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Study of thermal conductivity of graphite films
Author(s): 
Pages: 48-50
Year: Issue:  3
Journal: Journal of Suzhou University Natural Science

Abstract: 通过对90K~350K温度下石墨薄膜热导率的数据进行拟合分析,从理论上预测了石墨薄膜热导率随温度的变化趋势.结果表明,当薄膜厚度可与声子平均自由程比拟时,石墨薄膜热导率的尺寸效应比较明显.该尺寸效应归因于薄膜的边界对载热声子散射作用的增强.
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