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We study the radiative heat transfer and the van der Waals friction between graphene and an amorphous SiO$_2$ substrate. We study the surface phonon-polaritons contribution to the low-field mobility as a function of temperature and of…

Mesoscale and Nanoscale Physics · Physics 2014-09-03 A. I. Volokitin , B. N. J. Persson

Calculations of heat transfer between two plates of gold in an extreme near field is performed taking into account the existence of the electric double layer on metal surfaces. For d < 3nm the double layer contribution exceeds the…

Mesoscale and Nanoscale Physics · Physics 2021-01-20 A. I. Volokitin

Using the fluctuational electrodynamics and nonequilibrium Green's function methods, we demonstrate the existence of a current-induced heat transfer in double-layer graphene even when the temperatures of the two sheets are the same. The…

Mesoscale and Nanoscale Physics · Physics 2019-01-29 Jiebin Peng , Jian-Sheng Wang

We study the heat transfer between graphene and amorphous SiO2. We include both the heat transfer from the area of real contact, and between the surfaces in the non-contact region. We consider the radiative heat transfer associated with the…

Soft Condensed Matter · Physics 2010-07-23 B. N. J. Persson , H. Ueba

Understanding the effect of electric fields on the physical and chemical properties of two-dimensional (2D) nanostructures is instrumental in the design of novel electronic and optoelectronic devices. Several of those properties are…

Mesoscale and Nanoscale Physics · Physics 2014-08-19 Elton J. G. Santos

We consider the near-field radiative energy transfer between two separated parallel plates: graphene supported by a substrate and a magneto-optic medium. We first study the scenario in which the two plates have the same temperature. An…

Optics · Physics 2021-12-14 Gaomin Tang , Lei Zhang , Yong Zhang , Jun Chen , C. T. Chan

Calculations of the radiative and phonon heat transfer between metals in an extreme near field in presence of electrostatic potential difference are given. Potential difference leads to a coupling between the radiation field and acoustic…

Mesoscale and Nanoscale Physics · Physics 2020-08-18 A. I. Volokitin

It is shown that a graphene layer on top of a dielectric slab can dramatically influence the ability of this dielectric for radiative heat exchange. Effect of graphene is related to thermally excited plasmons. Frequency of these resonances…

Mesoscale and Nanoscale Physics · Physics 2012-09-04 V. B. Svetovoy , P. J. van Zwol , J. Chevrier

We investigate theoretically the energy transfer phenomenon in a double-layer graphene (DLG) system in which two layers are coupled due to the Coulomb interlayer interaction without appreciable interlayer tunneling. We use the balance…

Mesoscale and Nanoscale Physics · Physics 2015-06-03 B. Bahrami , T. Vazifehshenas

Understanding the physics underlying energy dissipation is necessary for the effective thermal management of devices based on two-dimensional (2D) materials and requires insights into the interplay between heat generation and diffusion in…

Mesoscale and Nanoscale Physics · Physics 2020-05-08 Zhun-Yong Ong , Myung-Ho Bae

We compute the radiative heat transfer between two sheets of 2D Dirac materials, including topological Chern insulators and graphene, within the framework of the local approximation for the optical response of these materials. In this…

Mesoscale and Nanoscale Physics · Physics 2015-07-31 Pablo Rodriguez-Lopez , Wang-Kong Tse , Diego A. R. Dalvit

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…

Materials Science · Physics 2013-01-29 Eric Pop , Vikas Varshney , Ajit K. Roy

Owing to its two dimensional electronic structure, graphene exhibits many unique properties. One of them is a wave vector and temperature dependent plasmon in the infrared range. Theory predicts that due to these plasmons, graphene can be…

Mesoscale and Nanoscale Physics · Physics 2013-05-30 P. J. van Zwol , S. Thiele , C. Berger , W. A. de Heer , J. Chevrier

Graphene has been widely used to construct low-resistance van der Waals (vdW) contacts to other two-dimensional (2D) materials. However, a rise of electron temperature of the graphene under a current flow has not been seriously considered…

Mesoscale and Nanoscale Physics · Physics 2018-07-20 Yohta Sata , Rai Moriya , Naoto Yabuki , Satoru Masubuchi , Tomoki Machida

We study theoretically how energy and heat are transferred between the two-dimensional layers of bilayer carrier systems due to near-field interlayer carrier interaction. We derive general expressions for the interlayer heat transfer and…

Mesoscale and Nanoscale Physics · Physics 2015-06-05 Mika Prunnila , Sampo J. Laakso

The radiative heat transfer between two dielectrics can be strongly enhanced in the near field in the presence of surface phonon-polariton resonances. Nevertheless, the spectral mismatch between the surface modes supported by two dissimilar…

Mesoscale and Nanoscale Physics · Physics 2017-07-07 Riccardo Messina , Philippe Ben-Abdallah , Brahim Guizal , Mauro Antezza

We study the heat transfer between weakly coupled systems with flat interface. We present simple analytical results which can be used to estimate the heat transfer coefficient. As applications we consider the heat transfer across…

Materials Science · Physics 2010-08-27 B. N. J. Persson , A. I. Volokitin , H. Ueba

We study the near-field radiative energy transfer between graphene and an amorphous SiO$_2$ substrate. In comparison with the existing theories of near-field radiative heat transfer our theory takes into account that the free carriers in…

Mesoscale and Nanoscale Physics · Physics 2014-09-03 A. I. Volokitin , B. N. J. Persson

We investigate the van der Waals friction between graphene and an amorphous SiO$_2$ substrate. We find that due to this friction the electric current is saturated at a high electric field, in agreement with experiment. The saturation…

Mesoscale and Nanoscale Physics · Physics 2014-09-02 A. I. Volokitin , B. N. J. Persson

Electrical and thermal transport across material interfaces is key for 2D electronics in semiconductor technology, yet their relationship remains largely unknown. We report a theoretical proposal to separate electronic and phononic…

Mesoscale and Nanoscale Physics · Physics 2024-07-23 Linxin Zhai , Zhiping Xu
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