ISOTOPE EFFECT ON THE MELTING OF PARA-HYDROGEN AND ORTHO-DEUTERIUM CLUSTERS

被引:40
|
作者
SCHARF, D [1 ]
MARTYNA, GJ [1 ]
KLEIN, ML [1 ]
机构
[1] UNIV PENN,DEPT CHEM,PHILADELPHIA,PA 19104
关键词
D O I
10.1016/0009-2614(92)85760-8
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
Path integral Monte Carlo calculations have been used to investigate the isotope effect on the "melting" of small clusters of para-hydrogen (p-H-2) and ortho-deuterium (o-D2). While clusters of (o-D2)N with N = 13 and 55 exhibit a quantum-lipid --> quantum-solid "freezing" transition in a temperature regime where the effects of Bose statistics are unimportant, the corresponding (p-H-2)N clusters do not.
引用
收藏
页码:231 / 235
页数:5
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