120th General Meeting of the KCS

Type Poster Presentation
Area Physical Chemistry
Room No. Exhibition Hall 2+3
Time 10월 20일 (금요일) 13:00~14:30
Code PHYS.P-110
Subject Vibrational predissociation of aniline-methanol-water cluster cation
Authors HyunWook Choi, Jae Kyu Song, Seung Min Park*
Department of Chemistry, Kyung Hee University, Korea
Abstract Molecular structure and photodissociation of aniline-methanol-water cluster cations (AnMeW2+) have been investigated by linear tandem time-of-flight mass spectrometer. Mass-selected AnMeW2+ cluster was irradiated by infrared laser (2800 - 4000 cm-1). Intense peaks were observed around 2990, 3200, 3430, and 3680 cm-1 in the infrared action spectrum, which were assigned NH2 symmetric, asymmetric stretching, bounded water symmetric stretching, and unbounded water symmetric stretching mode, respectively. Optimized structures and theoretical infrared spectra of AnMeW2+ were also calculated by the Gaussian 09 program at the M06-2X/cc-pVTZ theory level.
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