CVD-Controlled WS₂ Nanosheets

Multi-Morphology, High Crystallinity

An improved CVD process using a mixture of transition metal oxides and chalcogenides as precursors enables the controlled synthesis of 2H-phase tungsten disulfide nanosheets with various morphologies, high crystallinity, and uniform elemental distribution.

Jiashuo, Yan · Lian, Shuang · Zhigang, Cao · Yadan, Du · Ping, Wu · Sun, Huijuan · An, Yukai

Vacuum 2023

Specifications

气流量
{'zh': '50', 'en': ''} sccm

Advantages

Obtained large triangular, hexagonal, small triangular, terraced, and spiral structures

2H phase structure, high crystallization quality

Uniform distribution of W and S elements