Liu Bo-Fei, Bai Li-Sha, Zhang De-Kun, Wei Chang-Chun, Sun Jian, Hou Guo-Fu, Zhao Ying, Zhang Xiao-Dan. Effect of a-Si：H interface buffer layer on the performance of hydrogenated amorphous silicon germanium thin film solar cellJ. Acta Physica Sinica, 2013, 62(24): 248801. DOI: 10.7498/aps.62.248801