Results 11 to 20 of about 110,231 (192)
Mid-Infrared Quantum Cascade Lasers
Nigerian Journal of Technology, 2012 Quantum cascade lasers (QCL) based on intersubband transitions operating at room temperature in the mid-infrared or `molecular ngerprint' spectral region (3.4{17 m) have been found useful for several applications including environmental sensing, pollution monitoring, and medical applications.
Yu Yao +2 more
exaly +5 more sources
Mid-infrared all-fiber gain-switched pulsed laser at 3 μm
Opto-Electronic Advances, 2020 Mid-infrared (MIR) fiber pulsed lasers are of tremendous application interest in eye-safe LIDAR, spectroscopy, chemical detection and medicine. So far, these MIR lasers largely required bulk optical elements, complex free-space light alignment and large ...
Zhang Xiaojin +5 more
doaj +3 more sources
Quantum cascade laser frequency comb locked with 200 mrad residual phase noise [PDF]
EPJ Web of Conferences, 2023 Using near-infrared light, we tightly-lock a mid-infrared quantum cascade laser frequency comb to another laser, achieving a residual integrated phase noise of 200 mrad.
Komagata Kenichi N. +6 more
doaj +1 more source
Broadband, Continuous-Wave, Mid-Infrared Generation Based on TFBG Spectral Modulation
IEEE Photonics Journal, 2022 We demonstrated a tilted fiber Bragg grating (TFBG)-based modulated amplified spontaneous emission (ASE) source, followed by the broadband, continuous-wave (CW) mid-infrared laser generated by intracavity difference-frequency generation (DFG).
Kaifeng Wang +6 more
doaj +1 more source
Thermoplasmonic effect of surface enhanced infrared absorption in vertical nanoantenna arrays [PDF]
, 2018 Thermoplasmonics is a method for increasing temperature remotely using focused visible or infrared laser beams interacting with plasmonic nanoparticles.
Alabastri, Alessandro +6 more
core +3 more sources
Progresses of Mid-Infrared Glass Fiber for Laser Power Delivery
Photonics, 2023 High-power laser delivery in infrared optical fiber has received much attention due to the urgent needs in the fields of national defense security, biomedicine, advanced manufacturing, and so on. In recent decades, there has been extensive research aimed
Xiaolin Liang +8 more
doaj +1 more source
Applied Sciences, 2022 We experimentally demonstrate a passively Q-switched wavelength tunable 2.8 μm erbium-doped fiber laser. Fe3O4 nanoparticles deposited on a gold mirror are used as a saturable absorber (SA).
Kaidi Cai +4 more
doaj +1 more source
Numerical and Experimental Study on Thermal Damage Induced by Medium—Infrared Laser
Photonics, 2022 We studied the laser-induced thermal damage on the surface of a single crystal silicon mirror illuminated by a mid-infrared intense laser. We used mid−infrared quasi-continuous wave lasers to irradiate the surface of the single−crystal silicon mirror ...
Zhenhua Lei +9 more
doaj +1 more source
Scientific Reports, 2022 Mid-infrared tunable coherent light sources are used in various laser applications, such as trace gas detection, laser processing, and biomedical diagnostics. This study demonstrates mid-infrared generation in the 8.3–11 µm (i.e., 900–1200 cm−1) spectral
Masaki Yumoto +3 more
doaj +1 more source
Mid-infrared resonant ablation of PMMA [PDF]
, 2013 Laser ablation proved to be a reliable micro-fabrication technique for patterning and structuring of both thin film and bulk polymer materials. In most of the industrial applications ultra-violet (UV) laser sources are employed, however they have ...
Grisard, Arnaud +4 more
core +3 more sources