Wang Yuan-Yuan, Wang Xian-Zhi, Song Jia-Jun, Zhang Xu, Wang Zhao-Hua, Wei Zhi-Yi. Amplification mechanism in stimulated Raman backward scattering of ultraintense laser in uniform plasmaJ. Acta Physica Sinica, 2022, 71(5): 055202. DOI: 10.7498/aps.71.20211270