Acta Physica Sinica, Volume. 68, Issue 21, 216201-1(2019)
Fig. 1. Molecular dynamics model of mono-layer MoS2: (a) With twin boundaries; (b) without twin boundary. 单层MoS2的分子动力学模型 (a)含孪晶界; (b)不含孪晶界
Fig. 2. (a) Strain energy
Fig. 3. Atomic structures corresponding to the tensile curves: (a) With twin boundary, point
Fig. 4. Effects of temperature and the twin lamellar spacing: (a) Effect of temperature on strain energy; (b) effect of temperature on stress; (c) effect of twin lamellar spacing effect on strain energy; (d) effect of twin lamellar spacing effect on stress.温度和孪晶界面间距的影响 (a)不同温度下的应变能; (b)不同温度下的应力; (c)不同孪晶片层间距下的应变能; (d)不同孪晶片层间距下的应力
Fig. 5. Effect of a Mo3S2 void on the tensile stress of specimen 孔洞对拉伸应力的影响
Fig. 6. Voided mono-layer MoS2 without twin boundary: (a)
Fig. 7. Voided mono-layer MoS2 with twin boundaries: (a)
Fig. 8. Distribution of tensile stress in the voided mono-layer MoS2 sheet with twin boundaries: (a)
Fig. 9. Correlation of the fracture strain
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Yu-Fei Shao, Fan-Shun Meng, Jiu-Hui Li, Xing Zhao.
Received: Dec. 3, 2018
Accepted: --
Published Online: Sep. 17, 2020
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