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Related papers: Near-field radiative heat transfer between macrosc…

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The radiative heat transfer in the extreme near-field regime, i.e. for distances below 10 nm, remains poorly understood. There are competing experimental results in this regime, with some in good agreement with theoretical predictions,…

Mesoscale and Nanoscale Physics · Physics 2025-05-06 Fridolin Geesmann , Philipp Thurau , Sophie Rodehutskors , Till Ziehm , Ludwig Worbes , Svend-Age Biehs , Achim Kittel

Radiative heat transfer between two far-field-separated nanoparticles placed close to a perfectly conducting nanowire decays logarithmically slow with the interparticle distance. This makes a cylinder an excellent waveguide which can…

Quantum Physics · Physics 2022-10-27 Kiryl Asheichyk , Matthias Krüger

The radiative heat transfer between gold nanoparticle layers is presented using the coupled dipole method. Gold nanoparticles are modelled as effective electric and magnetic dipoles interacting via electromagnetic fluctuations. The effect…

Mesoscale and Nanoscale Physics · Physics 2013-12-05 Anh D. Phan , The-Long Phan , Lilia M. Woods

We examine the non-equilibrium radiative heat transfer between a plate and finite cylinders and cones, making the first accurate theoretical predictions for the total heat transfer and the spatial heat flux profile for three-dimensional…

Classical Physics · Physics 2015-05-28 Alexander P. McCauley , M. T. Homer Reid , Matthias Krüger , Steven G. Johnson

We present a general and convenient first principle method to study near-field radiative heat transfer. We show that the Landauer-like expression of heat flux can be expressed in terms of a frequency and wave-vector dependent macroscopic…

Computational Physics · Physics 2021-01-12 Tao Zhu , Zu-Quan Zhang , Zhibin Gao , Jian-Sheng Wang

We study the heat transfer between two parallel metallic semi-infinite media with a gap in the nanometer-scale range. We show that the near-field radiative heat flux saturates at distances smaller than the metal skin depth when using a…

In this work, we study the thermalization between two bodies separated by a vacuum gap by coupling the non-Fourier behavior of the materials with the radiative heat transfer in the near-field. Unlike the diffusion-type temperature profile,…

Mesoscale and Nanoscale Physics · Physics 2023-06-06 D. Becerril , A. Camacho de la Rosa , R. Esquivel-Sirvent

We develop a small distance expansion for the radiative heat transfer between gently curved objects, in terms of the ratio of distance to radius of curvature. A gradient expansion allows us to go beyond the lowest order proximity transfer…

Quantum Physics · Physics 2013-02-12 Vladyslav A. Golyk , Matthias Krüger , Alexander P. McCauley , Mehran Kardar

We present a theoretical study of near-field heat transfer between two uniaxial anisotropic planar structures. We investigate how the distance and relative orientation (with respect to their optical axes) between the objects affect the heat…

Mesoscale and Nanoscale Physics · Physics 2015-05-28 Svend-Age Biehs , Felipe S. S. Rosa , Philippe Ben-Abdallah

In this Letter, we report on quantitative measurements of the absolute near-field mediated heat flux between a gold coated near-field scanning thermal microscope (NSThM) tip and a planar gold sample at nanometer distances of 0.2 nm- 7 nm.…

Mesoscale and Nanoscale Physics · Physics 2020-10-07 Konstantin Kloppstech , Nils Könne , Svend-Age Biehs , Alejandro W. Rodriguez , Ludwig Worbes , David Hellmann , Achim Kittel

We develop an analytical framework for nonreciprocal radiative heat transfer in two-body planar systems. Based on our formalism, we identify effects that are uniquely nonreciprocal in near-field heat transfer in planar systems. We further…

We study a one-dimensional model of radiative heat transfer for which the effect of the electromag- netic field is only from the scalar potential and thereby ignoring the vector potential contribution. This is a valid assumption when the…

Mesoscale and Nanoscale Physics · Physics 2017-03-22 Jiebin Peng , Han Hoe Yap , Gang Zhang , Jian-Sheng Wang

A fluctuational electrodynamics-based formalism for calculating near-field radiative heat transfer between objects of arbitrary size and shape and an infinite surface is presented. The surface interactions are treated analytically via…

Computational Physics · Physics 2016-07-13 Sheila Edalatpour , Mathieu Francoeur

Many-body physics aims to understand emergent properties of systems made of many interacting objects. This article reviews recent progress on the topic of radiative heat transfer in many-body systems consisting of thermal emitters…

Following a recent report on experiments it has been claimed that a phonon heat transfer through a vacuum gap between two solids due to quantum fluctuations had been measured. Here we make a theoretical analyzis of this mechanism and…

Mesoscale and Nanoscale Physics · Physics 2020-09-28 Svend-Age Biehs , Achim Kittel , Philippe Ben-Abdallah

Here, we outline a theory of radiative heat transfer based on an equivalent electrical network representation for the hot material slabs in an arbitrary multilayered environment with arbitrary distribution of temperatures and…

We present a theory to describe the fluctuations of nonequilibrium radiative heat transfer between two bodies both in far and near-field regime. As predicted by the blackbody theory, in far field, we show that the variance of radiative heat…

Mesoscale and Nanoscale Physics · Physics 2018-05-23 Svend-Age Biehs , Philippe Ben-Abdallah

We simplify the formalism of Polder and Van Hove [Phys.Rev.B {\bf 4}, 3303(1971)], which was developed to calculate the heat transfer between macroscopic and nanoscale bodies of arbitrary shape, dispersive and adsorptive dielectric…

Materials Science · Physics 2009-11-11 A. I. Volokitin , B. N. J. Persson

We derive shape-independent limits to the spectral radiative heat-transfer rate between two closely spaced bodies, generalizing the concept of a black body to the case of near-field energy transfer. Through conservation of energy and…

Optics · Physics 2015-11-18 Owen D. Miller , Steven G. Johnson , Alejandro W. Rodriguez

We demonstrate in this work that the use of metasurfaces provides a viable strategy to largely tune and enhance near-field radiative heat transfer between extended structures. In particular, using a rigorous coupled wave analysis, we…