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相关论文: Phonons and Thermal Transport in Graphene and Grap…

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The discovery of unusual heat conduction properties of graphene has led to a surge of theoretical and experimental studies of phonon transport in two-dimensional material systems. The rapidly developing graphene thermal field spans from…

材料科学 · 物理学 2016-02-01 Denis L. Nika , Alexander A. Balandin

Properties of phonons - quanta of the crystal lattice vibrations - in graphene have attracted strong attention of the physics and engineering communities. Acoustic phonons are the main heat carriers in graphene near room temperature while…

介观与纳米尺度物理 · 物理学 2015-06-04 Denis L. Nika , Alexander A. Balandin

In this paper we review thermal properties of graphene and multilayer graphene and discuss the optothermal technique developed for the thermal conductivity measurements. We also outline different theoretical approaches used for the…

介观与纳米尺度物理 · 物理学 2015-03-10 Alexander A. Balandin , Denis L. Nika

Graphene exhibits extraordinary electronic and mechanical properties, and extremely high thermal conductivity. Being a very stable atomically thick membrane that can be suspended between two leads, graphene provides a perfect test platform…

The subject of thermal transport at the mesoscopic scale and in low-dimensional systems is interesting for both fundamental research and practical applications. As the first example of truly two-dimensional materials, graphene has…

材料科学 · 物理学 2014-06-10 Yong Xu , Zuanyi Li , Wenhui Duan

I present a concise account concerning the emergence of a research field, which deals with the thermal properties of graphene, covering the refinement of understanding of phonon transport in two-dimensional material systems. The practical…

介观与纳米尺度物理 · 物理学 2022-03-01 Alexander A. Balandin

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…

材料科学 · 物理学 2024-12-25 Archishman Gupta , Ankit Arora

Two-dimensional materials, such as graphene, boron nitride and transition metal dichalcogenides, have attracted increased interest due to their potential applications in electronics and optoelectronics. Thermal transport in two-dimensional…

材料科学 · 物理学 2017-03-07 Xiaokun Gu , Ronggui Yang

We review experimental and theoretical results on thermal transport in semiconductor nanostructures (multilayer thin films, core/shell and segmented nanowires), single- and few-layer graphene, hexagonal boron nitride, molybdenum disulfide…

介观与纳米尺度物理 · 物理学 2018-06-13 Alexandr I. Cocemasov , Calina I. Isacova , Denis L. Nika

Following the emergence of many novel two-dimensional (2-D) materials beyond graphene, interest has grown in exploring implications for fundamental physics and practical applications, ranging from electronics, photonics, phononics, to…

材料科学 · 物理学 2018-12-05 Xiaokun Gu , Yujie Wei , Xiaobo Yin , Baowen Li , Ronggui Yang

Two-dimensional materials have unusual phonon structures due to the presence of flexural (out-of-plane) modes. Although molecular dynamics simulations have been extensively used to study heat transport in such materials, conventional…

Recently, there have been increasing interests in phonon thermal transport in low dimensional materials, due to the crucial importance for dissipating and managing heat in micro and nano electronic devices. Significant progresses have been…

介观与纳米尺度物理 · 物理学 2017-01-12 Xiangfan Xu , Jie Chen , Baowen Li

Graphene is a two-dimensional (2D) material with over 100-fold anisotropy of heat flow between the in-plane and out-of-plane directions. High in-plane thermal conductivity is due to covalent sp2 bonding between carbon atoms, whereas…

材料科学 · 物理学 2013-01-29 Eric Pop , Vikas Varshney , Ajit K. Roy

We review thermal properties of graphene and few-layer graphene, and discuss applications of these materials in thermal management of advanced electronics. The intrinsic thermal conductivity of graphene - among the highest of known…

介观与纳米尺度物理 · 物理学 2015-08-11 Zhong Yan , Denis L. Nika , Alexander A. Balandin

The phonon thermal transport properties of twisted bi-layer graphene are investigated using lattice dynamics and the Boltzmann transport equation. The thermal conductivities of 13.2 and 21.8 twisted configurations are 56% and 36% lower than…

介观与纳米尺度物理 · 物理学 2023-11-07 Shahid Ahmed , Shadab Alam , Ankit Jain

All-carbon heterostructures have been produced recently via focused ion beam patterning of single layer graphene. Amorphized graphene is similar to a graphene sheet in which some hexagons are replaced by a combination of pentagonal,…

材料科学 · 物理学 2017-04-07 B Mortazavi , Z Fan , LFC Pereira , A Harju , T Rabczuk

Two-dimensional (2D) materials have attracted significant interest due to their tunable physical properties when stacked into homo- and hetero-structures. Twisting adjacent layers introduces moir\'{e} patterns that strongly influence the…

Understanding the mechanisms of thermal conduction in graphene is a long-lasting research topic, due to its high thermal conductivity. Peierls-Boltzmann transport equation (PBTE) based studies have revealed many unique phonon transport…

材料科学 · 物理学 2019-08-14 Xiaokun Gu , Zheyong Fan , Hua Bao , C. Y. Zhao

Porous graphene and graphite are increasingly utilized in electrochemical energy storage and solar-thermal applications due to their unique structural and thermal properties. In this study, we conduct a comprehensive analysis of the lattice…

介观与纳米尺度物理 · 物理学 2025-04-14 John Crosby , Haoran Cui , Yan Wang

Coherent wave effects of thermal phonons hold promise of transformative opportunities in thermal transport control but remain largely unexplored due to the small wavelength of thermal phonons, typically below a few nanometers. This small…

材料科学 · 物理学 2019-10-09 Usama Choudhry , Shengying Yue , Bolin Liao
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