scattering by Complex Organic Compound Vapors
61. Electronic spectroscopy of polyatomic molecules by low-energy, variable-angle electron impact
62. Rotational excitation of N2, CO and H2O by low-energy electron collisions
63. Carbon K-shell excitation in small molecules by high-resolution electron impact
64. The Ramsauer minimum of methane
65. On the Behavior of Cross Sections Near Thresholds
66. 1. Electron-Atom Interactions
67. Measurement of Excitation of N2, CO, and He by Electron Impact
68. Absolute Total Electron-Helium-Atom Scattering Cross Sections for Low Electron Energies
69. Absolute total electron scattering cross sections for N_{2} between 0.5 and 50 eV
70. Electron scattering spectroscopy
71. Trochoidal Electron Monochromator
72. Characteristics of the Trochoidal Electron Monochromator
73. Vibrational excitation in CO_{2} via the 3.8-eV resonance
74. High Resolution, Low Energy Electron Spectrometer
75. Electron energy-loss spectroscopy of carbon monoxide using a new position-sensitive multidetector spectrometer. I. The energy region 6-10.9 eV
76. Electron impact excitation of helium: absolute differential cross sections of the n=2 and 33S states from threshold to 3.6 eV above
77. Vibrational excitation of polar molecules by electron impact. I. Threshold resonance in HF and HCl
78. Electron-impact excitation of He: Threshold region
79. Threshold structures in the cross sections of low-energy electron scattering of methane
80. Some recent experiments on inelastic electron-molecule collisions at low energies
81. Magnetically collimated electron impact spectrometer
82. Negative Fragment Ions from Resonance Capture Processes
83. Dissociative Attachment in CO and NO
84. Energy partitioning in the O−/CO2 dissociative attachment
85. A simple momentum filter for the separation of negative ions from electrons
86. Non-adiabatic transitions observed in H-formation by dissociative electron attachment on HBr
87. Electron attachment by haloalkenes and halobenzenes
88. A Method to Determine Excess Energies in Dissociative Electron Attachment Processes
89. Dissociative attachment from vibrationally and rotationally excited HCl and HF
90. Quadrupole-Allowed Transitions in the Electron-Impact Spectrum of N2
91. High-Resolution Study of Electron-Impact Spectra at Kinetic Energies between 33 and 100 eV and Scattering Angles to 16°
92. The Physics of Ionized Gases
93. Resonant dissociation of N2by electron impact
94. Energy and width of N-(3P) from observation of its formation by dissociative attachment to N2and NO
95. The spectrum of molecular nitrogen
96. Intensity Perturbations Due to Configuration Interaction Observed in the Electron Energy-Loss Spectrum of N2
97. Inelastic scattering of high energy electrons by atmospheric gases
98. Low energy electron spectroscopy of N2 in the 11.8–13.8 eV energy range
99. Predissociation probabilities and determination of a repulsive potential in the N2 molecule
100. Electron impact excitation of the electronic states of N_{2}. III. Transitions in the 12.5-14.2-eV energy-loss region at incident energies of 40 and 60 eV
101. Triplet Rydberg states in molecular nitrogen
102. Nonadiabatic representations of the 1Σ+u and 1Πu states of the N2 molecule
103. The nf complexes in molecular nitrogen
104. Calculation of Rydberg Levels in the Nitrogen Molecule
105. Rydberg States of Diatomic and Polyatomic Molecules Using Model Potentials
106. Rydberg states of the nitrogen moleculea)
107. Electron scattering by molecules II. Experimental methods and data
108. Prediction of low energy molecular Rydberg states from Feshbach resonance spectra
109. New aid to the classification Feshbach resonances. Application to Ne, Kr, Ar, and Xe
110. Untersuchungen �ber den Energieverlust langsamer Elektronen in Stickstoff
111. Vibrational Excitation of N2, CO, and H2 by Electron Impact
112. Vibrational excitation of N2by resonance scattering of electrons
113. Determination of Momentum Transfer and Inelastic Collision Cross Sections for Electrons in Nitrogen Using Transport Coefficients
114. Rotational and Vibrational Excitation of Molecules by Low-Energy Electrons
115. Excitation of vibrational levels up to ν=17 in N2by electron impact in the 0-5 eV region
116. Electron impact excitation of N2. I. Resonant phenomena associated with the A3Σu+and B3Πgvalence states
117. Binding energies in atomic negative ions
118. Low energy electron spectroscopy of CO in the 10.600–14.400 eV energy loss range
119. Electron energy-loss spectroscopy of carbon monoxide. II. The energy region 11 to 20 eV
120. The threshold electron spectrum of carbon monoxide
121. Resonant structure in electron impact excitation of CO near threshold
122. Metastable excitation measurements in CO and N2by high-resolution electron impact, using a low work function detector
123. Resonances in electron scattering from CO
124. High resolution electron impact studies of electric dipole-forbidden states of benzene
125. Electron energy-loss vibronic spectroscopy of matrix-isolated benzene and multilayer benzene films
126. The methylbenzenes vis-a-vis benzene. Comparison of their spectra in the Rydberg series region
127. A comparison of the absorption spectra of the fluorobenzenes and benzene in the region 4.5-9.5 eV
128. The 51 000 cm−1 state in benzene: E1g rydberg or E2g valence?
129. Experimental study of the negative ion states of styrene. A test of the pairing theorem
130. Resonant scattering of slow electrons from benzene and substituted benzene molecules
131. Vibrational and triplet excitation by electron impact in benzene
132. Vibrational Excitation in Benzene by Electron Impact via Resonances: Selection Rules
133. Vibronic coupling of short-lived electronic states
134. Potential curves and symmetries of some resonant states of H2-
135. Time-resolved electron-energy-loss spectroscopy study of the long-lifetime p-benzoquinone negative ion
136. CH3− formation through predissociation of Feshbach resonances in acetaldehyde
137. Observation of vibrationally excited ions in Franck—Condon gaps by threshold photoelectron spectroscopy
138. Autoionization processes in sym-trifluorobenzene and hexafluorobenzene: Studies involving threshold photoelectrons and ion fluorescence
139. Workshop on Atomic and Molecular Autoionization
140. Low energy electron impact on benzene and the fluorobenzenes. Formation and dissociation of negative ions
141. Electron impact excitation of metastable states of benzene, toluene, and aniline
142. Carbon K-shell excitation of C2H2, C2H4, C2H6 and C6H6 by 2.5 keV electron impact
143. Resonances in the K shell excitation spectra of benzene and pyridine: Gas phase, solid, and chemisorbed states
144. Semiempirical MO calculations on the electronic spectra of conjugated hydrocarbon radicals having degenerate ground states
145. Molecular Orbitals and their Energies, Studied by the Semiempirical HAM Method
146. Computer-Drawn Molecular Orbitals: An aid for the users of MO-programs
147. Electronic spectra of ion radicals and their molecular orbital interpretation. III. Aromatic hydrocarbons
148. The intensity of absorption of naphthalene from 30 000 cm−1 to 53 000 cm−1
149. The vacuum ultraviolet spectrum of naphthalene vapour for photon energies from 5 to 30 eV
150. Exciton Structure in Two Triplet States of Crystalline Naphthalene
151. Phosphorescence Spectrum of Pure Crystalline Naphthalene
152. Electron energy-loss spectroscopy of naphthalene vapor
153. Compound negative ion resonances and threshold-electron excitation spectra of quinoline and isoquinoline
154. Classification of Spectra of Cata-Condensed Hydrocarbons
155. Electronic states of azulene and naphthalene calculated by CNDO/2 CI
156. An electron-retardation device to improve the resolution of a turner-type UV photoelectron spectrometer
157. Two-photon spectroscopy of the low-lying singlet states of naphthalene and acenaphthene
158. Two-photon spectroscopy of dipole-forbidden transitions
159. The absorption spectrum of anthracene vapor from 36,000 to 66,000 cm−1
160. Triplet-state optical spectra of highly concentrated isotopically mixed crystals of anthracene A-h10: A-d10
161. Second Triplet State of Anthracene
162. Theory of the Electronic Spectra and Structure of the Polyacenes and of Alternant Hydrocarbons
163. Lowest Triplet State of Anthracene
164. Temperature effect on inverse (Tn → S1) intersystem crossing
165. Anomalous Light Emission of Azulene
166. Triplet energies of azulene, .beta.-carotene, and ferrocene
167. Phosphorescence and E-type delayed fluorescence from azulene in phenazine host crystals
168. Spektrographische und thermochemische Untersuchungen an dampff�rmigem Azulen
169. Spectral Solvent Shift. I. Paraffin Hydrocarbon Solvent Interactions with Polynuclear Aromatic Hydrocarbons
170. Absorption spectrum of vapor phase azulene in vacuum ultraviolet region
171. Azulene: polarized absorption in stretched polymers and magnetic circular dichroism
172. Magnetic circular dichroism of cyclic .pi.-electron systems. 14. Derivatives of azulene
173. Photoelectron spectra of polynuclear aromatics. III. The effect of nonplanarity in sterically overcrowded aromatic hydrocarbons
174. Low-energy electron-impact spectroscopy on bridged [10] annulenes and other 10 π-electron systems
175. Threshold electron excitation of azulene
176. Electronic spectra of azulene mononegative and monopositive ions and semiempirical open shell PPP-like calculations
177. The Pulse-Sampling Technique for the Study of Electron-Attachment Phenomena
178. Thermal energy electron detachment rate constants. The electron detachment from azulene− and the electron affinity of azulene
179. Excited electronic states of cyclohexene, 1,4-cyclohexadiene, norbornene, and norbornadiene as studied by electron-impact spectroscopy
180. An electron impact investigation of the forbidden and allowed transitions of norbornadiene
181. Photoelektronspektroskopische Bestimmung der Wechselwirkung zwischen nicht-konjugierten Doppelbindungen [1]. Vorl�ufige Mitteilung
182. Interaction of nonconjugated double bonds
183. Interaction of orbitals through space and through bonds
184. Low-Lying Pi—Sigma Transition in the Spectrum of Norbornadiene
185. A study of the negative ion states of selected cyclodienes by electron transmission spectroscopy
186. Electronic spectra of aliphatic carbonyl compounds by electron impact spectroscopy
187. Electron Attachment and Excitation Processes in Selected Carbonyl Compounds
188. Low-energy electron-impact excitation spectra of formaldehyde, acetaldehyde and acetone
189. Electron-impact spectroscopy of acetaldehyde
190. Selectivity in resonant vibrational excitation by e− impact (0.3–4.5 eV) on formaldehyde, acetaldehyde and acetone
191. Energies and decay channels of negative ion resonances in acetaldehyde
192. On the far-ultraviolet spectra of some simple aldehydes
193. Electron energy-loss spectroscopy of forbidden transitions to valence and Rydberg states of formaldehyde
194. Photoionization mass spectrometry studies of deuterated acetaldehydes CH3CDO and CD3CHO
195. Multiphoton ionization mass spectroscopy of deuterated analogs of acetaldehyde: Evidence for deuterium scrambling
196. Formation and dissociation of negative ion resonances in methanol and allylalcohol
197. An experimental determination of the geometry and electron affinity of methyl radical
198. Electronic absorption spectra of HCO and DCO radicals
199. Die UV-Spektren des Tropons, des 2,7-Dimethyl-4,5-benztropons und des 2,7-Dimethyl-4,5-naphtotropons
200. Das Elektronenspektrum eines vinylogen Tropons (Die photochemische darstellung des 2-Hydroxy-guaj-azulens)
201. The electronic structure and spectrum of tropone
202. SCF MO calculations of tropone, tropolone and related compounds
203. The electronic spectrum of the tropone molecule
204. Electronic spectra and structures of organic ?-systems
205. Electronic structure, UV spectra and reactivity of nonbenzenoid systems by the INDO/S-CI method
206. A photoelectron-spectroscopic investigation of benzologue tropones
207. Electron transmission spectroscopy of 1,3,5-hexatriene: isomeric differences in .pi. orbital energies
208. Photoelectron spectroscopy of azo compounds
209. Spectroscopic properties of cyclic and bicyclic azoalkanes
210. Photochemistry of 2,3-diazabicyclo[2.2.2]oct-2-ene
211. Electron transmission study of the negative ion states of p-benzoquinone, benzaldehyde, and related molecules
212. Resonance Scattering of Slow Electrons from H2 and CO Angular Distributions
213. Nuclear dynamics in resonant electron-molecule scattering beyond the local approximation: Vibrational excitation and dissociative attachment in H_{2} and D_{2}
214. Die Winkelabh�ngigkeit der Resonanzstreuung niederenergetischer Elektronen an N2
215. Excitation of High Vibrational States of N_{2} and CO via Shape Resonances
216. Nuclear dynamics in resonant electron-molecule scattering beyond the local approximation: The 2.3-eV shape resonance in N_{2}
217. Aspects of nuclear dynamics in short-lived negative ion states
218. CI method for determining the location and width of resonances in electron-molecule collision processes
219. Schwinger multichannel study of the ^{2}Π_{g} shape resonance in N_{2}
220. Theory of the vibrational structure of resonances in electron-molecule scattering
221. Absolute cross sections from the "boomerang model" for resonant electron-molecule scattering
222. Resonant Vibrational Excitation of N_{2} by Low-Energy Electrons: An Ab Initio R-Matrix Calculation
223. Local against non-local complex potential in resonant electron-molecule scattering
224. Resonant vibrational excitation of N2by low-energy electron impact
225. Electron impact cross sections for v=0 to 1 vibrational excitation in CO at electron energies of 3 to 100 eV
226. Vibrational excitation in N_{2}O via the 2.3-eV shape resonance
227. Vibrational excitation of N2O by electron impact via resonant processes in the 2 eV region: an angular study
228. Resonant electron-molecule scattering: The impulse approximation in N_{2}O
229. Vibrational excitation of ethylene by electron impact: 1–11 eV
230. Selection rules for vibrational energy loss by resonant electron impact in polyatomic molecules
231. Compound-negative-ion resonance states and threshold-electron excitation spectra of N-heterocyclic molecules: Pyridine, pyridazine, pyrimidine, pyrazine, and sym-triazine
232. Threshold Electron Energy-Loss Spectra for Some Unsaturated Molecules
233. Negative ion properties of p-benzoquinone: Electron affinity and compound states
234. Characterization of the temporary π anion states of 1,4-cyclohexadiene, γ-pyran, 1,4-dioxin and γ-pyrone by electron transmission spectroscopy
235. (all-E)-1,3,5,7-Octatetraene: Electron-Energy-Loss and Electron-Transmission Spectra
236. Abstr. 10th Colloque sur la Physique des Collisions Atomiques et Electroniques, Aussois, France
237. Resonant electron impact excitation of CO2in the 4 eV region
238. Threshold energy electron impact excitation of carbon dioxide and carbon disulphide
239. Electron energy-loss spectra for carbon dioxide, carbonyl sulphide and carbon disulphide
240. Threshold spectrum of CO2
241. General anharmonic force constants of carbon dioxide
242. Semiclassical vibrational wave functions for electronically excited DCN: A highly quantum mechanical system
243. Spectroscopic order out of spectroscopic chaos
244. The Threshold Law for Single Ionization of Atoms or Ions by Electrons
245. Studies of the threshold electron impact ionization of helium
246. Electron correlation effects near threshold for electron-impact ionization of helium
247. Near-threshold electron impact excitation of Kr