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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

The near-field interaction between two neighboring particles is known to produce enhanced radiative heat transfer. We advance in the understanding of this phenomenon by including the full electromagnetic particle response, heat exchange…

Mesoscale and Nanoscale Physics · Physics 2015-06-03 Alejandro Manjavacas , F. Javier Garcia de Abajo

We present a theoretical study of radiative heat transfer between dielectric nanogratings in the scattering approach. As a comparision with these exact results, we also evaluate the domain of validity of Derjaguin's Proximity Approximation…

Quantum Physics · Physics 2014-09-16 J. Lussange , R. Guérout , F. S. S. Rosa , J. -J. Greffet , A. Lambrecht , S. Reynaud

We propose a new approach to understand the time-dependent temperature increasing process of gold-silica core-shell nanoparticles injected into chicken tissues under near-infrared laser irradiation. Gold nanoshells strongly absorb…

Mesoscale and Nanoscale Physics · Physics 2018-04-04 Vu T. T. Duong , Anh D. Phan , Nghiem T. H. Lien , Do T. Hue , Do Q. Hoa , Do T. Nga , Tran H. Nhung , Nguyen A. Viet

Radiative heat exchange of spherical particles between each other and with thick polarizable plates is studied in the framework of fluctuation electrodynamics. An additive dipole approximation for the thermal conductance of micrometer sized…

Other Condensed Matter · Physics 2011-02-18 G. V. Dedkov , A. A. Kyasov

We apply an analytical approach for determining the near-field radiative heat transfer between a metallic nanosphere and a planar semi-infinite medium with some given surface structure. This approach is based on a perturbative expansion,…

Mesoscale and Nanoscale Physics · Physics 2015-05-27 Svend-Age Biehs , Oliver Huth , Felix Rüting

In the present work, we theoretically demonstrate that near field radiative transport between one dimensional periodic grating microstructures separated by nanometer vacuum gaps can be spectrally enhanced by exciting magnetic polariton.…

Mesoscale and Nanoscale Physics · Physics 2016-07-27 Yue Yang , Liping Wang

We study the near-field radiative heat transfer between two twisted finite-size polar dielectric nanoparticle gratings. Differently from previous studies of the same configuration, we do not rely on any approximated effective medium theory…

Mesoscale and Nanoscale Physics · Physics 2020-08-11 Minggang Luo , Junming Zhao , Mauro Antezza

In this work, we study the near-field radiative heat transfer between two suspended sheets of anisotropic 2D materials. It is found that the radiative heat transfer can be enhanced with orders-of-magnitude over the blackbody limit for…

Optics · Physics 2018-08-09 Lixin Ge , Yuping Cang , Ke Gong , Lihai Zhou , Daqing Yu , Yongsong Luo

Photothermal effects of gold core-shell nanoparticles and nanorods dispersed in water are theoretically investigated using the transient bioheat equation and the extended Mie theory. Properly calculating the absorption cross section is an…

Materials Science · Physics 2017-11-22 Anh D. Phan , Do T. Nga , Nguyen A. Viet

The near-field electromagnetic interaction between nanoscale objects produces enhanced radiative heat transfer that can greatly surpass the limits established by far-field black-body radiation. Here, we present a theoretical framework to…

Mesoscale and Nanoscale Physics · Physics 2021-06-02 Stephen Sanders , Lauren Zundel , Wilton J. M. Kort-Kamp , Diego A. R. Dalvit , Alejandro Manjavacas

We study the interplay of conductive and radiative heat transfer (RHT) in planar geometries and predict that temperature gradients induced by radiation can play a significant role on the behavior of RHT with respect to gap sizes, depending…

Mesoscale and Nanoscale Physics · Physics 2016-09-28 Riccardo Messina , Weiliang Jin , Alejandro W. Rodriguez

Near-field heat radiation and transfer are rich in various exciting effects, in particular, regarding the amplification due to the geometrical configuration of the system. In this paper, we study heat exchange in situations where the…

Quantum Physics · Physics 2018-11-05 Kiryl Asheichyk , Matthias Krüger

The non-contact heat transfer between two bodies is more efficient than the Stefan-Boltzmann law, when the distances are on the nanometer scale (shorter than Wien's wavelength), due to contributions of thermally excited near fields. This is…

Mesoscale and Nanoscale Physics · Physics 2021-08-06 Carsten Henkel , Paul Philip Schmidt

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

In this letter, we study the radiative heat transfer between two nanoparticles in the near field and in the far field. We find that the heat transfer is dominated by the electric dipole-dipole interaction for dielectric particles and by the…

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…

We investigate the near-field radiative heat transfer between a normally and/or laterally shifted nanoparticle and a planar fused silica slab coated with a strip graphene grating. For this study we develop and use a scattering matrix…

Mesoscale and Nanoscale Physics · Physics 2025-02-20 Minggang Luo , Youssef Jeyar , Brahim Guizal , Mauro Antezza

We present a general framework for studying strongly coupled radiative and conductive heat transfer between arbitrarily shaped bodies separated by sub-wavelength distances. Our formulation is based on a macroscopic approach that couples our…

Mesoscale and Nanoscale Physics · Physics 2016-11-28 Weiliang Jin , Riccardo Messina , Alejandro W. Rodriguez

In this work we focus on the surface roughness correction to the near-field radiative heat transfer between a nanoparticle and a material with a rough surface utilizing a direct perturbation theory up to second order in the surface profile.…

Mesoscale and Nanoscale Physics · Physics 2015-05-27 Svend-Age Biehs , Jean-Jacques Greffet
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