| 半导体致冷材料热传导率的测量 |
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| 引用本文： | 翁文华,冯金垣. 半导体致冷材料热传导率的测量[J]. 华南理工大学学报(自然科学版), 1988, 0(2) |
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| 作者姓名： | 翁文华 冯金垣 |
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| 作者单位： | 华南理工大学物理系，华南理工大学物理系 |
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| 摘 要： | 本文提出测量半导体致冷材料热传导率k的一种简便而实用的方法。利用G_e晶体管芯在吸收电功率P_c后,转换为热量Q.使结温上升。因此可把G_e管芯作为测试用的热源,同时,利用管芯的V_(BE)——T特性在较宽的温度范围内近似线性的特点,可以较方便、准确地测出热源的温度,进而得出材料的热传导率。这种测试方法所需装置较简单,操作较方便,重复性较好,具有一定的测量精度,适宜研制或生产材料过程的常规测量。
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| 关 键 词： | 导热系数 化合物半导体 半导体致冷材料 |
THE METHOD OF MEASURING THE THERMAL CONDUCTIVITY OF SEMICONDUCTOR COOLING MATERIAL |
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| Weng Wenhua , Feng Jinyuan Dept.of Physics,South China Univ.of Tech.. THE METHOD OF MEASURING THE THERMAL CONDUCTIVITY OF SEMICONDUCTOR COOLING MATERIAL[J]. Journal of South China University of Technology(Natural Science Edition), 1988, 0(2) |
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| Authors: | Weng Wenhua & Feng Jinyuan Dept.of Physics South China Univ.of Tech. |
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| Abstract: | This Paper Presents a method of measuring the thermal condu-ctivity of semiconductor cooling material.According to theProperties of transistor,the Germanium transistor is used as a heatsource.Using this method the heat conductivity can be easilyobtained and is repeatable and accurate.The equipment used issimple but the opearation is Convenient.Thus the method issuitable for the convention measurement in Production and research. |
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| Keywords: | thermal conductivity compound semiconductors semiconductor Cooling material |
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