Thermal waves in materials with inhomogeneous thermal conductivity: An analytical approach

被引:20
作者
Fivez, J
Thoen, J
机构
[1] Lab. V. Akoestiek Thermische Fysica, Departement Natuurkunde, Katholieke Universiteit Leuven, B-3001 Leuven
[2] EHSAL, B-1000 Brussels
[3] UFSIA, Fac. TEW, B-2000 Antwerp
关键词
D O I
10.1063/1.361187
中图分类号
O59 [应用物理学];
学科分类号
摘要
An exact asymptotic expression for thermal waves in an inhomogeneous semi-infinite condensed matter sample at high frequencies is derived. The theory also allows for a fast and accurate retrieval of subsurface thermal conductivity profiles from surface temperature values in response to incident modulated radiation. (C) 1996 American Institute of Physics.
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页码:2225 / 2228
页数:4
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