activity
20182021
most citedRadiative thermal diode driven by non-reciprocal surface waves

107 citations · 450 across the 10 of their papers we have counts for

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10 papers · 1 filter

cond-mat.mes-hall2021★ 20 cited

Topological near-field heat flow in a honeycomb lattice

Annika Ott, Svend-Age Biehs

We study the near-field thermal radiation of topologically protected edge modes in a honeycomb lattice of plasmonic InSb nanoparticles. We show that the heat transport by near-fiel…

cond-mat.mes-hall2021★ 21 cited

Thermal near-field energy density and LDOS in topological 1D SSH chains and 2D SSH lattices of plasmonic nanoparticles

Annika Ott, Zhenghua An, Achim Kittel +1

We derive a general expression for electric and magnetic part of the near-field energy density of dipoles of temperatures immersed in a background field havi…

cond-mat.mes-hall2021★ 46 cited

Radiative thermal switch exploiting hyperbolic surface phonon polaritons

Annika Ott, Yang Hu, Xiao-Hu Wu +1

We study the radiative heat flux between two nanoparticles in close vicinity to the natural hyperbolic material hBN with its optical axis oriented parallel to the interface. We sho…

cond-mat.mes-hall2020★ 9 cited

Radiative cooling induced by time-symmetry breaking in periodically-driven systems

Riccardo Messina, Annika Ott, Christoph Kathmann +2

We theoretically study the thermal relaxation of many-body systems under the action of oscillating external fields. When the magnitude or the orientation of a field is modulated ar…

cond-mat.mes-hall2020★ 25 cited

Radiative heat flux through a topological Su-Schrieffer-Heeger chain of plasmonic nanoparticles

Annika Ott, Svend-Age Biehs

We investigate the radiative heat transport along a Su-Schrieffer-Heeger chain of InSb nanoparticles. We show that in the topological non-trivial phase, the edge modes dominate the…

cond-mat.mes-hall2020★ 52 cited

Anomalous photon thermal Hall effect

A. Ott, S. -A. Biehs, P. Ben-Abdallah

We predict an anomalous thermal Hall effect (ATHE) mediated by photons in networks of Weyl semi-metals. Contrary to the photon thermal Hall effect in magneto-optical systems which…