Results 21 to 30 of about 903,519 (287)

Recent Development of High-Energy Short-Pulse Lasers with Cryogenically Cooled Yb:YAG

open access: yesApplied Sciences, 2022
High-power solid-state lasers are among the hot research directions at the forefront of laser research and have major applications in industrial processing, laser-confined nuclear fusion, and high-energy particle sources. In this paper, the properties of
Yuan Sui   +3 more
doaj   +1 more source

High-power, high-brightness solid-state laser architectures and their characteristics

open access: yesApplied physics B, 2022
The development of high-power diode lasers enabled new solid-state laser concepts such as thin-disk, fiber, and Innoslab lasers based on trivalent ytterbium as the laser-active ion, which resulted in a tremendous increase in the efficiency and beam ...
U. Brauch   +3 more
semanticscholar   +1 more source

Automatic compensation of thermal drift of laser beam through thermal balancing based on different linear expansions of metals

open access: yesResults in Physics, 2019
We present a technique for compensating laser beam up-shifting induced by the hot air with temperature-gradient in a 2D-scaning laser radar for monitoring the intruder in the railway system, in which the laser beam is scanning at a height only a few ...
Song Yang   +6 more
doaj   +1 more source

Ultra-Short Optical Pulse Generation with Single-Layer Graphene [PDF]

open access: yes, 2010
Pulses as short as 260 fs have been generated in a diode-pumped low-gain Er:Yb:glass laser by exploiting the nonlinear optical response of single-layer graphene.
Acosta, G.   +3 more
core   +1 more source

Er,Cr:YSGG and 980nm diode lasers influence dentin surface volume after cariogenic challenge: in vitro study [PDF]

open access: yesBrazilian Oral Research
This study aimed to evaluate the influence of the Er,Cr:YSGG irradiation and 980-nm diode lasers on the surface roughness (SR) and volume loss (VL) of dentin subjected to cariogenic challenge.
Fernanda Rodrigues Borges Amaral GUARATO   +8 more
doaj   +1 more source

Characteristics and Recent Development of Fluoride Magneto-Optical Crystals

open access: yesMagnetochemistry, 2023
Magneto-optical materials are the fundamental component of Faraday isolators; therefore, they are significantly important for solid-state laser systems.
Zhonghan Zhang   +6 more
doaj   +1 more source

Compact Polygonal Active-Mirror Laser With Composite Nd:YAG/YAG Gain Medium

open access: yesIEEE Photonics Journal, 2017
A compact polygonal active-mirror (PAM) laser with composite Nd: YAG/YAG multithin-disk gain medium has been demonstrated with total internal reflection scheme. Five Nd:YAG thin disks with a neodymium concentration of 0.7 at.% and thickness
Yanzhong Chen   +9 more
doaj   +1 more source

The use of the Er:YAG 2940nm laser associated with amorolfine lacquer in the treatment of onychomycosis [PDF]

open access: yesAnais Brasileiros de Dermatologia, 2013
Onychomycosis is a common disease, accounting for up to 50% of all ungual pathologies. We have been developing a clinical trial (ClinicalTrials.gov: NCT01528813) using a 2940nm Er:YAG laser to fractionally ablate human nails in vivo, aiming to increase ...
Orlando Oliveira de Morais   +5 more
doaj   +1 more source

Crystalline waveguides with carbon nanomaterials for miniaturized pulsed lasers - INVITED [PDF]

open access: yesEPJ Web of Conferences, 2023
This presentation discusses the recent results on miniaturized pulsed solid-state lasers by utilizing femtosecond-laser inscribed crystalline channel waveguides and carbon-nanomaterial-based saturable absorbers.
Bae Ji Eun, Rotermund Fabian
doaj   +1 more source

Experimental demonstration of a dual-frequency laser free from anti-phase noise [PDF]

open access: yes, 2012
A reduction of more than 20 dB of the intensity noise at the anti-phase relaxation oscillation frequency is experimentally demonstrated in a two-polarization dual-frequency solid-state laser without any optical or electronic feedback loop.
Abdelkrim El Amili   +22 more
core   +3 more sources

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