| 单词 | magnetic moment |
| 释义 | > as lemmasmagnetic moment magnetic moment n. Physics the property of an object or particle by virtue of which it experiences a torque in an applied magnetic field; spec. the ratio of the maximum torque experienced by a magnetic dipole in a magnetic field to the strength of the field. ΘΚΠ the world > matter > physics > electromagnetic radiation > electricity > electrically induced magnetism > [noun] > field > dipole moment magnetic moment1865 (magnetic, electric) dipole moment)1962 the world > matter > physics > electromagnetic radiation > magnetism > magnetic devices or materials > [noun] > pole of magnet > distance between poles magnetic moment1865 moment1865 1865 London, Edinb., & Dublin Philos. Mag. 4th Ser. 29 441 The product of the strength of the poles into the length between them is called the magnetic moment of the magnet. 1884 F. Krohn tr. G. Glaser de Cew Magneto- & Dynamo-electr. Machines 272 The other ponderomotive force which the rotating helix experiences from its magnetic iron core..further depends upon the magnetic moment of the iron core. 1981 P. Sykes Guidebk. to Mechanism in Org. Chem. (ed. 5) xi. 299 Electron spin resonance (e.s.r.) spectroscopy, which utilises the permanent magnetic moment conferred on a radical by virtue of the spin of its unpaired electron. < as lemmas |
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