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The excited electronic states of all-trans-1,3,5-hexatriene

โœ Scribed by Marco A.C. Nascimento; William A. Goddard III


Publisher
Elsevier Science
Year
1979
Tongue
English
Weight
337 KB
Volume
60
Category
Article
ISSN
0009-2614

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๐Ÿ“œ SIMILAR VOLUMES


Low-energy electron impact excitation of
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Electronic excitation by low energy electron impact has been \ludied for 1,3,5-trarfs-hexatriene. At = 4.2 cV. 3 weak absorption is observed. On the basis of the results of semi-empirical calculations this absorption can be assigned to the second triplet state.

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The electron-impact energy-loss spectrum of 1,3,5cycloheptatriene has been measured at impact energies of 30,50, and 75 eV, and scattering angles varying from 5" to 80". Singlet -ttriplet transitions were observed at 3.05 eV and 3.95 eV\_ No \* This work was supported in part by a contract (No. EY-7

Low energy, variable angle electron-impa
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A mixture of cis and tram 1,3,5-hcxatricne has been studied by electron impact at incident electron energies of 20 cV, 40 eV, 50 eV. and 70 eV, at scattering angles from 0" to 80", and with effective energy resolutions in the range from 0.05 eV to 0.15 PV. Singlet -L triplet transitions with maximum

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Excitation energies and out-of-plane spatial character tz2) of the lowest nn\* sinplet and triplet states of tranr-1-3&hexatricne were described as a function of various basis sets and ciectron correlation procedures. Confiration interaction (Cl) utilized all single and double excitations, (1+2)CI,

A search for a low-lying excited1 a stat
โœ A.J. Twarowski; D.S. Kliger ๐Ÿ“‚ Article ๐Ÿ“… 1977 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 543 KB

The two-photon ab\orptron spectrum of 1,3,5-hexatnene has been investigated using Uierrnal blooming techniques. The spcctrtul; probes c.\cltcc! states 1y111.q 4.1. eV to 6.5 eV above the ground stare. The mvestlgation does not reveal the cxcitcd 'Ai stdk predlctcd, by Pl'P Laklklt!ons With wlgk! Phl