High-energy structures of azafullerene C48N12

被引:20
作者
Manaa, MR [1 ]
Sprehn, DW [1 ]
Ichord, HA [1 ]
机构
[1] Lawrence Livermore Natl Lab, Energet Mat Ctr, Livermore, CA 94551 USA
关键词
D O I
10.1016/S0009-2614(03)00775-9
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
We report optimized geometries and harmonic vibrational frequencies of new N-N linked, fullerene-analog structures of C48N12 with 6N(2), 4N(3), and 2N(6) subunits, using B3LYP/6-31G* level of theory. These are high-energy structures with relative energy of 112, 195, and 269 kcal/mol, respectively. The N-N bonds in these isomers are in the range of 1.48-1.56 Angstrom, indicative of weak, van der Waals type interactions rather than the N-N covalent bonds usually found in polynitrogen. (C) 2003 Elsevier Science B.V. All rights reserved.
引用
收藏
页码:405 / 409
页数:5
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