^pLaboratory;
of;
Weak;
Light;
Nonlinear;
Photonics;
Ministry;
of;
Education,;
Nankai;
University,;
Tianjin;
300071,;
China;
^pof;
Ion;
Beam;
Physics;
and;
Materials;
Research,;
Helmholtz-Zentrum;
Dresden-Rossendorf,;
Dresden;
01314,;
Germany;
硅发光二极管; p型掺杂; 工程; 外部量子效率; 束缚激子; 自由载流子; 电致发光; 硅二极管;