High responsivity, low dark current ultraviolet photodetector based on AlGaN/GaN interdigitated transducer

Peter F. Satterthwaite, Ananth Saran Yalamarthy, Noah A. Scandrette +2

An ultraviolet (UV) photodetector employing the two-dimensional electron gas (2DEG) formed at the AlGaN/GaN interface as an interdigitated transducer (IDT) is characterized under o…