APPLICATION OF THE SIMILARITY MEASURE - ESTIMATION OF THE DEGREE OF FRAGMENTATION OF A MOLECULE IN GROUND AND EXCITED-STATES

被引:19
作者
FRATEV, F [1 ]
MONEV, V [1 ]
MEHLHORN, A [1 ]
POLANSKY, OE [1 ]
机构
[1] MAX PLANCK INST COAL RES,INST STRAHLENCHEM,D-4330 MULHEIM,FED REP GER
关键词
D O I
10.1016/0022-2860(79)80162-3
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
The degree of fragmentation (based on the similarity measure [1] calculated using the SCF—SCI—PPP method) of 16 selected alternant, non-alternant and heteroatomic conjugated molecules is reported. The relative degree of fragmentation is scaled by means of the ground-state properties of the compounds considered, and tested using two well-investigated examples. Some properties of the low-lying excited states of these compounds are discussed in terms of their degree of fragmentation. © 1979, All rights reserved.
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页码:255 / 266
页数:12
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