[1] Novoselov K S, Geim A K, Morozov S, Jiang D, Zhang Y, Dubonos S, Grigorieva I, Firsov A 2004 Science 306 666
[2] Novoselov K, Geim A K, Morozov S, Jiang D, Grigorieva M K I, Dubonos S, Firsov A 2005 Nature 438 197
[3] Geim A K, Novoselov K S 2007 Nat. Mater. 6 183
[4] da Rocha Martins J, Chacham H 2010 ACS Nano 5 385
[5] Shinde P P, Kumar V 2011 Phys. Rev. B 84 125401
[6] Zhao R, Wang J, Yang M, Liu Z, Liu Z 2012 J. Phys. Chem. C 116 21098
[7] Ramasubramaniam A, Naveh D 2011 Phys. Rev. B 84 075405
[8] Bhowmick S, Singh A K, Yakobson B I 2011 J. Phys. Chem. C 115 9889
[9] Jiang J W, Wang J S, Wang B S 2011 Appl. Phys. Lett. 99 043109
[10] Pruneda J 2010 Phys. Rev. B 81 161409
[11] Ci L, Song L, Jin C, Jariwala D, Wu D, Li Y, Srivastava A, Wang Z, Storr K, Balicas L 2010 Nat. Mater. 9 430
[12] Liu Z, Ma L, Shi G, Zhou W, Gong Y, Lei S, Yang X, Zhang J, Yu J, Hackenberg K P 2013 Nat. Nanotechn. 8 119
[13] Levendorf M P, Kim C J, Brown L, Huang P Y, Havener R W, Mller D A, Park J 2012 Nature 488 627
[14] Sutter P, Cortes R, Lahiri J, Sutter E 2012 Nano Lett. 12 4869
[15] Gao Y, Zhang Y, Chen P, Li Y, Liu M, Gao T, Ma D, Chen Y, Cheng Z, Qiu X, Duan W, Liu Z 2013 Nano Lett. 13 3439
[16] Lu J, Zhang K, Liu X F, Zhang H, Sum T C, Neto A H C, Loh K P 2013 Nat. Commun. 4 2681
[17] Liu M, Li Y, Chen P, Sun J, Ma D, Li Q, Gao T, Gao Y, Cheng Z, Qiu X, Fang Y, Liu Z 2014 Nano Lett. 14 6342
[18] Corso M, Auwärter W, Muntwiler M, Tamai A, Greber T, Osterwalder J 2004 Science 303 217
[19] Dong G, Fourre é B, Tabak F C, Frenken J W 2010 Phys. Rev. Lett. 104 096102
[20] Voloshina E N, Dedkov Y S, Torbrgge S, Thissen A, Fonin M 2012 Appl. Phys. Lett. 100 241606
[21] Liu M, Gao Y, Zhang Y, Zhang Y, Ma D, Ji Q, Gao T, Chen Y, Liu Z 2013 Small 9 1359
[22] Sicot M, Leicht P, Zusan A, Bouvron S, Zander O, Weser M, Dedkov Y S, Horn K, Fonin M 2012 ACS Nano 6 151
[23] Zheng F, Zhou G, Liu Z, Wu J, Duan W, Gu B-L, Zhang S 2008 Phys. Rev. B 78 205415
[24] Nakamura J, Nitta T, Natori A 2005 Phys. Rev. B 72 205429
[25] Liu Y, Bhowmick S, Yakobson B I 2011 Nano Lett. 11 3113
[26] Sánchez-Barriga J, Varykhalov A, Scholz M, Rader O, Marchenko D, Rybkin A, Shikin A, Vescovo E 2010 Diam. Relat. Mater. 19 734
[27] Sutter P, Sadowski J T, Sutter E A 2010 J. Am. Chem. Soc. 132 8175
[28] Usachov D, Fedorov A, Vilkov O, Adamchuk V, Yashina L, Bondarenko L, Saranin A, Grneis A, Vyalikh D 2012 Phys. Rev. B 86 155151
[29] Martoccia D, Willmott P, Brugger T, Björck M, Gnther S, Schleptz C, Cervellino A, Pauli S, Patterson B, Marchini S 2008 Phys. Rev. Lett. 101 126102
[30] Ma T, Ren W, Zhang X, Liu Z, Gao Y, Yin L C, Ma X L, Ding F, Cheng H M 2013 Proc. Natl. Acad. Sci. 110 20386
[31] Shu H, Chen X, Tao X, Ding F 2012 ACS Nano 6 3243
[32] Phark S-h, Borme J, Vanegas A L, Corbetta M, Sander D, Kirschner J 2012 Nanoscale Res. Lett. 7 1
[33] Drost R, Uppstu A, Schulz F, Hämäläinen S K, Ervasti M, Harju A, Liljeroth P 2014 Nano Lett. 14 5128