Zhou Wen-Zheng, Lin Tie, Shang Li-Yan, Huang Zhi-Ming, Zhu Bo, Cui Li-Jie, Gao Hong-Ling, Li Dong-Lin, Guo Shao-Ling, Gui Yong-Sheng, Chu Jun-Hao. Observations on subband electron properties in In0.65Ga0.35As/In0.52Al0.48As MM-HEMT with Si δ-doped on the barriersJ. Acta Physica Sinica, 2007, 56(7): 4143-4147. DOI: 10.7498/aps.56.4143