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 …

Long-wave infrared (LWIR, λ≈ 8− 12µm) quantum cascade lasers (QCLs) are drawing
increasing interest, as they provide the possibility of long-distance transmission of light …

The time-resolved (TR) temperature profile of actively biased mid-infrared quantum cascade
lasers (MIR QCLs) was measured by using charge-coupled-device (CCD)-based …

Thermal profiles of a single-element quantum cascade laser (QCL) and a five-element QCL
array at different bias currents, under quasi-continuous-wave (QCW) conditions, are …

This work presents an electron microscopy study of damage propagation in long-wave
buried heterostructure quantum cascade lasers (QCLs) subjected to varying degrees of …

In this paper external degradation type of failure of Quantum Cascade Laser is analyzed.
The failure mode discussed in the work is connected with the damage of the gold, top …

Reversible lasing performance degradation is investigated on an uncoated actively-biased
GaAs/Al_0. 45Ga_0. 55As mid-infrared quantum cascade laser (MIR-QCL) facet. The …

Although Quantum cascade lasers (QCLs) are frequently used in sensing, spectroscopy,
and free space communication applications, their poor thermal properties lead to high …

Recent advances in quantum cascade lasers (QCLs) development are pushing lasing
performance towards higher output power, higher operating temperature, and higher wall …

The development of a scanning near‐field optical microscopy (SNOM) method with high
temperature and spatial resolution to probe the thermal behavior of quantum cascade lasers …