| 单词 | leyden battery |
| 释义 | > as lemmasLeyden battery Used in the names of certain electrical apparatus, invented in Leyden in 1745–6: Leyden jar (formerly Leyden phial or Leyden bottle), an electrical condenser consisting of a glass bottle coated inside and outside with tinfoil to within a certain distance of its mouth, and having a brass rod surmounted by a knob passing through the cork, and communicating with the internal armature. Also Leyden battery, a battery consisting of a number of Leyden jars. ΘΚΠ the world > matter > physics > electromagnetic radiation > electricity > electric charge, electricity > [noun] > apparatus for collection > Leyden jar Leyden bottle1755 Kleistian jar1881 1755 B. Franklin Let. 18 Mar. in Exper. & Observ. Electr. (1769) 320 I taught him..to charge the Leyden phial, and some other experiments. 1762 B. Franklin Let. 20 Feb. in Exper. & Observ. Electr. (1769) 400 A Leyden bottle, charg'd and then seal'd hermetically. 1812 H. Davy Elements Chem. Philos. 133 A stratum of air is charged in the same manner as a glass bottle..is charged in the Leyden experiment. 1825 J. Neal Brother Jonathan I. 29 She was..like a Leyden jar always ready to be let off. 1841 T. Carlyle On Heroes i. 14 As if it were a poor dead thing, to be bottled up in Leyden jars, and sold over counters. 1855 R. G. Mayne Expos. Lexicon Med. Sci. (1860) Leyden Battery, term for a number of Leyden jars, connected externally by being placed on tinfoil, or other good conductor. < as lemmas |
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