WebThis work designs a two-dimensional oxocarbon (named graphether) by the assembly of dimethyl ether molecules, which possesses excellent dynamic and thermal stabilities and has a direct wide-band-gap energy of 2.39 eV, indicating its potential applications in ultraviolet optoelectronic devices. Although many graphene derivatives have sizable … WebJan 6, 2024 · Recently, a two-dimensional (2D) oxocarbon monolayer, graphether, has been arousing extensive attention owing to its excellent electrical properties. In this work, we calculate the lattice thermal conductivity (k) of graphether and graphene using first-principles calculations and the phonon Boltzman …
Origin of ultra-low lattice thermal conductivity in Cs2BiAgX6 …
Webbuckling of graphether, measured by the vertical distance between the bottommost O atoms and the uppermost O atoms, is slightly larger than that of Pmmn-C 2 O. Moreover, … WebDec 5, 2024 · Our first-principle calculations reveal the following findings: (1) Monolayer graphether possesses excellent dynamical and thermal stabilities as demonstrated by its favourable cohesive energy, absence of the soft phonon modes, and high melting point. (2) It has a direct wide-band-gap of 2.39 eV, indicating its potential applications in ... how much can you send on venmo daily
First-principles calculations of phonon behaviors in …
WebJun 1, 2024 · The analysis of phonon behaviors in this study contributes to an in-depth understanding of the thermal transport in graphether for the first time, which provides valuable guidelines for grapheTher-based phonon engineering applications and 2D nanoelectronic devices. Expand Webgraphether: a comparative study with graphene Xiaoheng Yang,‡a Dan Han,‡a Hongzhao Fan,a Man Wang,a Mu Du*b and Xinyu Wang*a a Institute of Thermal Science and Technology, Shandong University, Jinan 250061, China b Institute for Advanced Technology, Shandong University, Jinan 250061, China 1. WebJan 12, 2024 · Graphether, a two-dimensional oxocarbon monolayer, has attracted wide attention due to its excellent mechanical, thermal, and electrical performance. Armchair … photos of marching bands