First-principles study of layer-dependent band alignment and work function in MoS<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" altimg="si36.svg" display="inline" id="d1e303"><mml:msub><mml:mrow/><mml:mrow><mml:mn>2</mml:mn></mml:mrow></mml:msub></mml:math> nanoflakes

Duxing Xie, Fengzhen Yang, Qiu Xu, Yuhao Hu, Yi Sun, Shuang He, Xiufeng Wang, Xiufeng Wang