超导体临界磁场强度 当超导体表面的磁场强度达到某个磁场强度Hc时，超导态即转变为正常态；若磁场降低到Hc以下时又进入超导态，此Hc即称为临界磁场强度。Hc与物质和温度有关，一般有: Hc(T) = Hc(0) [ 1－(T/Tc)2 ],其中Hc(0)是温度为0K时的临界磁场强度 (约为5000A/m)，Tc是超导体的临界温度。
由此方程出发，计算了双层六角棱柱超导网络的临界温度随外磁场的变化关系。
Further study on this basic phase-variation equation results in the variation equation of the critical temperature of double hexagonal prism superconducting network in foreign field.
文章介绍了高温超导体中的“尖峰效应” ，即临界电流随着磁场增加反而升高的反常现象。
The phenomenon of the peak effect in high temperature superconductors, which is characterized by a fast increase of critical current with increase of magnetic field, is discussed.
高温超导带材的临界电流在77K不同磁场大小和方向上相差很大，表现出强烈的各向异性。
There is great difference of critical current in HTS tapes under the magnetic field with different magnitude and oritations at 77K, which shows strongly anisotropy of critical current.
应用推荐