Triphenylene adsorption on Cu(111) and relevant graphene self-assembly

Chen Qiao-Yue¹, Song Jun-Jie³, Jing Liwei¹, Huang Kaikai¹, He Pimo^{1, 2, ‡}, Zhang Hanjie^{1, †}

(a) STM image with monolayer coverage of TP molecules on Cu(111) (50 nm × 50 nm, V_T = −0.516 V, I_T = 0.574 nA). (b) High resolution STM image (10 nm × 10 nm, V_T = −0.447 V, I_T = 0.088 nA). (c) Line profile along the straight line indicated in (b). (d) The enlarged STM image showing the molecular orientation in details.