Title :

Electronic excitation to singlet states of 1,3-C4F6, c-C4F6 and 2-C4F6 by electron impact--electron energy-loss spectroscopy and ab initio calculations.

Author(s) :

Limão-Vieira, P. [Auteur]
Anzai, K. [Auteur]
Kato, H. [Auteur]
Hoshino, M. [Auteur]
The University of Tokyo [UTokyo]
Ferreira da Silva, F. [Auteur]
Duflot, D. [Auteur]
Laboratoire de Physique des Lasers, Atomes et Molécules - UMR 8523 [PhLAM]
Mogi, D. [Auteur]
Tanioka, T. [Auteur]
Tanaka, H. [Auteur]

Journal title :

Journal of Physical Chemistry A

Pages :

10529-38

Publisher :

American Chemical Society

Publication date :

2012-11-01

ISSN :

1089-5639

HAL domain(s) :

Chimie/Chimie théorique et/ou physique

English abstract : [en]

We report on the first measurements of the electron impact electronic excitation cross sections for C(4)F(6) isomers, hexafluoro-1,3-butadiene (1,3-C(4)F(6)), hexafluorocyclobutene (c-C(4)F(6)), and hexafluoro-2-butyne ...
Show more >We report on the first measurements of the electron impact electronic excitation cross sections for C(4)F(6) isomers, hexafluoro-1,3-butadiene (1,3-C(4)F(6)), hexafluorocyclobutene (c-C(4)F(6)), and hexafluoro-2-butyne (2-C(4)F(6)), measured at 100 eV, 3° scattering angle, while sweeping the energy loss over the range 2.0-15.0 eV. Under these experimental conditions, optically allowed transitions are favored. The electronic state spectroscopy has been investigated and the assignments supported by quantum chemical calculations. The n = 3 members of the Rydberg series have been assigned converging to the lowest ionization energy limits of the C(4)F(6) isomers and classified according to the magnitude of the quantum defects (δ).Show less >

Language :

Anglais

Popular science :

Non

ANR Project :

Physiques et Chimie de l'Environnement Atmosphérique

Collections :

• Laboratoire de Physique des Lasers, Atomes et Molécules (PhLAM) - UMR 8523

Source :

Harvested from HAL