| 单词 | transport number |
| 释义 | > as lemmastransport number transport number n. Physical Chemistry the proportion of a current flowing through a particular electrolytic solution which can be attributed to the movement of any given ion species; = transference number n. at transference n. Compounds 2. ΘΚΠ the world > matter > chemistry > ions, ionization, or electrolysis > [noun] > electrolysis > transport number transport number1897 transference number1898 the world > matter > physics > atomic physics > ion > [noun] > proportion attributed to species transport number1897 the world > matter > physics > electromagnetic radiation > electricity > electrolysis > [noun] > ion > current attributed to Hittorf transport (or transference) number1892 transport number1897 1897 M. M. P. Muir tr. R. Lüpke Elem. Electro-chem. i. iii. 43 A Cu ion will pass over two of six spaces, and a SO4 ion will pass over four in the same time. The quotients 2/ 6 = 0·33 and 4/ 6 = 0·66 are called by Hittorf the transport-numbers (die Überführungszahlen) for the kation Cu and the anion SO4, respectively. 1978 P. W. Atkins Physical Chem. xxv. 843 The following are brief summaries of the three methods used to measure transport numbers of ions and, through them, individual ion conductivities and mobilities. < as lemmas |
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