3 papers
cond-mat.soft2024
Microscopic dynamics of collective acoustic excitations in simple liquids
Yixin Xu, Xing Xiang, Zhigang Li +1
In this letter, we systematically investigate the microscopic dynamics of collective vibrational excitations in simple liquids. The thermodynamic states of simple liquids are unifi…
cond-mat.mtrl-sci2024
Observation of Extraordinary Vibration Scatterings Induced by Strong Anharmonicity in Lead-Free Halide Double Perovskites
Guang Wang, Jiongzhi Zheng, Jie Xue +5
Lead-free halide double perovskites provide a promising solution for the long-standing issues of lead-containing halide perovskites, i.e., the toxicity of Pb and the low stability…
cond-mat.mtrl-sci2024
Ineffectiveness of Formamidine in Suppressing Ultralow Thermal Conductivity in Cubic Hybrid Perovskite FAPbI3
Jiongzhi Zheng, Zheng Chang, Changpeng Lin +5
Fundamentally understanding the lattice dynamics and microscopic mechanisms of thermal transport in cubic hybrid organic-inorganic perovskites remains elusive, primarily due to the…