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Related papers: Thermal transport in a 2D amorphous material

200 papers

Modifying phonon thermal conductivity in nanomaterials is important not only for fundamental research but also for practical applications. However, the experiments on tailoring the thermal conductivity in nanoscale, especially in…

Mesoscale and Nanoscale Physics · Physics 2018-02-27 Adili Aiyiti , Shiqian Hu , Chengru Wang , Qing Xi , Zhaofang Cheng , Minggang Xia , Yanling Ma , Jianbo Wu , Jie Guo , Qilang Wang , Jun Zhou , Jie Chen , Xiangfan Xu , Baowen Li

Low temperature carrier transport properties in two-dimensional (2D) semiconductor systems can be theoretically well-understood within a mean-field type RPA-Boltzmann theory as being limited by scattering from screened Coulomb disorder…

Mesoscale and Nanoscale Physics · Physics 2015-11-18 S. Das Sarma , E. H. Hwang

Heat transport in glasses across a wide range of temperature is vital for applications in gate dielectrics and heat insulator. However, it remains poorly understood due to the challenges of modeling vibrational anharmonicity below glass…

Materials Science · Physics 2025-02-06 Zezhu Zeng , Xia Liang , Zheyong Fan , Yue Chen , Michele Simoncelli , Bingqing Cheng

The room temperature carrier mobility in atomically thin 2D materials is usually far below the intrinsic limit imposed by phonon scattering as a result of scattering by remote charged impurities in its environment. We simulate the charged…

Mesoscale and Nanoscale Physics · Physics 2014-12-11 Zhun-Yong Ong , Gang Zhang , Yong Wei Zhang

The recent discovery of methods to isolate graphene, a one-atom-thick layer of crystalline carbon, has raised the possibility of a new class of nano-electronics devices based on the extraordinary electrical transport and unusual physical…

Mesoscale and Nanoscale Physics · Physics 2008-10-02 Xu Du , Ivan Skachko , Anthony Barker , Eva Y. Andrei

Probing the ideal limit of interfacial thermal conductance (ITC) in two-dimensional (2D) heterointerfaces is of paramount importance for assessing heat dissipation in 2D-based nanoelectronics. Using graphene/hexagonal boron nitride…

Strongly disordered and strongly interacting quantum critical points are difficult to access with conventional field theoretic methods. They are, however, both experimentally important and theoretically interesting. In particular, they are…

High Energy Physics - Theory · Physics 2016-05-04 Sean A. Hartnoll , David M. Ramirez , Jorge E. Santos

Carbon's versatility allows it to form diverse structures with unique properties, driven by its moderate electronegativity, small ionic radius, and ability to adopt \textit{sp}, \textit{sp\textsuperscript{2}}, and…

Transition metal dichalcogenide (TMD) alloys have attracted great interests in recent years due to their tunable electronic properties, especially the semiconductor-metal phase transition, along with their potential applications in…

Materials Science · Physics 2018-06-13 Xin Qian , Puqing Jiang , Peng Yu , Xiaokun Gu , Zheng Liu , Ronggui Yang

Based on first-principles calculations and full iterative solution of the linearized Boltzmann-Peierls transport equation for phonons within three-phonon scattering framework, we characterize the lattice thermal conductivities $\kappa$ of…

Materials Science · Physics 2015-06-30 Youdi Kuang , Lucas Lindsay , Sanqiang Shi , Xinjiang Wang , Ruiqiang Guo , Baoling Huang

In this work, we present a comprehensive investigation of graphene's thermal conductivity using first-principles density functional perturbation theory calculations, with a focus on the phonon and lattice vibrational properties underlying…

Materials Science · Physics 2024-12-25 Archishman Gupta , Ankit Arora

Simulation of transport properties of confined, low-dimensional fluids can be performed efficiently by means of Multi-Particle Collision (MPC) dynamics with suitable thermal-wall boundary conditions. We illustrate the effectiveness of the…

Statistical Mechanics · Physics 2025-03-12 Rongxiang Luo , Stefano Lepri

The mechanism of thermal conductivity in amorphous polymers, especially polymer fibers, is unclear in comparison with that in inorganic materials. Here, we report the observation of across over of heat conduction behavior from three…

Very recently, a new graphene-like crystalline, hole-free, 2D-single-layer carbon nitride C3N, has been fabricated by polymerization of 2,3-diaminophenazine and used to fabricate a field-effect transistor device with an on-off current ratio…

Computational Physics · Physics 2017-09-27 Yan Gao , Haifeng Wang , Maozhu Sun , Yingchun Ding , Lichun Zhang , Qingfang Li , Jidong Zhang

Since the discovery of graphene, a tremendous amount of two dimensional (2D) materials have surfaced. Their electronic properties can usually be well understood without considering correlations between electrons. On the other hand, strong…

The thermal conductivity of graphene nanoribbons (layer from 1 to 8 atomic planes) is investigated by using the nonequilibrium molecular dynamics method. We present that the room-temperature thermal conductivity decays monotonically with…

Mesoscale and Nanoscale Physics · Physics 2015-06-03 Wei-Rong Zhong , Mao-Ping Zhang , Bao-Quan Ai , Dong-Qin Zheng

The recent discovery of two-dimensional magnetic order in van-der Waals materials has stimulated a renaissance in the field of atomically-thin magnets. This has led to promising demonstrations of spintronic functionality such as tunneling…

Monolayers of graphene and hexagonal boron nitride (hBN) are highly permeable to thermal protons. For thicker two-dimensional (2D) materials, proton conductivity diminishes exponentially so that, for example, monolayer MoS2 that is just…

Mesoscale and Nanoscale Physics · Physics 2019-09-04 L. Mogg , G. -P. Hao , S. Zhang , C. Bacaksiz , Y. Zou , S. J. Haigh , F. M. Peeters , A. K. Geim , M. Lozada-Hidalgo

Two-dimensional (2D) materials represented by graphene stand out in future electrical industry and have been widely studied. As a commonly existing factor in electronic devices, the electric field has been extensively utilized to modulate…

Computational Physics · Physics 2022-08-17 E Zhou , Donghai Wei , Jing Wu , Guangzhao Qin , Ming Hu

Two-dimensional materials were first isolated no longer than ten years ago, and a comprehensive understanding of their properties under non-planar shapes is still being developed. Strictly speaking, the theoretical study of the properties…

Mesoscale and Nanoscale Physics · Physics 2015-06-30 Salvador Barraza-Lopez