| 单词 | atomic heat |
| 释义 | > as lemmasatomic heat atomic heat n. [after French chaleur atomique (H. V. Regnault 1841, in Ann. de chim. et de physique 1 185)] Physics the product of the atomic weight of an element and its specific heat.Largely superseded by the molar heat or molar heat capacity. ΘΚΠ the world > matter > chemistry > atomic chemistry > [noun] > atoms > atomic heat atomic heat1850 the world > matter > physics > electromagnetic radiation > heat > [noun] > atomic or molecular heat atomic heat1850 molecular heat1864 1850 T. Graham Elem. Chem. (ed. 2) I. iii. 139 The atomic heat of bodies, as it is named by this chemist [sc. Regnault (1841)], is obtained by multiplying the observed specific heat of each body by its equivalent. 1926 Sci. Monthly Nov. 400/1 Others..added successive improvements to Einstein's formula until the erratic behaviour of the atomic heat was satisfactorily expressed. 1988 H. A. Klein Sci. Measurem. xxx. 342 We have two possible comparative standards of atomic heat to use—the constant-volume standard of 12.47 J/K per mole, and the constant-pressure standard of 20.8 J/K per mole. < as lemmas |
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