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单词 Boltzmanns Constant
释义

Boltzmanns Constant

英语百科

Boltzmann constant

Boltzmann's grave in the Zentralfriedhof, Vienna, with bust and entropy formula.

The Boltzmann constant (kB or k), named after Ludwig Boltzmann, is a physical constant relating energy at the individual particle level with temperature. It is the gas constant R divided by the Avogadro constant NA:

The Boltzmann constant has the dimension energy divided by temperature, the same as entropy. The accepted value in SI units is 1.38064852(79)×10 J/K.

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更新时间:2025/6/19 18:51:05