TEMPERATURE DEPENDENCE OF CONCENTRATION FLUCTUATIONS IN A BINARY LIQUID MIXTURE USING A PHOTON CORRELATION METHOD

被引:7
作者
PUSEY, PN
GOLDBERG, WI
机构
[1] Physics Department, University of Pittsburgh, Pittsburgh
关键词
D O I
10.1063/1.1652631
中图分类号
O59 [应用物理学];
学科分类号
摘要
A photon correlation method has been demonstrated to be effective in measuring the width of narrow spectral lines of relatively low intensity. The method has been used to measure the temperature dependence of the diffusion constant in the phenol-water system. It was found that D ∝ (T - T c)0.76±0.02 for 1°≲ T - Tc ≲ 15°C. © 1968 The American Institute of Physics.
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页码:321 / &
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共 18 条
[1]   OBSERVATION OF TIME-DEPENDENT CONCENTRATION FLUCTUATIONS IN A BINARY MIXTURE NEAR CRITICAL TEMPERATURE USING A HE-NE LASER [J].
ALPERT, SS ;
YEH, Y ;
LIPWORTH, E .
PHYSICAL REVIEW LETTERS, 1965, 14 (13) :486-&
[2]  
[Anonymous], P R SOC LONDON A
[3]   TIME DISTRIBUTION OF PHOTONS FROM COHERENT AND GAUSSIAN SOURCES [J].
ARECCHI, FT ;
GATTI, E ;
SONA, A .
PHYSICS LETTERS, 1966, 20 (01) :27-&
[4]  
BENEDEK G, TO BE PUBLISHED
[5]   CORRELATION BETWEEN PHOTONS IN 2 COHERENT BEAMS OF LIGHT [J].
BROWN, RH ;
TWISS, RQ .
NATURE, 1956, 177 (4497) :27-29
[6]   DIFFUSION COEFFICIENT OF ISOBUTYRIC-ACID-WATER SYSTEM IN CRITICAL REGION [J].
CHU, B ;
SCHOENES, FJ .
PHYSICAL REVIEW LETTERS, 1968, 21 (01) :6-&
[9]   CRITICAL OPALESCENCE - RAYLEIGH LINEWIDTH [J].
CUMMINS, HZ ;
SWINNEY, HL .
JOURNAL OF CHEMICAL PHYSICS, 1966, 45 (12) :4438-&
[10]   OBSERVATION OF SPECTRUM OF LIGHT SCATTERED FROM A PURE FLUID NEAR ITS CRITICAL POINT [J].
FORD, NC ;
BENEDEK, GB .
PHYSICAL REVIEW LETTERS, 1965, 15 (16) :649-&