Kang Jian-Bin, Hao Zhi-Biao, Wang Lei, Liu Zhi-Lin, Luo Yi, Wang Lai, Wang Jian, Xiong Bing, Sun Chang-Zheng, Han Yan-Jun, Li Hong-Tao, Wang Lu, Wang Wen-Xin, Chen Hong. Studies on carrier-blocking structures for up-conversion infrared photodetectorsJ. Acta Physica Sinica, 2015, 64(17): 178502. DOI: 10.7498/aps.64.178502