Temperature test comparison of GaN devices under different light source responses based on thermoreflectance thermography - Zha, Zhiwei; Zhu, Jianyuan; Yang, Xiaofeng; Huang, Xu; Guo, Huaixin; Xie, An; Lu, Xiangjun; Fu, Zhiwei (2022 23rd International Conference on Electronic Packaging Technology (ICEPT), Electronic Packaging Technology (ICEPT), 2022 23rd International Conference on, 2022)