* Funded by NSF. Xiujuan Zhuang and Timothy C. Steimle* Department of Chemistry and Biochemistry Arizona…

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Garcia-Fernandez, Boggs & Stanton JCP, v126, (2007) Starting point : D 3h molecule: ….4s 2 3p 2 (Si) Mainly “4s” Mainly “3p” 1 1 E’ 3 A’ 2 1A1’1A1’ D 3h C 2v 1 A 1 & 1 B 2 Config. 2 Config. 3 1 E’’ 3 E’’ 1 A 2 & 1 B 1 Config E’ 3 E’ 1 A 1 & 1 B 2 12 low-lying states E < 1. 0 eV 1 A 2 & 1 B 1 Config. 4 Si 3 ((a’ 1 ) 2 (a” 2 ) 2 (e’) 1 (e”) 1 ) 1 E’’ 3 E’’ 1,3 A 1 ’’ 1,3 A 2 ’’ Excites states E > 2.0 eV J.F. Stanton Unpublished