Browsing Epitaxní materiály a nanostruktury by Issue Date
Now showing items 1-8 of 8
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Monolithic frequency comb platform based on interband cascade lasers and detectors
(The Optical Society, 2019-07-20)New insights into the laser dynamics of interband cascade lasers reveal the possibility to generate frequency-modulated combs by utilizing their inherent gain nonlinearity. The resulting comb state is characterized by ... -
Cyclic Carbonate Formation from Epoxides and CO2 Catalyzed by Sustainable Alkali Halide-Glycol Complexes: A DFT Study to Elucidate Reaction Mechanism and Catalytic Activity
(AMER CHEMICAL SOC, 2020-07-28)We provide a comprehensive DFT investigation of the mechanistic details of CO2 fixation into styrene oxide to form styrene carbonate, catalyzed by potassium iodide-tetraethylene glycol complex. A detailed view on the ... -
Picosecond pulses from a mid-infrared interband cascade laser
(OPTICAL SOC AMER, 2020-10-20)The generation of mid-infrared pulses in monolithic and electrically pumped devices is of great interest for mobile spectro-scopic instruments. The gain dynamics of interband cascade lasers (ICL) are promising for mode-locked ... -
Deep learning control of THz QCLs
(Optica Publishing Group, 2021-07-19)Artificial neural networks are capable of fitting highly non-linear and complex systems. Such complicated systems can be found everywhere in nature, including the non-linear interaction between optical modes in laser ... -
d-Glucose Adsorption on the TiO2 Anatase (100) Surface: A Direct Comparison Between Cluster-Based and Periodic Approaches
(Frontiers, 2021-08-31)Titanium dioxide (TiO2) has been extensively studied as a suitable material for a wide range of fields including catalysis and sensing. For example, TiO2-based nanoparticles are active in the catalytic conversion of glucose ... -
Photochemical CO2 conversion on pristine and Mg-doped gallium nitride (GaN): a comprehensive DFT study based on a cluster model approach
(Royal Society of Chemistry, 2021-11-23)The photochemical reduction of carbon dioxide (CO2) into methanol is very appealing since it requires sunlight as the only energy input. However, the development of highly selective and efficient photocatalysts is still ... -
2.7 mu m quantum cascade detector: Above band gap energy intersubband detection
(AIP Publishing, 2022-02-14)Quantum cascade detectors (QCDs) are mid-infrared and far-infrared, low-noise, photovoltaic detectors utilizing intersubband transitions. This Letter presents an InAs/AlAs0.16Sb0.84 based QCD lattice matched to an InAs ... -
Structure and mid-infrared optical properties of spin-coated polyethylene films developed for integrated photonics applications
(Optica Publishing Group, 2022-06-01)Polyethylene is a promising polymer for mid-infrared integrated optics due to its broad transparency and optimal refractive index. However, simple fabrication protocols that preserve its optical characteristics are needed ...