@article {wang2019repeatable,
	title = {Repeatable asymmetric resonant tunneling in AlGaN/GaN double barrier structures grown on sapphire},
	journal = {Applied Physics Letters},
	volume = {114},
	number = {7},
	year = {2019},
	pages = {073503},
	publisher = {AIP Publishing},
	author = {Wang, D. and Chen, ZY and T. Wang and Yang, LY and Sheng, BW and Liu, HP and Su, J and P. Wang and Rong, X and Cheng, JY and others}
}
