Molecular dynamics simulation of high pressure phases of CuCl and CuBr

被引:34
作者
Sekkal, W [1 ]
Aourag, H [1 ]
Certier, M [1 ]
机构
[1] Univ Sidi Bel Abbes, Dept Phys, Computat Mat Sci Lab, Sidi Bel Abbes 22000, Algeria
关键词
D O I
10.1016/S0022-3697(98)00038-9
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The structural properties of copper halides in their zinc-blende, NaCl and intermediate structures have been calculated using a three-body empirical Tersoff potential coupled with a molecular dynamics simulation. This study predicts the presence of:cation disorder at elevated temperature within the high pressure rocksalt structured phase of CuCl. (C) 1998 Elsevier Science Ltd. All rights reserved.
引用
收藏
页码:1293 / 1301
页数:9
相关论文
共 24 条
[1]   FINITE STRAIN ISOTHERM AND VELOCITIES FOR SINGLE-CRYSTAL AND POLYCRYSTALLINE NACL AT HIGH-PRESSURES AND 300-DEGREE-K [J].
BIRCH, F .
JOURNAL OF GEOPHYSICAL RESEARCH, 1978, 83 (NB3) :1257-1268
[2]   SUPERIONIC CONDUCTORS - TRANSITIONS, STRUCTURES, DYNAMICS [J].
BOYCE, JB ;
HUBERMAN, BA .
PHYSICS REPORTS-REVIEW SECTION OF PHYSICS LETTERS, 1979, 51 (04) :189-265
[3]   CRYSTAL-STRUCTURE OF HIGH-TEMPERATURE CUPROUS IODIDE AND CUPROUS BROMIDE [J].
BUHRER, W ;
HALG, W .
ELECTROCHIMICA ACTA, 1977, 22 (07) :701-704
[4]   HIGH-PRESSURE PHASE-TRANSITIONS IN DIAMOND AND ZINCBLENDE SEMICONDUCTORS [J].
CHELIKOWSKY, JR .
PHYSICAL REVIEW B, 1987, 35 (03) :1174-1180
[5]   IONICITY AND THE STRUCTURAL STABILITY OF SOLIDS [J].
CHELIKOWSKY, JR ;
BURDETT, JK .
PHYSICAL REVIEW LETTERS, 1986, 56 (09) :961-964
[6]  
Harrison WA, 1989, ELECT STRUCTURE PROP, P176
[7]   PRESSURE-INDUCED POLYMORPHISM IN CUCL - AN AB-INITIO STUDY [J].
HSUEH, HC ;
MACLEAN, JR ;
GUO, GY ;
LEE, MH ;
CLARK, SJ ;
ACKLAND, GJ ;
CRAIN, J .
PHYSICAL REVIEW B, 1995, 51 (18) :12216-12222
[8]  
HUFMANN M, 1995, PHYS REV B, V51, P12022
[9]   HIGH-PRESSURE POLYMORPHISM OF THE COPPER(I) HALIDES - A NEUTRON-DIFFRACTION STUDY TO SIMILAR-TO-10 GPA [J].
HULL, S ;
KEEN, DA .
PHYSICAL REVIEW B, 1994, 50 (09) :5868-5885
[10]   Superionic behaviour in copper(I) chloride at high pressures and high temperatures [J].
Hull, S ;
Keen, DA .
JOURNAL OF PHYSICS-CONDENSED MATTER, 1996, 8 (34) :6191-6198