Multi‐wavelength quantum cascade laser arrays
The progress on multi‐wavelength quantum cascade laser arrays in the mid‐infrared is
reviewed, which are a powerful, robust and versatile source for next‐generation …
reviewed, which are a powerful, robust and versatile source for next‐generation …
Optical phased array beam steering in the mid-infrared on an InP-based platform
Compact, lightweight, high-power beam-steering devices operating in the mid-infrared
atmospheric window λ= 3− 5µm are attractive for aerial-based applications such as long …
atmospheric window λ= 3− 5µm are attractive for aerial-based applications such as long …
Widely tunable 2.3 μm III-V-on-silicon Vernier lasers for broadband spectroscopic sensing
Heterogeneously integrating III-V materials on silicon photonic integrated circuits has
emerged as a promising approach to make advanced laser sources for optical …
emerged as a promising approach to make advanced laser sources for optical …
Monolithically, widely tunable quantum cascade lasers based on a heterogeneous active region design
Quantum cascade lasers (QCLs) have become important laser sources for accessing the
mid-infrared (mid-IR) spectral range, achieving watt-level continuous wave operation in a …
mid-infrared (mid-IR) spectral range, achieving watt-level continuous wave operation in a …
Rf-modulation of mid-infrared distributed feedback quantum cascade lasers
We present the electrical and optical characterization and theoretical modeling of the
transient behavior of regular 4.5-μm single-mode emitting distributed feedback (DFB) …
transient behavior of regular 4.5-μm single-mode emitting distributed feedback (DFB) …
Dual-wavelength DFB quantum cascade lasers: sources for multi-species trace gas spectroscopy
F Kapsalidis, M Shahmohammadi, MJ Süess, JM Wolf… - Applied Physics B, 2018 - Springer
We report on the design, fabrication, and performance of dual-wavelength distributed-
feedback (DFB) quantum cascade lasers (QCLs) emitting at several wavelengths in the mid …
feedback (DFB) quantum cascade lasers (QCLs) emitting at several wavelengths in the mid …
Rapid Detection of Volatile Organic Compounds by Switch–Scan Tuning of Vernier Quantum-Cascade Lasers
R Brechbühler, M Selakovic, P Scheidegger… - Analytical …, 2023 - ACS Publications
Volatile organic compounds (VOCs) exhibit typically broad and mutually overlapping ro-
vibrational absorption fingerprints. This complexity has so far limited the applicability of laser …
vibrational absorption fingerprints. This complexity has so far limited the applicability of laser …
High performance monolithic, broadly tunable mid-infrared quantum cascade lasers
Mid-infrared lasers, emitting in the spectral region of 3–12 μm that contains strong
characteristic vibrational transitions of many important molecules, are highly desirable for …
characteristic vibrational transitions of many important molecules, are highly desirable for …
Extended and quasi-continuous tuning of quantum cascade lasers using superstructure gratings and integrated heaters
In this work, we demonstrate broad electrical tuning of quantum cascade lasers at 9.25 μm,
8.5 μm, and 4.4 μm in continuous wave operation using Vernier-effect distributed Bragg …
8.5 μm, and 4.4 μm in continuous wave operation using Vernier-effect distributed Bragg …
In-water fiber-optic evanescent wave sensing with quantum cascade lasers
P Chevalier, M Piccardo, GM de Naurois… - Sensors and Actuators B …, 2018 - Elsevier
The ability of detecting harmful chemicals is an important safety requirement for drinking
water systems. An apparatus for in-water chemical sensing based on the absorption of …
water systems. An apparatus for in-water chemical sensing based on the absorption of …