Low-power circuit structures for chip-scale stimulating implants. - Torsten Lehmann; Louis H. Jung; Yashodhan Moghe; Hosung Chun; Yuanyuan Yang; Asish Zac Alex (APCCAS, 2012)

High current driving charge pumps in distributed biomedical implants using silicon-on-sapphire technology. - Asish Zac Alex; Torsten Lehmann (MWSCAS, 2013)

A 7.8V neurostimulator based on cascoded low-voltage Silicon-on-Sapphire MOS transistors. - Cesar Ramos Rodrigues; Asish Zac Alex; Torsten Lehmann (MWSCAS, 2013)

High-voltage tolerant switch configuration using standard 3.3-V 0.5-μm silicon-on-sapphire CMOS transistors. - Asish Zac Alex; Torsten Lehmann (APCCAS, 2014)