Ultralow thermal conductivity and anharmonic rattling in two-dimensional CrSX (X = Cl, Br, I) monolayers
Xiaowei Xuan, Zhaoyu Yang, Rui Du, Yimeng Zhao, Yuli Yan, Chang Liu, Hang Li, Guangbiao Zhang
Abstract
X atoms act as generalized rattlers in the direction perpendicular to the Cr–X–Cr plane leading to an extremely low lattice thermal conductivity for CrSX monolayers.
Topics & Concepts
AnharmonicityMonolayerThermal conductivityCondensed matter physicsMaterials scienceThermalPhysicsThermodynamicsNanotechnologyComposite materialThermal properties of materialsAdvanced Thermoelectric Materials and Devices2D Materials and Applications