@article {8963656,
	title = {Planar Dual Gate GaN HEMT Cascode Amplifier as a Voltage Readout pH Sensor With High and Tunable Sensitivities},
	journal = {IEEE Electron Device Letters},
	volume = {41},
	number = {3},
	year = {2020},
	month = {March},
	pages = {485-488},
	keywords = {AlGaN/GaN, cascode amplifiers, dual-gate HEMT, pH sensors},
	issn = {1558-0563},
	doi = {10.1109/LED.2020.2967631},
	author = {Q. Cheng and M. Wang and M. Tao and R. Yin and Y. Li and N. Yang and Xu, W. and C. Gao and Hao, Y. and Z. Yang}
}
