@article {chen2016positive,
	title = {Positive temperature coefficient of photovoltaic efficiency in solar cells based on InGaN/GaN MQWs},
	journal = {Applied Physics Letters},
	volume = {109},
	number = {6},
	year = {2016},
	pages = {062104},
	publisher = {AIP Publishing},
	author = {Chen, Zhaoying and Zheng, Xiantong and Li, Zhilong and Wang, Ping and Rong, Xin and Tao Wang and Yang, Xuelin and Xu, Fujun and Qin, Zhixin and Ge, Weikun and others}
}
