MAGNETIC CIRCULAR-DICHROISM (MCD) STUDY OF LOW-ENERGY AG-1-](1)T(1U) TRANSITIONS IN FULLERENE

被引:21
作者
PILCH, M [1 ]
PAWLIKOWSKI, M [1 ]
MORTENSEN, OS [1 ]
机构
[1] ODENSE UNIV,INST FYS,DK-5230 ODENSE,DENMARK
关键词
D O I
10.1016/0301-0104(93)80122-P
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 SCFPPP-CI method has been applied to calculate A1/D0 and B0/D0 MCD characteristics for several 1A(g) --> 1T1u transitions in the C60 cage isomer. The calculation performed in the full CI-I scheme have indicated the presence of large magnetic moments in the five low-energy T1u states. The sign and magnitude of the A1/D0 ratio for the lowest energy transition was found to be in agreement with experiment. The calculated A1/D0 ratio for the most intense transition was found to be at variance with the published interpretation of experimental data. We argue that this may be due to the neglect of a close-lying higher energy state in the moment analysis of the experimental spectra.
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收藏
页码:277 / 283
页数:7
相关论文
共 19 条
[1]   A COMPARATIVE STUDY OF SCFMO CALCULATIONS ON ALTERNANT AND NONALTERNANT HYDROCARBONS [J].
BLOOR, JE ;
GILSON, BR ;
BREARLEY, N .
THEORETICA CHIMICA ACTA, 1967, 8 (01) :35-&
[2]   MAGNETIC OPTICAL ACTIVITY [J].
BUCKINGHAM, AD ;
STEPHENS, PJ .
ANNUAL REVIEW OF PHYSICAL CHEMISTRY, 1966, 17 :399-+
[3]   MOLECULAR GEOMETRIES AND HEATS OF FORMATION OF C-60 AND C-70 AS COMPUTED BY MM2-87 [J].
FROIMOWITZ, M .
JOURNAL OF COMPUTATIONAL CHEMISTRY, 1991, 12 (09) :1129-1133
[4]   THE MAGNETIC CIRCULAR-DICHROISM AND ABSORPTION-SPECTRA OF C60 ISOLATED IN AR MATRICES [J].
GASYNA, Z ;
SCHATZ, PN ;
HARE, JP ;
DENNIS, TJ ;
KROTO, HW ;
TAYLOR, R ;
WALTON, DRM .
CHEMICAL PHYSICS LETTERS, 1991, 183 (3-4) :283-291
[5]   PREPARATION AND UV VISIBLE SPECTRA OF FULLERENES C60 AND C70 [J].
HARE, JP ;
KROTO, HW ;
TAYLOR, R .
CHEMICAL PHYSICS LETTERS, 1991, 177 (4-5) :394-398
[6]   C60 - BUCKMINSTERFULLERENE [J].
KROTO, HW ;
ALLAF, AW ;
BALM, SP .
CHEMICAL REVIEWS, 1991, 91 (06) :1213-1235
[7]   C-60 - BUCKMINSTERFULLERENE, THE CELESTIAL SPHERE THAT FELL TO EARTH [J].
KROTO, HW .
ANGEWANDTE CHEMIE-INTERNATIONAL EDITION, 1992, 31 (02) :111-129
[8]   C-60 - BUCKMINSTERFULLERENE [J].
KROTO, HW ;
HEATH, JR ;
OBRIEN, SC ;
CURL, RF ;
SMALLEY, RE .
NATURE, 1985, 318 (6042) :162-163
[9]  
KUPRIEVICH VA, 1967, INT J QUANTUM CHEM, V1, P561
[10]   ON THE GEOMETRICAL STRUCTURE AND UV SPECTRUM OF THE TRUNCATED ICOSAHEDRAL C60 MOLECULE [J].
LASZLO, I ;
UDVARDI, L .
CHEMICAL PHYSICS LETTERS, 1987, 136 (05) :418-422