Twist angle dependent absorption feature induced by interlayer rotations in CVD bilayer graphene oleh Zhou Wen-Guang, Leng Yu-Chen, Liu Li-Xiang, Yang Ming-Ming, Liu Wei, Liu Jing-Lan, Zhao Pei, Liu Yi, Wang Long-Long, Shang Ya-Xuan, Li Xiao-Li, Zhao Xiao-Hui, Liu Xue-Lu, Xu Yang