Quantum cascade laser on silicon

A Spott, J Peters, ML Davenport, EJ Stanton, CD Merritt… - Optica, 2016 - opg.optica.org
The mid-infrared spectral region, 2–20 μm, is of great interest for sensing and detection
applications, in part because the vibrational transition energies of numerous molecules fall …

High-efficiency, high-power mid-infrared quantum cascade lasers

D Botez, JD Kirch, C Boyle, KM Oresick… - Optical Materials …, 2018 - opg.optica.org
The step-taper active-region (STA) design concept is implemented for~ 5.0 μm-emitting
quantum cascade lasers (QCLs) grown by metal-organic chemical vapor deposition …

High power λ~ 8.5 μm quantum cascade laser grown by MOCVD operating continuous-wave up to 408 K

T Fei, S Zhai, J Zhang, N Zhuo, J Liu… - Journal of …, 2021 - iopscience.iop.org
Robust quantum cascade laser (QCL) enduring high temperature continuous-wave (CW)
operation is of critical importance for some applications. We report on the realization of …

Watt-level continuous-wave emission from a bifunctional quantum cascade laser/detector

B Schwarz, CA Wang, L Missaggia… - ACS …, 2017 - ACS Publications
Bifunctional active regions, capable of light generation and detection at the same
wavelength, allow a straightforward realization of the integrated mid-infrared photonics for …

High-power mid-infrared (λ∼ 3-6 μm) quantum cascade lasers

LJ Mawst, D Botez - IEEE Photonics Journal, 2021 - ieeexplore.ieee.org
The performances of mid-infrared (IR) quantum cascade lasers (QCLs) are now reaching a
maturity level that enables a variety of applications which require compact laser sources …

Exploring the effects of molecular beam epitaxy growth characteristics on the temperature performance of state-of-the-art terahertz quantum cascade lasers

N Lander Gower, S Levy, S Piperno, SJ Addamane… - Scientific Reports, 2024 - nature.com
This study conducts a comparative analysis, using non-equilibrium Green's functions
(NEGF), of two state-of-the-art two-well (TW) Terahertz Quantum Cascade Lasers (THz …

5.6 μm quantum cascade lasers based on a two-material active region composition with a room temperature wall-plug efficiency exceeding 28%

A Lyakh, M Suttinger, R Go, P Figueiredo… - Applied Physics …, 2016 - pubs.aip.org
accepted 9 September 2016; published online 20 September 2016) 5.6 lm quantum
cascade lasers based on the Al0. 78In0. 22As/In0. 69Ga0. 31As active region composition …

Room temperature continuous wave operation of InAs-based quantum cascade lasers at 15 µm

AN Baranov, M Bahriz, R Teissier - Optics express, 2016 - opg.optica.org
We report low threshold InAs/AlSb quantum cascade lasers emitting near 15 µm. The
devices are based on a vertical design similar to those employed previously in far infrared …

The physics of mid-infrared semiconductor materials and heterostructures

SJ Sweeney, TD Eales, IP Marko - Mid-infrared Optoelectronics, 2020 - Elsevier
This chapter reviews the fundamental physics and associated limitations of semiconductor
lasers operating across the mid-infrared (MIR) range of 2–20 μm. Using a combination of …

[HTML][HTML] Room temperature negative differential resistance in terahertz quantum cascade laser structures

A Albo, Q Hu, JL Reno - Applied Physics Letters, 2016 - pubs.aip.org
The mechanisms that limit the temperature performance of GaAs/Al 0.15 GaAs-based
terahertz quantum cascade lasers (THz-QCLs) have been identified as thermally activated …