一硼化物和二硼化物超导体电子结构研究  

STUDY OF THE ELECTRONIC STRUCTURE OF SUPERCONDUCTS OF BORIDE (MgB_2, NbB)

作　　者：柴永泉[1] 韩丽君[1] 王晨[1] 

机构地区：[1]河北省廊坊师范学院物理系,河北廊坊065000

出　　处：《低温物理学报》2003年第A01期11-15,共5页Low Temperature Physical Letters

摘　　要：本文使用准确的第一原理方法 ,对一硼化物和二硼化物超导体进行了电子结构研究 ,从而发现硼化物超导体所具有特殊的电子结构属性 .The accurate first-principle method was used to calculate the electronic structure of borides. Their superconductivity was compared with each other. Specific attribute of the two superconducts was discovered in their electronic structure.

关 键 词：硼化物 电子结构 态密度 能带结构 临界转变温度 电声耦合 晶格常数 

分 类 号：O511.2[理学—低温物理]