Detection of interlayer interaction in few-layer graphene

Zefei Wu, Yu Han, Jiangxiazi Lin, Wei Zhu, Mingquan He, Shuigang Xu, Xiaolong Chen, Huanhuan Lu, Weiguang Ye, Tianyi Han, Yingying Wu, Gen Long, Junying Shen, Rui Huang, Lin Wang, Yuheng He, Yuan Cai, Rolf Lortz, Dangsheng Su, Ning Wang