Charge density autocorrelation functions of molten salts: analytical treatment in the long-wavelength limit

被引:29
作者
Bryk, T [1 ]
Mryglod, I [1 ]
机构
[1] Natl Acad Sci Ukraine, Inst Condensed Matter Phys, UA-79011 Lvov, Ukraine
关键词
D O I
10.1088/0953-8984/16/41/L06
中图分类号
O469 [凝聚态物理学];
学科分类号
070205 ;
摘要
Nonhydrodynamic behaviour of charge density autocorrelation functions of molten salts is discussed. It is shown analytically within the three-variable generalized collective modes approach that kinetic propagating charge fluctuations make the contribution to the charge density autocorrelation functions nonvanishing in the long-wavelength limit. A comparison with molecular dynamics results is presented.
引用
收藏
页码:L463 / L469
页数:7
相关论文
共 10 条
[1]   Generalized collective modes in a binary He-0.65-Ne-0.35 mixture [J].
Bryk, T ;
Mryglod, I ;
Kahl, G .
PHYSICAL REVIEW E, 1997, 56 (03) :2903-2915
[2]   Optic-like excitations in binary liquids: transverse dynamics [J].
Bryk, T ;
Mryglod, I .
JOURNAL OF PHYSICS-CONDENSED MATTER, 2000, 12 (28) :6063-6076
[3]   Longitudinal optical-like excitations in binary liquid mixtures [J].
Bryk, T ;
Mryglod, I .
JOURNAL OF PHYSICS-CONDENSED MATTER, 2002, 14 (25) :L445-L451
[4]   TRANSPORT PROPERTIES OF MOLTEN ALKALI-HALIDES [J].
CICCOTTI, G ;
JACUCCI, G ;
MCDONALD, IR .
PHYSICAL REVIEW A, 1976, 13 (01) :426-436
[5]   HYDRODYNAMIC TIME CORRELATION-FUNCTIONS FOR A LENNARD-JONES FLUID [J].
DESCHEPPER, IM ;
COHEN, EGD ;
BRUIN, C ;
VANRIJS, JC ;
MONTFROOIJ, W ;
DEGRAAF, LA .
PHYSICAL REVIEW A, 1988, 38 (01) :271-287
[6]  
Giaquinta P. V., 1976, Physics and Chemistry of Liquids, V5, P305, DOI 10.1080/00319107608084126
[7]   STATISTICAL-MECHANICS OF DENSE IONIZED MATTER .4. DENSITY AND CHARGE FLUCTUATIONS IN A SIMPLE MOLTEN-SALT [J].
HANSEN, JP ;
MCDONALD, IR .
PHYSICAL REVIEW A, 1975, 11 (06) :2111-2123
[8]  
March N., 1984, COULOMB LIQUIDS
[9]  
March N.H., 1991, Atomic Dynamics in Liquids
[10]   GENERALIZED COLLECTIVE MODES FOR THE LENNARD-JONES FLUID [J].
MRYGLOD, IM ;
OMELYAN, IP ;
TOKARCHUK, MV .
MOLECULAR PHYSICS, 1995, 84 (02) :235-259