LIQUID-VAPOR DENSITY PROFILE OF HELIUM - AN X-RAY STUDY

被引:67
作者
LURIO, LB
RABEDEAU, TA
PERSHAN, PS
SILVERA, IF
DEUTSCH, M
KOSOWSKY, SD
OCKO, BM
机构
[1] BAR ILAN UNIV,DEPT PHYS,IL-52100 RAMAT GAN,ISRAEL
[2] HARVARD UNIV,DIV APPL SCI,CAMBRIDGE,MA 02138
[3] BROOKHAVEN NATL LAB,DEPT PHYS,UPTON,NY 11973
关键词
D O I
10.1103/PhysRevLett.68.2628
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
The average liquid-vapor density profiles [rho(z)] of thick He-4 films adsorbed onto a silicon substrate were measured using x-ray reflectivity. The results are well represented by a 90%-10% interfacial width of 9.2 +/- 1 angstrom at 1.13 K which extrapolates to a T = 0 K, 90%-10% interfacial width of 7.6(-2)+1 angstrom. The sensitivity of the measurement to the width, shape, and asymmetry of the density profile is discussed.
引用
收藏
页码:2628 / 2631
页数:4
相关论文
共 50 条
[41]   LIQUID-VAPOR EQUILIBRIUM IN SYSTEM NORMAL HYDROGEN-HELIUM [J].
STREETT, WB ;
VANWYLEN, GJ ;
SONNTAG, RE .
JOURNAL OF CHEMICAL PHYSICS, 1964, 40 (05) :1390-&
[42]   LIQUID-VAPOR EQUILIBRIA OF HELIUM-CARBON DIOXIDE SYSTEM [J].
MACKENDRICK, RF ;
HECK, CK ;
BARRICK, PL .
JOURNAL OF CHEMICAL AND ENGINEERING DATA, 1968, 13 (03) :352-+
[43]   LIQUID-VAPOR EQUILIBRIUM IN SYSTEM EQUILIBRIUM HYDROGEN-HELIUM [J].
SONNTAG, RE ;
CRAIN, RW ;
VANWYLEN, GJ .
JOURNAL OF CHEMICAL PHYSICS, 1964, 41 (08) :2399-&
[44]   X-ray scattering: Liquid metal/vapor interfaces [J].
P. S. Pershan .
The European Physical Journal Special Topics, 2011, 196 :109-120
[45]   X-ray scattering: Liquid metal/vapor interfaces [J].
Pershan, P. S. .
EUROPEAN PHYSICAL JOURNAL-SPECIAL TOPICS, 2011, 196 (01) :109-120
[46]   STUDY ON X-RAY LINE PROFILE [J].
HALDER, NC .
PHYSICA, 1964, 30 (05) :1044-&
[47]   PIONIC AND MUONIC X-RAY TRANSITIONS IN LIQUID-HELIUM [J].
BACKENSTOSS, G ;
EGGER, J ;
EGIDY, TV ;
HAGELBERG, R ;
HERRLANDER, CJ ;
KOCH, H ;
POVEL, HP ;
SCHWITTER, A ;
TAUSCHER, L .
NUCLEAR PHYSICS A, 1974, A232 (02) :519-532
[48]   AN APPARATUS FOR X-RAY STUDIES AT TEMPERATURES IN LIQUID HELIUM RANGE [J].
SOLENTE, P .
CRYOGENICS, 1965, 5 (02) :112-&
[49]   VAGARIES OF DENSITY FUNCTIONAL THEORY OF THE LIQUID-VAPOR INTERFACE [J].
PERCUS, JK .
ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY, 1990, 199 :209-COLL
[50]   Temperature and Density on the Forsterite Liquid-Vapor Phase Boundary [J].
Davies, E. J. ;
Duncan, M. S. ;
Root, S. ;
Kraus, R. G. ;
Spaulding, D. K. ;
Jacobsen, S. B. ;
Stewart, S. T. .
JOURNAL OF GEOPHYSICAL RESEARCH-PLANETS, 2021, 126 (04)