Fast and High Photoresponsivity Gallium Telluride / Hafnium Selenide Van der Waals Heterostructure photodiode

Transition metal dichalcogenide (TMD) semiconductor materials-based van der Waals (vdW) heterostructures have gained huge attention due to their superior capabilities and multi-functionalities in electronics and optoelectronics devices. In this work,...

Electronic structures of Zn1-xGaxO1-xNx and band offsets of ZnO/Zn1-xGaxO1-xNx heterojunction across the entire concentration range from first principles

Band offsets at the heterointerfaces play a key role in defining the functionality of optoelectronics devices. In this work, the band gaps of wurtzite Zn1-xGaxO1-xNx alloys and the band offsets...

Deciphering capacitance frequency technique for performance limiting defect state parameters in energy harvesting perovskites

With emerging thin-film PIN-based optoelectronics devices, a significant research thrust is focused on the passivation of trap states for performance enhancement. Among various methods, the capacitance frequency technique (CFT) is...