Multilayer Rhombohedral TMD Single Crystals

Interfacial epitaxy, phase-pure

Rhombohedral TMDs grown by interfacial epitaxy on nickel with controlled thickness and consistent 3R stacking, exhibiting far higher carrier mobility and nonlinear optical response than their hexagonal counterparts.

Qin, Biao · Ma, Chaojie · Guo, Quanlin · Li, Xiuzhen · Wei, Wenya · Chenjun, Ma · Wang, Qinghe · Liu, Fang · Zhao, Mengze · Xue, Guodong · Qi, Jiajie · Wu, Muhong · Hong, Hao · Du, Luojun · Zhao, Qing · Gao, Peng · Wang, Xinqiang · Wang, Enge · Zhang, Guangyu · Liu, Can · Liu, Kaihui

Science 2024

Specifications

双层迁移率

{'zh': '155', 'en': ''} cm2 V-1

厚层

{'zh': '3', 'en': ''} R-MoS2

厚度可控从几层到

{'zh': '15000', 'en': ''} 层

Advantages

Compositions include MoS2, MoSe2, WS2, WSe2, NbS2, NbSe2, MoSSe