Raman spectroscopy characterization of two-dimensional materials
Liang Fang, #, , Xu Hejun, #, , Wu Xing, †, Wang Chaolun, , Luo Chen, , Zhang Jian,
       

(color online) Properties of graphene metal contact probed by Raman spectroscopy. Reproduced with permission from Ref. [114]. Copyright 2018, Elsevier.