机译:正交晶畸变钙钛矿TbMnO3的结构,电子和光学性质
Department;
of;
Physics,;
School;
of;
Physics;
and;
Nuclear;
Energy;
Engineering,;
Key;
Laboratory;
of;
Micro-nano;
Measurement-Manipulation;
and;
Physics;
(Ministry;
of;
Education),;
Beijing;
University;
of;
Aeronautics;
and;
Astronautics,;
Beijing;
100191,;
China;
光学特性; 结构参数; 钙钛矿型; 正交; 扭曲; 电子; 密度泛函理论; 广义梯度近似;