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单词 Nernst heat theorem
释义

Nernst heat theorem

(also Nernst's heat theorem, Nernst theorem, Nernst's theorem) Physics and Chemistry
noun
A theorem in thermodynamics which states that the change in entropy accompanying a chemical reaction between pure crystalline solids tends to zero as the temperature at which it occurs tends to absolute zero.
  • Also called the third law of thermodynamics, especially when formulated more generally in terms of the impossibility of reducing the temperature of a system to absolute zero in a finite number of steps..

Origin

Early 20th century; earliest use found in Chemical Abstracts. From German Nernstsche Wärmetheorem.

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更新时间:2025/2/19 14:27:43