Last Updated
：2025/11/29
effusivity
Noun
Japanese Meaning
熱発散性: 材料が周囲と熱エネルギーを交換する能力を表す物理量。具体的には、熱伝導率と体積あたりの熱容量の積の平方根として定義される。
（ plural ）
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(thermodynamics) A measure of a material's ability to exchange thermal energy with its surroundings; the square root of the product of its thermal conductivity and its volumetric heat capacity.
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effusivity
When designing the heat sink, the engineer compared the effusivity of aluminum and copper to predict how quickly each would absorb and dissipate thermal energy.
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When designing the heat sink, the engineer compared the effusivity of aluminum and copper to predict how quickly each would absorb and dissipate thermal energy.
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