In the past two decades, great progress has been made in the development of inexpensive,
compact and efficient mid-infrared pulsed fiber laser Q-switched, mode-locked, and gain …

Mid IR Quantum cascade lasers are of high interest for the scientific community due to their
unique applications. However, the QCL designs require careful engineering to overcome …

In this work we revealed the fundamental origins of the lasing wavelength chirp caused by
the quantum cascade laser (QCL) active region (ARn) overheating and proved our results …

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 …

In this paper, we report on the investigation of temperature induced degradation mode of
quantum cascade lasers (QCLs) with an emphasis on the influence of different processing …

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

The low cross-plane thermal conductivity of quantum cascade lasers (QCLs) is a significant
limitation in their Continuous-Wave (CW) performance. Structural parameters such as …

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 …

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

Temperature-dependent characteristics of a midinfrared quantum cascade laser (QCL)
including the threshold current, the output power, the modulation bandwidth, and the relative …