A 0.42-V Input Boost dc-dc Converter With Pseudo-Digital Pulsewidth Modulation. - Zhuochao Sun; Kin Wai Roy Chew; Howard Tang; Guolei Yu; Liter Siek (IEEE Trans. Circuits Syst. II Express Briefs, 2014)

A 400 nW Single-Inductor Dual-Input-Tri-Output DC-DC Buck-Boost Converter With Maximum Power Point Tracking for Indoor Photovoltaic Energy Harvesting. - Guolei Yu; Kin Wai Roy Chew; Zhuochao Sun; Howard Tang; Liter Siek (IEEE J. Solid State Circuits, 2015)