PRESSURE DERIVATIVES OF ELASTIC CONSTANTS OF LEAD

被引:62
作者
MILLER, RA
SCHUELE, DE
机构
[1] Corning Glass Works, Corning
[2] Case Western Reserve University, Cleveland, OH
关键词
D O I
10.1016/0022-3697(69)90014-6
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The pressure derivatives of the adiabatic elastic constants of lead have been measured at 296° and 195°K using an ultrasonic pulse-echo technique. The values found are: dC′11 dP dC′ dP dC44 dP 296°K 7.69 0.301 2.06 195°K 7.51 0.280 1.97 where the notation C′11 = (C11 + C12 + 2C44) 2 and C′ = (C11-C12) 2 has been used limiting value of the Grüneisen parameter has been calculated and is compared with the value obtained from thermodynamic data. The ultrasonic equation of state is discussed. © 1969.
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页码:589 / &
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