“Quantum Cascade Laser” Science-Research, October 2021 — summary from Astrophysics Data System and NASA Technology Transfer Program

Astrophysics Data System — summary generated by Brevi Assistant

In this work, we showed high-power quantum cascade laser ranges lasing at λ ~5 µm by employing an enhanced coupled-ridge waveguide structure. Five-element QCL arrays were substituted and produced via a two-step etching approach to extend the CRW framework to a mid-wave infrared routine. By presenting a hidden 2nd-order dispersed feedback grating, substrate discharge with a radiation power above 1 W at 25 ° C is accomplished. An InP-based quantum cascade laser framework discharging at a wavelength of 13.6 μm is suggested and demonstrated. A 5 mm long, 30 μm large high-reflection covered gadget with a dual channel ridge waveguide structure has revealed a limited present thickness of 3.0 kA/cm2, a dynamic array of 4.4 kA/cm2, a peak outcome power near 1 W, and a typical optical power of approximately 11.7 mW at 3% task cycle, at 293 K. The laser reveals a characteristic temperature level T0 of 314 K and T1 of 336 K over a temperature variety from 283 to 313 K. Title: Long wavelength quantum cascade laser based upon diagonal change and three-phonon-resonance design. Adsabs. The photo-acoustic methane gas analyzer based upon a quantum cascade laser, a powerful differential PA detector, and a secured gas-filled cell was examined. A decline in the ordinary QCL radiation power causes a recognizable wear and tear in the threshold level of sensitivity of the PA gas analyzer. The dynamic variety of determining the concentration of methane of the gas analyzer in the direct setting was ~4 decades.

Please keep in mind that the text is machine-generated by the Brevi Technologies’ Natural language Generation model, and we do not bear any responsibility. The text above has not been edited and/or modified in any way.

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NASA Technology Transfer Program — summary generated by Brevi Assistant

There is a need for a single-frequency, single-mode, highly-stable laser. Standard Q-switch lasers based upon several optical elements also have many optical finishes within the laser cavity. NASA Ames has created a novel patent-pending system in its portfolio for optical information transmissions from satellites utilizing laser ranges for laser beam pointing. With detail, the place size on the Earth was reduced by an aspect of 8 with a reduction in laser output power by a variable of sixty-four, therefore alleviating the thermal load challenge on the OCSD CubeSats. NASA’s Glenn Research Center has established a method of using entangled-photon pairs to create extremely safe and secure mobile communications that need simple milliwatts of power. Traditional gas Argon-ion laser sources are as well big, expensive, and power-intensive to use in mobile applications. The high water-to-biomass proportion characteristic of conventional algae cultivation systems calls for large energy inputs for blending the society and pumping during farming, as well as for dewatering and collecting the resultant biomass. Pioneers at NASA’s Glenn Research Center have developed an innovative tunable, multi-frequency controller for a terahertz quantum cascade laser source. Operating at THz regularities, QCL exhausts supply higher-resolution imaging than microwaves, and they supply higher-contrast pictures than X-rays. The V-Assembly Dual Head Efficiency Resonator Laser Transmitter instills several new element technologies, such as ceramic: YAG material and high-power laser diode varieties, combined with a proprietary minimal part matter architecture, resulting in dramatic efficiency gains in laser transmitter technology. In enhancement, building upon the effective line of previous laser growths, the modular optical bench design is created for simple, in situ optical inspections, repeatability of builds, and convenience of setting up.

Please keep in mind that the text is machine-generated by the Brevi Technologies’ Natural language Generation model, and we do not bear any responsibility. The text above has not been edited and/or modified in any way.

Source texts:

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The Brevi assistant is a novel way to automatically summarize, assemble, and consolidate multiple text documents, research papers, articles, publications, reports, reviews, feedback, etc., into one compact abstractive form.

At Brevi Assistant, we integrated the most popular open-source databases to empower Researchers, Teachers, and Students to find relevant Contents/Abstracts and to always be up to date about their fields of interest.

Also, users can automate the topics and sources of interest to receive weekly or monthly summaries.

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Brevi Assistant

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Brevi assistant is the world’s first AI technology able to summarize various document types about the same topic with complete accuracy.

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