MOLECULAR-CONSTANTS AND TERM VALUES FOR THE HYDROXYL RADICAL, OH - THE CHI-2-PI (V = 8, 12), ALPHA-2-SIGMA+ (V = 4-9), BETA-2-SIGMA+ (V = 0, 1), AND C2-SIGMA+ (V = 0, 1) STATES

被引:32
作者
COXON, JA [1 ]
SAPPEY, AD [1 ]
COPELAND, RA [1 ]
机构
[1] SRI INT,MOLEC PHYS LAB,MENLO PK,CA 94025
关键词
D O I
10.1016/0022-2852(91)90349-F
中图分类号
O64 [物理化学(理论化学)、化学物理学]; O56 [分子物理学、原子物理学];
学科分类号
070203 ; 070304 ; 081704 ; 1406 ;
摘要
Line position data obtained recently for the OH X2Π (12, 8) vibration-rotation band and the B ← X (0, 12) transition are employed in a least-squares analysis to provide the first molecular parameters for the X (v = 12) level. The molecular parameters are estimated using a procedure in which these data are fitted simultaneously in combination with other recent data for the A ← X (4, 2) transition and older data for bands of the C → A and B → A systems. The X (v = 12)Λ-doubling parameters are in excellent agreement with ab initio results. A table of term values is presented for the X2Π (v = 8, 12), A2Σ+ (v = 4-9), B2Σ+ (v = 0, 1), and C2Σ+ (v = 0, 1) levels. © 1991.
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页码:41 / 55
页数:15
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