3 papers
physics.app-ph2026
Nonreciprocal Thermophotonic Cooling
Daniel Cui, Parthiban Santhanam, Aaswath P. Raman
Solid-state cooling via electroluminescent emission from light-emitting diodes is a promising alternative to thermoelectric and vapor-compression refrigeration, but practical perfo…
cond-mat.mtrl-sci2025
Directional Thermal Emission Across Both Polarizations in Planar Photonic Architectures
David E. Abraham, Daniel Cui, Baolai Liang +5
Directional and spectral control of thermal emission is essential for applications in energy conversion, imaging, and sensing. Existing planar, lithography-free epsilon-near-zero (…
physics.optics2024
Chip-scale monolithic optoelectronic voltage boost conversion
Parthiban Santhanam, Daniel Cui, Jae Seung Hwang +4
Voltage conversion is a fundamental electronic process critical to engineered systems across a wide spectrum of applications and spanning many orders of magnitude in scale. Convent…