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Scaling of electron-impact electronic excitation cross sections of vibrationally excited diatomic molecules

โœ Scribed by R. Celiberto; M. Capitelli; R.K. Janev


Publisher
Elsevier Science
Year
1996
Tongue
English
Weight
336 KB
Volume
256
Category
Article
ISSN
0009-2614

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โœฆ Synopsis


A scaling law for the electron-impact electronic excitation cross sections of vibrationally excited diatomic molecules is derived and applied to the X l~g_~ B i E+ transitions in hydrogen and deuterium.


๐Ÿ“œ SIMILAR VOLUMES


The vibrational excitation of diatomic m
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## Nature of physical problem The scattering of slow electrons by diatomic molecules, Operating system: HASP producing vibrational excitation. Programming language: FORTRAN IV Method of solution K matrices from the scattering problem are used to obtain High speed storage required: 118 Kbytes diff

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โœ H.H. Brongersma; F.W.E. Knoop; C. Backx ๐Ÿ“‚ Article ๐Ÿ“… 1972 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 475 KB

the excitation by elect-on impact of the Z3S and 2'S states of helium are measured in the 194'i eV en&Y range. Several shape resonances are observed. An estimate for the 23P cross section is presented. ~OSe-COUpiiIIing ukukltions of Burke et al.'pre&ct the correct structure but overestimate the mqni

Direct electron-impact collision cross s
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Complete sets of direct electron-impact cross sections of vibrationally excited D2( V) molecules have been calculated by using a semiclassical approach. Calculated cross sections for dissociation, dissociative ionization, ionization and vibrational excitation according to the so-called E-V process s

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โœ L. Malegat ๐Ÿ“‚ Article ๐Ÿ“… 1990 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 791 KB

The program DSC computes differential cross sections for the electron-impact electronic excitation of diatomic molecules from the corresponding fixed-nuclei T-matrices. The momentum-transfer formalism is used to derive a convenient expression of the differential cross section.

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โœ Bing-Huang Wang; Fred W. McLafferty ๐Ÿ“‚ Article ๐Ÿ“… 1990 ๐Ÿ› John Wiley and Sons ๐ŸŒ English โš– 243 KB

M + Na] + ions (m/z 1164) from gramicidin S can be dissociated in a Fourier-transform mass spectrometer with -85% efficiency using a 50 pA beam of 70 eV electrons for 500 ps. Although the fragment ions are smaller, on average, than those from collisionally activated dissociation or 193 nm photodisso