Research

We work on a variety of projects that involve thermal energy transport and conversion, semiconductor structures and devices, and electronics. These all leverage a mixture of experiments and modelling ranging from simple tests and idealized models to complex custom measurements and high performance computing. Some of our current research areas are described below with links to recent relevant publications.

Research Areas

Light/Matter Interactions

Thermal radiation in nanoscale structures often involves resonant coupling of light and elementary charges. We study ways to enhance, suppress, and control heat transfer or optical processes by tuning these light/matter interactions.

Schematic of electromagnetic coupling and heat transfer in a multilayer structure.

Solid-State Energy Converters

We can efficiently convert heat to electricity or provide cooling with solid-state devices such as thermophotovoltaics. We design, grow, fabricate, and test these devices with an aim to demonstrate new form factors and record performance.

Schematic and SEM images of a nanogap TPV device.

Dynamic Emitters & Absorbers

Emission and absorption of light is critical for a variety of applications, from solar to sensing to power transfer. We create highly customized materials and structures that exhibit narrow-band or tunable emission and absorption characteristics.

Photograph of a thermal emission measurement with a sample glowing at high temperature.

Thermal Management of Electronics

Next-generation power electronics and computing devices generate enormous amounts of heat that must be dissipated to the environment. We study traditional and novel active and passive approaches to manage heat in these devices.

Simulated heatmap of the logic layer of a heterogeneous computing system

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