Ab initio calculations of F-H-Br system with linear geometry

Autor: Dmytro Babyuk, Jacek Korchowiec, Yaryna Motovylina
Jazyk: angličtina
Rok vydání: 2016
Předmět:
Zdroj: Current Chemistry Letters, Vol 5, Iss 1, Pp 1-6 (2016)
Druh dokumentu: article
ISSN: 1927-7296
1927-730X
DOI: 10.5267/j.ccl.2015.10.003
Popis: Two potential energy surfaces 1 2A1 and 1 2B1 for linear geometry of F-H-Br system have been computed with aug-cc-pVQZ basis set using dynamically weighted state averaged MCSCF followed by MRCI-F12 method. State 1 2A1 has smaller barrier height (3.49 kcal/mol) than 1 2B1. (13.6 kcal/mol). The latter has deep van der Waals well in Br-HF valley (2.12 kcal/mol).
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