单词 | Nernst-Lindemann calorimeter |
释义 | Nernst-Lindemann calorimeter [`nernst `lin·dǝ·mǝn ´kal·ǝ`rim·ǝd·ǝr] ENGINEERING A calorimeter for measuring specific heats at low temperatures, in which the heat reservoir consists of a metal of high thermal conductivity such as copper, to promote rapid temperature equalization; none of the material under study is more than a few millimeters from a metal surface, and the whole apparatus is placed in an evacuated vessel and heated by current through a platinum heating coil. |
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