25 citations · 72 across the 14 of their papers we have counts for
15 papers
A Silicon-Compatible Uncooled Compact Broadband Infrared Spectrometer
A. Nomezine, G. Daligou, D. Vlassov +3
Infrared spectroscopy is a widely used technique for molecular identification, yet its widespread deployment remains constrained by bulky instrumentation, cryogenic cooling require…
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…
Midinfrared Semiconductor Photonics - A Roadmap
J. R. Meyer, I. Vurgaftman, S. -Q. Yu +56
Semiconductor photonic devices operating in the midwave infrared (mid-IR, which we roughly define here as wavelengths spanning 3 to 14 microns) uniquely address a wide range of cur…
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…
Mid-Infrared Detectors and Imagers Integrating All-Group IV Nanowires
Lu Luo, Mahmoud RM Atalla, Simone Assali +3
Cost-effective mid-wave infrared (MWIR) optoelectronic devices are of utmost importance to a plethora of applications such as night vision, thermal sensing, autonomous vehicles, fr…
Continuous-wave GeSn light emitting diodes on silicon with m room-temperature emission
Mahmoud R. M. Atalla, Simone Assali, Gérard Daligou +4
Silicon-compatible short- and mid-wave infrared emitters are highly sought-after for on-chip monolithic integration of electronic and photonic circuits to serve a myriad of applica…
Nuclear Spin-Depleted, Isotopically Enriched 70Ge/28Si70Ge Quantum Wells
O. Moutanabbir, S. Assali, A. Attiaoui +6
The p-symmetry of the hole wavefunction is associated with a weaker hyperfine interaction as compared to electrons, thus making hole spin qubits attractive candidates to implement…
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…
Polarization-Tuned Fano Resonances in All-Dielectric Short-Wave Infrared Metasurface
Anis Attiaoui, Gérard Daligou, Simone Assali +3
The short-wave infrared (SWIR) is an underexploited portion of the electromagnetic spectrum in metasurface-based nanophotonics despite its strategic importance in sensing and imagi…
Extended-SWIR Photodetection in All-Group IV Core/Shell Nanowires
Lu Luo, Simone Assali, Mahmoud R. M. Atalla +6
Group IV Ge1-xSnx semiconductors hold the premise of enabling broadband silicon-integrated infrared optoelectronics due to their tunable bandgap energy and directness. Herein, we e…
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…