@article{Bao-2006-APS, doi = {10.7498/aps.56.4213}, year = {2006}, volume = {56}, pages = {4213-4217}, author = {Bao, Z. H. and Jing, W. P. and Luo, X. D. and Tan, P. H.}, title = {Optical properties of the {E}$_0$+$\Delta$$_0$ energy level higher than the bandgap of {G}a{A}s studied by micro-photoluminescence technique}, journal = {Acta Phys. Sin.} }