Temperature Dependence of the Piezotronic and Piezophototronic Effects in a‐axis GaN Nanobelts

作者: Xingfu Wang , Ruomeng Yu , Wenbo Peng , Wenzhuo Wu , Shuti Li

DOI: 10.1002/ADMA.201504534

关键词: OptoelectronicsGallium nitrideMaterials science

摘要: The temperature dependence of the piezotronic and piezophototronic effects in a-axis GaN nanobelts from 77 to 300 K is investigated. effect enhanced by over 440% under lower temp-eratures. Two independent processes are discovered form a competing mechanism through investigation nanobelts.

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