X-RAY REFLECTIVITY STUDY OF THERMAL CAPILLARY WAVES ON LIQUID SURFACES

被引:158
作者
OCKO, BM
WU, XZ
SIROTA, EB
SINHA, SK
DEUTSCH, M
机构
[1] EXXON RES & ENGN CO,CORP RES LAB,ANNANDALE,NJ 08801
[2] BAR ILAN UNIV,DEPT PHYS,IL-52900 RAMAT GAN,ISRAEL
关键词
D O I
10.1103/PhysRevLett.72.242
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
X-ray reflectivity measurements have been carried out at the liquid/vapor interface of normal alkanes. The reflectivities over a large temperature range of different chain lengths (C20 and C36) provide a critical test of the various capillary wave models. Our data are most consistent with the hybrid model which allows for a molecular size dependent cutoff q(max) for the capillary waves and an intrinsic interface width sigma0.
引用
收藏
页码:242 / 245
页数:4
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