Arsenides-and related III-V materials-based multilayered structures for terahertz applications: Various designs and growth technology
AE Yachmenev, SS Pushkarev, RR Reznik… - Progress in Crystal …, 2020 - Elsevier
The fabrication and investigation of single and multilayered structures have become an
essential issue in the past decades since these structures directly define valuable properties …
essential issue in the past decades since these structures directly define valuable properties …
[HTML][HTML] Sensing and imaging using laser feedback interferometry with quantum cascade lasers
Quantum cascade lasers (QCLs) are high-power sources of coherent radiation in the
midinfrared and terahertz (THz) bands. Laser feedback interferometry (LFI) is one of the …
midinfrared and terahertz (THz) bands. Laser feedback interferometry (LFI) is one of the …
Thermoelectric-cooled terahertz quantum cascade lasers
We demonstrate the first lasing emission of a thermo-electrically cooled terahertz quantum
cascade laser (THz QCL). A high temperature three-well THz QCL emitting at 3.8 THz is …
cascade laser (THz QCL). A high temperature three-well THz QCL emitting at 3.8 THz is …
Barrier height tuning of terahertz quantum cascade lasers for high-temperature operation
Terahertz quantum cascade lasers (QCLs) are excellent coherent light sources, but are still
limited to an operating temperature below 200 K. To tackle this, we analyze the influence of …
limited to an operating temperature below 200 K. To tackle this, we analyze the influence of …
Prospects of temperature performance enhancement through higher resonant phonon transition designs in GaAs-based terahertz quantum-cascade lasers
In this work we discuss terahertz quantum cascade laser designs that employ resonant
phonon mechanism to assist the lasing process. We investigate whether the higher energy …
phonon mechanism to assist the lasing process. We investigate whether the higher energy …
Heterostructures of quantum-cascade lasers based on composite active regions
AV Babichev, AG Gladyshev, DV Denisov… - Bulletin of the Russian …, 2023 - Springer
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 …
for 7–8 μm spectral range have been fabricated and studied. The use of a multicomponent …
Comparison of individual and common wavelength-operation for 785 nm Y-branch DBR ridge waveguide diode lasers with adjustable spectral distance
LS Theurer, B Sumpf, M Maiwald, A Müller, J Fricke… - Applied Optics, 2022 - opg.optica.org
An experimental comparison between individual and common wavelength-operation of a Y-
branch distributed Bragg reflector (DBR) ridge waveguide (RW) laser at 785 nm with an …
branch distributed Bragg reflector (DBR) ridge waveguide (RW) laser at 785 nm with an …
Terahertz lasing at room temperature: A numerical study of a vertical-emitting quantum cascade laser based on a quantum dot superlattice
We investigate room-temperature lasing of terahertz quantum cascade lasers using
quantum dot chains as active material suitable for wireless communication and imaging …
quantum dot chains as active material suitable for wireless communication and imaging …
Thermal-dynamics optimization of terahertz quantum cascade lasers with different barrier compositions
The interplay of high operating temperatures and good heat dissipation is crucial for high-
performance terahertz quantum cascade lasers. We therefore study the influence on the …
performance terahertz quantum cascade lasers. We therefore study the influence on the …
Do** study of two-well resonant-phonon terahertz quantum cascade lasers part I: Do** profile dependence
T Miyoshi, KXC Wang, TT Lin - Japanese Journal of Applied …, 2023 - iopscience.iop.org
The influence of impurity do** on GaAs-based two-well resonant-phonon terahertz
quantum cascade lasers is investigated theoretically, and efficient do** schemes are …
quantum cascade lasers is investigated theoretically, and efficient do** schemes are …