RT Journal T1 Nonlinear optical response of graphene in terahertz and near-infrared frequency regime A1 Yee Sin ANG,Qinjun CHEN,Chao ZHANG PB Front. Optoelectron. FD 2015-02-13 YR 2015 JF Frontiers of Optoelectronics JO Front. Optoelectron. VO 8 IS 1 SP 3 DO 10.1007/s12200-014-0428-0 K1 graphene;terahertz (THz) response;nonlinear effect;photomixing LK {https://journal.hep.com.cn/foe/EN/article/article_11165.shtml}