This paper discusses existing and prospective laser devices for countermeasure systems
that operate in the IR region. Attention is mainly devoted to questions of counteracting …

Room-temperature lasing at a wavelength of 8 μm in multistage quantum-cascade lasers
pumped by current pulses is demonstrated. A quantum-cascade laser heterostructure based …

The method of molecular-beam epitaxy was used to fabricate an elastically balanced
heterostructure of a quantum-cascade laser for the spectral range of 4.6 μm based on a …

Abstract The In0. 37Al0. 63As/In0. 65Ga0. 35As/In0. 53Ga0. 47As quantum-cascade lasers
for 7–8 μm spectral range have been fabricated and studied. The use of a multicomponent …

The results of studies of 7.5–8.0 μm range surface-emitting ring quantum-cascade lasers are
presented. A second-order diffraction grating with a calculated coupling coefficient of~ 9 cm …

We present the results on growth, characterization and optical properties of quantum-
cascade laser heterostructures grown by molecular-beam epitaxy. The double-phonon …

Abstract Quantum-cascade room-temperature 4.5–4.6 μm lasers with different numbers of
quantum cascades are developed and studied. It is shown that losses at the metallised …

We present the results of experiments on the fabrication and study of the properties of
quantum-cascade lasers of the spectral range of 7–8 μm in the geometry of a waveguide …

The results obtained in a study of the structural and optical properties of GaAs/AlGaAs
heterostructures with 228 quantum cascades, grown by molecular-beam epitaxy, and in a …

The results of studies of ring quantum-cascade lasers with surface emission due to a second-
order grating formed in the top cladding layers are presented. Surface emission near 7.85 …