25 citations · 72 across the 14 of their papers we have counts for
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Mid-Infrared Thermal Radiation Harvesting using Uncooled Narrow Bandgap GeSn Thermophotovoltaic cell
Gérard Daligou, Mahmoud R. M. Atalla, Cédric Lemieux-Leduc +4
Thermophotovoltaic (TPV) cells are increasingly attractive for applications in industrial waste heat harvesting, aerospace energy management, and compact power generation. Deployin…
Polarization-sensitive GeSn Mid-Infrared Membrane Photodetectors with Integrated Plasmonic Metasurface
Ziqiang Cai, Cédric Lemieux-Leduc, Mahmoud R. M. Atalla +4
Germanium-Tin (GeSn) semiconductors are promising for mid-infrared optoelectronics owing to their silicon compatibility, tunable bandgap, and potential for room-temperature operati…
Remote Electric Powering by Germanium Photovoltaic Conversion of an Erbium-Fiber Laser Beam
Richard Soref, Francesco De Leonardis, Oussama Moutanabbir +1
The commercially available 4000-Watt continuous-wave Erbium-doped-fiber laser, emitting at the 1567-nanometer wavelength where the atmosphere has high transmission, provides an opp…
Directed High-Energy Infrared Laser Beams for Photovoltaic Generation of Electric Power at Remote Locations
Richard Soref, Francesco De Leonardis, Gerard Daligou +1
Transferring energy without transferring mass is a powerful paradigm to address the challenges faced when the access to, or the deployment of, the infrastructure for energy convers…
Transfer-printed multiple GeSn membrane mid-infrared photodetectors
Cédric Lemieux-Leduc, Mahmoud R. M. Atalla, Simone Assali +8
Due to their narrow band gap and compatibility with silicon processing, germanium-tin (GeSn) alloys are a versatile platform for scalable integrated mid-infrared photon…
Group IV Mid-Infrared Thermophotovoltaic Cells on Silicon
Gérard Daligou, Richard Soref, Anis Attiaoui +4
Compound semiconductors have been the predominant building blocks for the current mid-infrared thermophotovoltaic devices relevant to sub-2000 K heat conversion and power beaming.…
Radiative Carrier Lifetime in GeSn Mid-Infrared Emitters
Gérard Daligou, Anis Attiaoui, Simone Assali +2
GeSn semiconductors hold the premise for large-scale, monolithic mid-infrared photonics and optoelectronics. However, despite the successful demonstration of several Ge…
Extended Short-Wave Infrared Absorption in Group IV Nanowire Arrays
A. Attiaoui, É. Bouthillier, G. Daligou +3
Engineering light absorption in the extended short-wave infrared (e-SWIR) range using scalable materials is a long-sought-after capability that is crucial to implement cost-effecti…