SPECIFIC HEAT OF LIQUID HE3/HE4 MIXTURES NEAR JUNCTION OF LAMBDA AND PHASE-SEPARATION CURVES

被引:24
作者
ALVESALO, T
BERGLUND, P
ISLANDER, S
PICKETT, GR
ZIMMERMANN, W
机构
[1] Department of Technical Physics, Technical University of Helsinki, Otaniemi
[2] School of Physics and Astronomy, University of Minnesota, Minneapolis, MN
关键词
D O I
10.1103/PhysRevLett.22.1281
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
The specific heat of liquid He3/He4 mixtures has been measured at saturated vapor pressure for three values of the He3 mole fraction x near the junction of the lambda and phase-separation curves. The specific heat at the lambda peak appears to be finite, continuous, and cusped. Both the lambda peak and the anomaly in the specific heat as the system goes from the two-liquid-phase region to the one-liquid-phase region tend to disappear as the junction of phase boundaries is approached. © 1969 The American Physical Society.
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页码:1281 / +
页数:1
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