Deng Wen-Juan, Zhou Tian, Wang Zhuang-Fei, Wu Yue-Chuan, Peng Xin-Cun, Zou Ji-Jun. Theoretical modeling and analyzing structural characteristics of AlGaAs/GaAs negative electron affinity array cathode with optically and electrically injected variable bandgapJ. Acta Physica Sinica, 2022, 71(23): 237901. DOI: 10.7498/aps.71.20221330