[1] K S Novoselov et al. Science, 306, 666(2004).

[2] K S Novoselov et al. Nature, 438, 197(2005).

[3] K S Kim et al. Nature, 457, 706(2009).

[4] J H Seol et al. Science, 328, 213(2010).

[5] B Feng et al. Nano Lett, 12, 3507(2012).

[6] B Lalmi et al. Appl. Phys. Lett, 97(2010).

[7] M S Cao, X X Wang, M Zhang, J C Shu, W Q Cao, H J Yang, X Y Fang, J Yuan. Adv. Funct. Mater, 29(2019).

[8] Zhang Min, X X Wang, W Q Cao, J Yuan, M S Cao. Adv. Opt. Mater, 7(2019).

[9] M S Cao, J C Shu, X X Wang, X Wang, M Zhang, H J Yang, X Y Fang, . Jannalen Der. Physik, 531(2019).

[10] K Takeda, K Shiraishi. Phys. Rev. B, 50(1994).

[11] G G Guzmán-Verri, L C Lew Yan Voon. Phys. Rev. B, 76(2007).

[12] W F Tsai et al. Nat. Commun, 4, 1500(2012).

[13] G A Tritsaris, E Kaxiras, S Meng, E Wang. Nano Lett, 13, 2258(2013).

[14] L Tao et al. Nat. Nanotech, 10, 227(2015).

[15] C C Liu, W Feng, Y Yao. Phys. Rev. Lett, 107(2011).

[16] P Vogt et al. Phys. Rev. Lett, 108(2012).

[17] J Linghu, L Shen, M Yang, S Y Xu, Y P Feng. J. Phys. Chem. C, 121(2017).

[18] Y Yamada-Takamura, R Friedlein. Sci. Technol. Adv. Mater, 15(2014).

[19] C L Lin et al. Appl. Phys. Express, 5(2012).

[20] H Jamgotchian et al. J. Phys.: Condens. Matter, 24(2012).

[21] E Scalise et al. Appl. Surf. Sci, 291, 113(2014).

[22] B Aufray et al. Appl. Phys. Lett, 96(2010).

[23] P De Padova et al. Appl. Phys. Lett, 96(2010).

[24] D Chiappe, C Grazianetti, G Tallarida, M Fanciulli, A Molle. Adv. Mater, 24, 5088(2012).

[25] T Morishita, K Nishio, M Mikami. Phys. Rev. B, 77(2008).

[26] K Nishio, T Morishita, W Shinoda, M Mikami. J. Chem. Phys, 125(2006).

[27] J Bai, H Tanaka, X C Zeng. Nano Res, 3, 694(2010).

[28] Y P Zhang, Z G Wang, Z Q Nie, C B Li, H X Chen, K Q Lu, M Xiao. Phys. Rev. Lett, 106(2011).

[29] Y Q Zhang, Z K Wu, M R Belić, H B Zheng, Z G Wang, M Xiao, Y P Zhang. Laser Photon. Rev, 9, 331(2015).

[30] Z Y Zhang, Y Q Zhang, J T Sheng, L Yang, Miri Mohammad-Ali, D N Christodoulides, B He, Y P Zhang, M Xiao. Phys. Rev. Lett, 117(2016).

[31] N Zhou, P Zhou, J Li, C Y He, J X Zhong. Phys. Rev. B, 100(2019).

[32] X Shi et al. J. Appl. Phys, 116(2014).

[33] W Q Huang et al. Appl. Phys. Lett, 101(2012).