Negative poisson’s ratio of sulfides dominated by strong intralayer electron repulsion

• Main Authors: Zhu, Yucheng, Cao, Xiaofei, Yang, Shuaijun, Hu, Jun, Li, Baotong, Chen, Zhong
• Other Authors: School of Materials Science and Engineering
• Format: Article
• Language: English
• Published: 2024
• Subjects: Engineering
• Online Access: https://hdl.handle.net/10356/180525
• Institution: Nanyang Technological University

Geometrical variations in a particular structure or other mechanical factors are often cited as the cause of a negative Poisson's ratio (NPR). These factors are independent of the electronic properties of the materials. This work investigates a class of two-dimensional (2D) sulfides with the ch...