Numéro |
J. Phys. France
Volume 49, Numéro 3, mars 1988
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Page(s) | 445 - 449 | |
DOI | https://doi.org/10.1051/jphys:01988004903044500 |
J. Phys. France 49, 445-449 (1988)
DOI: 10.1051/jphys:01988004903044500
Cátedra de Fisica At6mica, Facultad de Ciencias Físicas, Universidad Complutense de Madrid, Avda. Complutense s/n, 28040 Madrid, Spain
3150 - Potential energy surfaces.
3320T - Vibrational analysis.
3370F - Absolute and relative line and band intensities.
3480G - Molecular excitation and ionization by electron impact.
Key words
hydrogen neutral molecules -- molecular electron impact excitation -- molecular electronic states -- molecular vibration -- radiative lifetimes -- triplet state
DOI: 10.1051/jphys:01988004903044500
Radiative lifetime measurements for H2 molecule
J.A. Sánchez et J. CamposCátedra de Fisica At6mica, Facultad de Ciencias Físicas, Universidad Complutense de Madrid, Avda. Complutense s/n, 28040 Madrid, Spain
Abstract
Radiative lifetime for 17 vibrational levels corresponding to 7 singlet and 3 triplet electronic states have been measured by using a delayed-coincidence method. We report first measurements of four H2 levels of which lifetimes range from 34 to 110 ns.
Résumé
Nous avons mesuré, par la méthode de coincidences retardées après excitation par électrons, la durée de vie radiative de 17 niveaux correspondant à 7 états électroniques singulets et 3 triplets de la molécule H2. Nous rapportons les premières mesures pour quatre niveaux de H2 dont les durées de vie sont comprises entre 34 et 110 ns.
3150 - Potential energy surfaces.
3320T - Vibrational analysis.
3370F - Absolute and relative line and band intensities.
3480G - Molecular excitation and ionization by electron impact.
Key words
hydrogen neutral molecules -- molecular electron impact excitation -- molecular electronic states -- molecular vibration -- radiative lifetimes -- triplet state