NEGATIVELY CURVED GRAPHITIC SHEET MODEL OF AMORPHOUS-CARBON

被引:194
作者
TOWNSEND, SJ [1 ]
LENOSKY, TJ [1 ]
MULLER, DA [1 ]
NICHOLS, CS [1 ]
ELSER, V [1 ]
机构
[1] CORNELL UNIV,DEPT MAT SCI & ENGN,ITHACA,NY 14853
关键词
D O I
10.1103/PhysRevLett.69.921
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
A computational method has been developed for generating graphitic carbon structures on an arbitrary smooth surface and with a given number of carbon rings. Using both periodic and random surfaces for constraint, many extended graphitic carbon structures have been generated. The energy relative to graphite and the bulk clastic properties have been calculated. Like their periodic counterparts, the random structures are found to be exceptionally stable. Their radial distribution functions match closely those of films of amorphous carbon grown on NaCl substrates from sublimated graphite.
引用
收藏
页码:921 / 924
页数:4
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