반응형 ferromagnetic1 강자성 소자 (Ferromagnetic Components) vs 훼리자성 화합물 (Ferrimagnetic compounds) 1. magnetic material (자성체) relative permitivity, μr= 1+χm - Diamagnetic (반자성체), μr≲1 일 때 (χm is a very small negative number) - Paramagnetic (상자성체), μr≳1 일 때 (χm is a very small positive number) - Ferromagnetic (강자성체), μr>>1 일 때 (χm is a large positive number) * diamagnetism arises mainly from the orbital motion of the electrons within an atom * paramagnetism is mainly from the magnetic dipole m.. 2008. 8. 9. 이전 1 다음 반응형