外磁场 [
wài cí chǎng]
external magnetic field
foreign field
[地物] external field
- 如果把电子放到外磁场中,就会发生西曼劈裂。
If an electron is placed in an external magnetic field, Seeman splitting results. - 换句话说,即使在没有任何外磁场的情况下,每个磁畴也自发地磁化到饱和。
In other words, each domain is spontaneously magnetized to saturation even in the absence of any external field. - 最近, 一类新的材料出现, 号称不需要外磁场也能在室温下看到拓扑性质.
Lately, a new class of materials has emerged that manifests topological properties at room temperature and without the need of external magnetic fields.