Molecular magnetic dipole分子磁矩 There exist the elementary current lo resu 00p ting from electron spinning(E hE about their axes and revolving(轨道旋转) in orbits around nuclei, that is Molecular current 顺磁性物质:Pm≠0 Pm 抗磁性物质:P=0 Molecular magnetic dipole
Molecular magnetic dipole 分子磁矩 抗磁性物质： Pm = 顺磁性物质： pm There exist the elementary current loops resulting from electron spinning（自旋） about their axes and revolving （轨道旋转）in orbits around nuclei, that is Molecular Current. m p Molecular magnetic dipole
2. Paramagnetic substance: Pm+0 Mg, Al,w,Pt, O2,etc. B 0b9408 GeGa (&d⑨发 O B(a60-90a0 Randomly due to In the external magnetic thermal motion,没 feld,分子磁矩转向外磁场 有磁效应。 方向,附加磁场使B 加 0 强。 Surface magnetized current QtD
2. Paramagnetic substance: pm 0 Mg, Al, W, Pt, O2 ,etc. Randomly due to thermal motion，没 有磁效应。 B0 In the external magnetic field, 分子磁矩转向外磁场 方向，附加磁场使 加 强。 B0 Surface magnetized current: m p B0