Stacking symmetry governed second harmonic generation in graphene trilayers

• DOI: 10.1126/sciadv.aat0074
• Publication Date: 2018-06-15T18:15:44Z
• Authors: Yuwei Shan; Yingguo Li; Di Huang; Qingjun Tong; Wang Yao; Wei-Tao Liu; Shiwei Wu
• Keywords: Condensed Matter - Mesoscale and Nanoscale Physics; Mesoscale and Nanoscale Physics (cond-mat.mes-hall); FOS: Physical sciences; 02 engineering and technology; 0210 nano-technology; Research Articles

A novel optical second harmonic generation arises from the stacking order of three centrosymmetric graphene monolayer sheets.