A strain-balanced, InP-based quantum cascade laser structure designed for light emission
at 4.6 μ m was grown by metal-organic chemical vapor deposition. A maximum total optical …

A strain-balanced, AlInAs/InGaAs/InP quantum cascade laser structure, designed for light
emission near 9µm, was grown by molecular beam epitaxy. Laser devices were processed in …

A strain-balanced, InP-based quantum cascade laser structure, designed for light emission
at 4.6 m using a new nonresonant extraction design approach, was grown by molecular …

Multi-watt continuous-wave room temperature operation with efficiency exceeding 10% has
been demonstrated for quantum cascade lasers essentially in the entire mid-wave and long-…

We present a method of preserving the device wall-plug efficiency by adjusting mirror losses
with facet coatings for longer cavity quantum cascade lasers. An experimental study of …

Strain-balanced In_0.6Ga_0.4As/Al_0.56In_0.44As quantum cascade lasers emitting at a
wavelength of 7.1 μm are reported. The active region is based on a three-phonon-resonance …

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 with the …

A strain-balanced, Al_0.78In_0.22As/In_0.72Ga_0.28As/InP quantum cascade laser structure,
designed for light emission at 4.7µm using the non-resonant extraction design approach, …

In this article we review a selection of recent results on long-wave quantum cascade lasers
both for high power and for single-mode emission. Both MBE-grown and MOCVD-grown …

We report operation of tunable external cavity quantum cascade lasers with emission
wavelength controlled by an acousto-optic modulator (AOM). A long-wave infrared quantum …