STM study of selenium adsorption on Au(111) surface
Liu Bin, Zhuang Yuan, Que Yande †, Xu Chaoqiang, Xiao Xudong ‡
       

Formation of Se clusters on Au(111) at room temperature. (a) STM image of Se/Au(111). (b) Height profile of Se clusters along the blue arrowed line in panel (a). The tunneling condition: Vbias = –3.0 V, Iset = 50 pA.