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Development of a 2 μm Solid-State Laser for Lidar in the Past Decade [PDF]

open access: yesSensors, 2023
The 2 μm wavelength belongs to the eye-safe band and has a wide range of applications in the fields of lidar, biomedicine, and materials processing. With the rapid development of military, wind power, sensing, and other industries, new requirements for 2
Kuan Li   +4 more
doaj   +4 more sources

Quantum Point Defects for Solid-State Laser Refrigeration. [PDF]

open access: yesAdv Mater, 2021
Xia X   +4 more
europepmc   +2 more sources

High-efficiency bismuth borate-based optical parametric chirped pulse amplifier with approximately 2.1 mJ, 38 fs output pulses at approximately 2150 nm

open access: yesHigh Power Laser Science and Engineering, 2023
We present a compact and cost-effective mJ-level femtosecond laser system operating at a center wavelength of approximately 2.15 μm. An affordable two-stage ytterbium-doped yttrium aluminum garnet (Yb:YAG) chirped pulse amplifier provides more than 10 mJ,
Augustinas Petrulėnas   +2 more
doaj   +1 more source

Solid-State Lasers [PDF]

open access: yesIEEE Journal of Selected Topics in Quantum Electronics, 2018
Single crystals or glasses that are doped with light emitting atoms are used as the gain medium in solid-state lasers. In crystals, the atoms exist in the form of ions. Aside from conventional rods and slabs with lengths of several cm, technologies based on disks or fibers with thicknesses, respectively diameters of 10 to 100 µm become more and more ...
Hans Joachim Eichler   +2 more
  +4 more sources

Optimizing Self-Seeded Perfluorooctane SBS Compressor Configurations to Achieve ~90 ps High-Energy Pulses

open access: yesPhotonics, 2023
Three different stimulated Brillouin scattering (SBS) configurations in perfluorooctane were experimentally compared to achieve the ultimate compression of ~1.1 ns pulses from a commercially available Nd:YAG mini-laser.
Aleksej M. Rodin   +3 more
doaj   +1 more source

Amplification of Supercontinuum Seed Pulses at ~1078–1355 nm by Cascade Rotational SRS in Compressed Hydrogen

open access: yesApplied Sciences, 2023
Multiple higher-order Stokes of rotational stimulated Raman scattering (SRS) in compressed hydrogen covered the wavelength range from ~1.1 µm to ~1.4 µm using ~1.2 ps pump pulses from a Yb:YAG laser.
Augustinas Petrulėnas   +3 more
doaj   +1 more source

High-Efficiency Nanosecond Green Laser Based on Extra-Cavity Second-Harmonic Generation of a Nd:YAG MOPA System

open access: yesIEEE Photonics Journal, 2023
A high infrared-to-green conversion efficiency laser is demonstrated by extra-cavity frequency-doubling of a master oscillator power amplifier (MOPA) laser.
Hua-Yu Liu   +7 more
doaj   +1 more source

High-Power, High-Purity HG0n Hermite–Gaussian Laser Beam Generation in Cascaded Large Aspect Ratio Slabs

open access: yesApplied Sciences, 2023
High-power, high-purity, nanosecond (ns) one-dimensional HG0n laser beams are proposed and demonstrated by using Nd:YAG cascaded slabs with a large aspect ratio.
Tianli Yang   +6 more
doaj   +1 more source

A Study of the Characteristics of Plasma Generated by Infrared Pulse Laser-Induced Fused Silica

open access: yesCrystals, 2021
When high energy infrared laser pulses are incident on fused silica, the surface of the fused silica is damaged and a laser-induced plasma is produced.
Lixue Wang   +4 more
doaj   +1 more source

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