Collective motion and mass effect in a supercooled liquid

被引：3

作者：

Liu, HY ^{[1
]}

Zhang, WB ^{[1
]}

Zou, XW ^{[1
]}

Jin, ZZ ^{[1
]}

机构：

[1] Wuhan Univ, Dept Phys, Wuhan 430072, Peoples R China

来源：

MODERN PHYSICS LETTERS B | 2001年 / 15卷 / 02期

关键词：

D O I：

10.1142/S0217984901001422

中图分类号：

O59 [应用物理学];

学科分类号：

摘要：

Collective motion and mass effect of atomic diffusion have been studied by molecular dynamics simulation on a ternary system. Small mass effect has been found, which shows about ten particles take part in the collective diffusion in the supercooled liquid.

引用

收藏

页码：57 / 60

页数：4

相关论文

共 21 条

[1]

ANGELL CA, 1997, MRS S P, V455

[2]

[Anonymous], 1986, ATOMIC TRANSPORT LIQ

[3] SOFT-SPHERE MODEL FOR THE GLASS-TRANSITION IN BINARY-ALLOYS - PAIR STRUCTURE AND SELF-DIFFUSION [J].

BERNU, B ;

HANSEN, JP ;

HIWATARI, Y ;

PASTORE, G .

PHYSICAL REVIEW A, 1987, 36 (10) :4891-4903

[4] Cage effect, local anisotropies, and dynamic heterogeneities at the glass transition: A computer study of hard spheres [J].

Doliwa, B ;

Heuer, A .

PHYSICAL REVIEW LETTERS, 1998, 80 (22) :4915-4918

[5] Stringlike cooperative motion in a supercooled liquid [J].

Donati, C ;

Douglas, JF ;

Kob, W ;

Plimpton, SJ ;

Poole, PH ;

Glotzer, SC .

PHYSICAL REVIEW LETTERS, 1998, 80 (11) :2338-2341

[6]

EDIGER MD, 1996, J PHYS CHEM-US, V100, P1320

[7] Mass dependence of diffusion in a supercooled metallic melt [J].

Ehmler, H ;

Heesemann, A ;

Ratzke, K ;

Faupel, F ;

Geyer, U .

PHYSICAL REVIEW LETTERS, 1998, 80 (22) :4919-4922

[8]

FROHBERG G, 1987, MATER SCI FORUM, V15, P529

[9]

Gotze W., 1995, Transport Theory and Statistical Physics, V24, P801, DOI 10.1080/00411459508203936

[10] Heterogeneous and homogeneous dynamics in a simulated polymer melt: Analysis of multi-time correlation functions [J].

Heuer, A ;

Okun, K .

JOURNAL OF CHEMICAL PHYSICS, 1997, 106 (14) :6176-6186