106 citations · 318 across the 16 of their papers we have counts for
16 papers
Optimized Nanogap Thermophotovoltaic Devices for Waste Heat Recovery
Mehran Habibzadeh, Sheila Edalatpour
Nanogap thermophotovoltaic (TPV) devices can deliver high power densities even with the medium-temperature heat sources. As such, these devices are very promising for recovering in…
Interfacial Heat Transport via Evanescent Radiation by Hot Electrons
William D. Hutchins, Saman Zare, Mehran Habibzadeh +2
We predict an additional thermal transport pathway across metal/non-metal interfaces with large electron-phonon non-equilibrium via evanescent radiative heat transfer. In such syst…
Enhancing Near-Field Radiative Heat Transfer between Dissimilar Dielectric Media by Coupling Surface Phonon Polaritons to Graphenes Plasmons
Mehran Habibzadeh, Md. Shofiqul Islam, Philippe K. Chow +1
Dielectric media are very promising for near-field radiative heat transfer (NFRHT) applications as these materials can thermally emit surface phonon polaritons (SPhPs) resulting in…
Phonon Thermal Transport between Two in-Plane, Two-Dimensional Nanoribbons in the Extreme Near-Field Regime
Md Jahid Hasan Sagor, Sheila Edalatpour
The phonon thermal conductance of sub-nanometric vacuum gaps between two in-plane nanoribbons of two-dimensional materials (graphene and silicene) is analyzed using the atomistic G…
Probing Near-Field Thermal Emission of Localized Surface Phonons from Silicon Carbide Nanopillars
Saman Zare, Ramin Pouria, Philippe K. Chow +3
Thermal emission of localized surface phonons (LSPhs) from nanostructures of polaritonic materials is a promising mechanism for tuning the spectrum of near-field thermal radiation.…
The Effect of Non-Local Electrical Conductivity on Near-Field Radiative Heat Transfer between Graphene Sheets
Saman Zare, Behrad Zeinali Tajani, Sheila Edalatpour
Graphene's near-field radiative heat transfer is determined from its electrical conductivity, commonly modeled using the local Kubo and Drude formulas. In this letter, we analyze t…
The Quantum Confinement Effect on the Spectrum of Near-Field Thermal Radiation by Quantum Dots
Saman Zare, Sheila Edalatpour
The quantum confinement effect on the spectrum of near-field thermal radiation by periodic and random arrays of quantum dots (QDs) is investigated. The local density of states (LDO…
Spatial Coherence of Thermal Emission by a Sphere
Saman Zare, Sheila Edalatpour
Analytical expressions for calculating the energy density and spatial correlation function of thermal emission by a homogeneous, isothermal sphere of arbitrary size and material ar…
Near-Field Thermal Emission by Periodic Arrays
Sheila Edalatpour
Near-field thermal emission can be engineered by using periodic arrays of sub-wavelength emitters. The array thermal emission is dependent on the shape, size, and materials propert…
The Measurement of Near-Field Thermal Emission Spectra using an Infrared Waveguide
Saman Zare, Carl Tripp, Sheila Edalatpour
We describe a simple and robust method using an internal reflection element acting as an infrared waveguide to measure the spectra of near-field thermal emission. We experimentally…
Spectral redshift of the thermal near field scattered by a probe
Sheila Edalatpour, Vahid Hatamipour, Mathieu Francoeur
The physics underlying spectral redshift of thermally generated surface phonon-polaritons (SPhPs) observed in near-field thermal spectroscopy is investigated. Numerically exact flu…
Apparent spectral shift of thermally generated surface phonon-polariton resonance mediated by a non-resonant film
Vahid Hatamipour, Sheila Edalatpour, Mathieu Francoeur
The physical origin of spectral shift of thermally generated surface phonon-polariton (SPhP) resonance of a silicon carbide (SiC) bulk mediated by a non-resonant film is elucidated…
Near-field radiative heat transfer between arbitrarily-shaped objects and a surface
Sheila Edalatpour, Mathieu Francoeur
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.…
Near-field thermal electromagnetic transport: An overview
Sheila Edalatpour, John DeSutter, Mathieu Francoeur
A general near-field thermal electromagnetic transport formalism that is independent of the size, shape and number of heat sources is derived. The formalism is based on fluctuation…
Convergence analysis of the thermal discrete dipole approximation
Sheila Edalatpour, Martin Cuma, Tyler Trueax +2
The thermal discrete dipole approximation (T-DDA) is a numerical approach for modeling near-field radiative heat transfer in complex three-dimensional geometries. In this work, the…
The Thermal Discrete Dipole Approximation (T-DDA) for near-field radiative heat transfer simulations in three-dimensional arbitrary geometries
Sheila Edalatpour, Mathieu Francoeur
A novel numerical method called the Thermal Discrete Dipole Approximation (T-DDA) is proposed for modeling near-field radiative heat transfer in three-dimensional arbitrary geometr…