Based on 3D Dirac-semimetal (DSM) modified hybrid waveguides, tunable propagation
properties have been investigated, including the effects of Fermi levels, structural …

The tunable propagation properties of transverse electric (TE) plasmonic modes have been
investigated in the mid‐IR spectral region by using air‐Dirac semimetal (DSM)‐Si …

We report a room-temperature eight-element phase-locked quantum cascade laser array
emitting at 8 µm with a high continuous-wave power of 8.2 W and wall plug efficiency of …

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 …

Temporal Talbot effect, the intriguing phenomenon of the self-imaging of optical pulse trains,
is extensively investigated using macroscopic components. However, the ability to …

Increasing the power of a quantum cascade laser by widening laser ridges will lead to the
degradation of the beam quality because of the operation of high-order transverse modes …

We demonstrate phase-locked, high power quantum cascade laser arrays, which are
combined using a monolithic, tree array multimode interferometer, with emission …

We show a phase-locked array of quantum cascade lasers with an intracavity spatial filter
based on the Talbot effect. All the laser arrays show in-phase operation from the threshold …

Phase locking of laser arrays is a promising approach for obtaining high-brightness light. A
variety of experimental methods have been employed to ensure phase locking …

In this paper, phase-locking dynamics of 2D VCSEL hexagonal array with an integrated
Talbot cavity are numerically investigated based on rate equations aiming at achieving high …