X-RAY-SCATTERING STUDY OF CAPILLARY-WAVE FLUCTUATIONS AT A LIQUID SURFACE

被引:267
作者
SANYAL, MK [1 ]
SINHA, SK [1 ]
HUANG, KG [1 ]
OCKO, BM [1 ]
机构
[1] EXXON RES & ENGN CO,CORP RES LAB,ANNANDALE,NJ 08801
关键词
D O I
10.1103/PhysRevLett.66.628
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
A study of the scattering of x rays from the liquid-vapor interface of ethanol at room temperature is reported and compared in detail to predictions based on standard continuum capillary-wave theory. Quantitative agreement is obtained and, in particular, the asymptotic power laws in the diffuse scattering characteristic of the algebraic decay of the density-fluctuation correlations at the surface are verified. The root-mean-square fluctuation of the liquid surface is obtained as 6.9 +/- 0.2 angstrom.
引用
收藏
页码:628 / 631
页数:4
相关论文
共 21 条
[1]  
Abramowitz M.., 1972, HDB MATH FUNCTIONS
[2]   OBSERVATION OF ALGEBRAIC DECAY OF POSITIONAL ORDER IN A SMECTIC LIQUID-CRYSTAL [J].
ALSNIELSEN, J ;
LITSTER, JD ;
BIRGENEAU, RJ ;
KAPLAN, M ;
SAFINYA, CR ;
LINDEGAARDANDERSEN, A ;
MATHIESEN, S .
PHYSICAL REVIEW B, 1980, 22 (01) :312-320
[3]   SYNCHROTRON X-RAY-DIFFRACTION STUDY OF LIQUID SURFACES [J].
ALSNIELSEN, J ;
PERSHAN, PS .
NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH, 1983, 208 (1-3) :545-548
[4]  
ALSNIELSEN J, 1988, NATO ASI SER B, V174, P639
[5]   SURFACE-ROUGHNESS OF WATER MEASURED BY X-RAY REFLECTIVITY [J].
BRASLAU, A ;
DEUTSCH, M ;
PERSHAN, PS ;
WEISS, AH ;
ALSNIELSEN, J ;
BOHR, J .
PHYSICAL REVIEW LETTERS, 1985, 54 (02) :114-117
[6]   CAPILLARY WAVES ON THE SURFACE OF SIMPLE LIQUIDS MEASURED BY X-RAY REFLECTIVITY [J].
BRASLAU, A ;
PERSHAN, PS ;
SWISLOW, G ;
OCKO, BM ;
ALSNIELSEN, J .
PHYSICAL REVIEW A, 1988, 38 (05) :2457-2470
[7]  
BRASLAU A, 1988, THESIS HARVARD U
[8]  
CROXTON CA, 1980, STATISTICAL MECHANIC
[9]  
Davis H. T., 1983, Waves on Fluid Interfaces. Proceedings of a Symposium, P123
[10]   1ST-ORDER AND CONTINUOUS MELTING IN A 2-DIMENSIONAL SYSTEM - MONOLAYER XENON ON GRAPHITE [J].
DIMON, P ;
HORN, PM ;
SUTTON, M ;
BIRGENEAU, RJ ;
MONCTON, DE .
PHYSICAL REVIEW B, 1985, 31 (01) :437-447