@article {hu2012piezo,
	title = {Piezo-phototronic effect on electroluminescence properties of p-type GaN thin films},
	journal = {Nano Letters},
	volume = {12},
	number = {7},
	year = {2012},
	pages = {3851{\textendash}3856},
	publisher = {ACS Publications},
	author = {Hu, Youfan and Yan Zhang and Lin, Long and Ding, Yong and Zhu, Guang and Wang, Zhong Lin *}
}
