A quantitative thermal and thermomechanical analysis for design optimization and robustness assessment of microassembled high power Yb:CaF2 thin-disk Laser
Sign Up to like & getrecommendations! Published in 2018 at "Optics and Laser Technology"
DOI: 10.1016/j.optlastec.2018.02.054
Abstract: Abstract While considerable effort in the field of high power laser research has been dedicated to evolving thin-disk Lasers into the kilowatt range, thermal and residual stress management remain a critical issue and need to… read more here.
Keywords: high power; thin disk; power; thermal thermomechanical ... See more keywords
Shadows and rings of the Kehagias-Sfetsos black hole surrounded by thin disk accretion
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Cosmology and Astroparticle Physics"
DOI: 10.1088/1475-7516/2021/06/037
Abstract: In this paper, under the illumination of thin disk accretion, we have employed the ray-tracing method to carefully investigate shadows and rings of the Kehagias-Sfetsos(KS) black hole in deformed Hořava-Lifshitz(HL) gravity. The results show that… read more here.
Keywords: shadows rings; thin disk; black hole; hole ... See more keywords
Analytical model of amplified spontaneous emission with different thickness anti-ASE caps for thin disk lasers.
Sign Up to like & getrecommendations! Published in 2017 at "Applied optics"
DOI: 10.1364/ao.56.005131
Abstract: The amplified spontaneous emission (ASE) effect is a major factor affecting large, high gain Yb:YAG thin disk lasers. In this paper, the analytical model is built to estimate the ASE photon flux density of thin… read more here.
Keywords: anti ase; thin disk; ase effect; ase ... See more keywords
One-joule 500-Hz cryogenic Yb:YAG laser driver of composite thin-disk design.
Sign Up to like & getrecommendations! Published in 2022 at "Optics letters"
DOI: 10.1364/assl.2018.atu6a.1
Abstract: We present results on the development of a cryogenic Yb:YAG multi-pass laser amplifier based on a composite thin-disk design and demonstrate one-joule, diffraction limited, chirped 234-ps pulses with 50% optical-to-optical efficiency. High beam quality was… read more here.
Keywords: laser driver; thin disk; composite thin; disk design ... See more keywords
High-average-power, 2-μm femtosecond optical parametric oscillator synchronously pumped by a thin-disk, mode-locked laser.
Sign Up to like & getrecommendations! Published in 2017 at "Optics express"
DOI: 10.1364/oe.25.008840
Abstract: A high-energy, extended-cavity femtosecond BiBO optical parametric oscillator synchronously pumped by a 1.0-ps, 1030-nm Yb:YAG, thin-disk pump laser is presented. The oscillator operated near degeneracy in a noncollinear interaction geometry, producing signal wavelength tunability from… read more here.
Keywords: optical parametric; thin disk; oscillator; synchronously pumped ... See more keywords
Peak-power scaling of femtosecond Yb:Lu2O3 thin-disk lasers.
Sign Up to like & getrecommendations! Published in 2017 at "Optics express"
DOI: 10.1364/oe.25.022519
Abstract: We present a high-peak-power SESAM-modelocked thin-disk laser (TDL) based on the gain material Yb-doped lutetia (Yb:Lu2O3), which exceeds a peak-power of 10 MW for the first time. We generate pulses as short as 534 fs… read more here.
Keywords: thin disk; peak power; lu2o3; power ... See more keywords
Nonlinear dynamics in intra-cavity pumped thin-disk lasers.
Sign Up to like & getrecommendations! Published in 2021 at "Optics express"
DOI: 10.1364/oe.417154
Abstract: Cross-saturation of the gain media in intra-cavity pumped lasers leads to complex dynamics of the laser power. We present experimental results and a detailed theoretical analysis of this nonlinear dynamics for an intra-cavity pumped Yb:YAG… read more here.
Keywords: thin disk; cavity pumped; nonlinear dynamics; intra cavity ... See more keywords
Investigation of the lasing performance of a crystalline-coated Yb:YAG thin-disk directly bonded onto a silicon carbide heatsink.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.450025
Abstract: We investigated the use of crystalline coatings as the highly reflective coating of an Yb:YAG thin disk directly bonded onto a silicon carbide heatsink. Compared to commonly used ion-beam-sputtered coatings, it possesses lower optical losses… read more here.
Keywords: yag thin; thin disk; disk; silicon carbide ... See more keywords
Nonlinear pulse compression of a thin-disk amplifier and contrast enhancement via nonlinear ellipse rotation.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.455393
Abstract: We demonstrate pulse compressibility from 840 fs to 38 fs of 10 mJ pulses from a thin-disk amplifier at a repetition rate of 3 kHz after nonlinear broadening in a multipass cell. In addition, the… read more here.
Keywords: disk amplifier; contrast; thin disk; nonlinear ellipse ... See more keywords
Experimental analysis on CPA-free thin-disk multipass amplifiers operated in a helium-rich atmosphere.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.469697
Abstract: We present an experimental investigation on the benefits of helium as an atmospheric gas in CPA-free thin-disk multipass amplifiers (TDMPAs) for the amplification to average powers exceeding 1 kW and pulse peak powers reaching 5… read more here.
Keywords: cpa free; multipass amplifiers; free thin; thin disk ... See more keywords
Resonators with a continuously variable output coupling rate to enhance output performance of Yb:YAG thin-disk lasers.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.473914
Abstract: Beam quality and average output power are two long-sought parameters of continuous-wave lasers. The operating characteristics of a Yb:YAG thin-disk laser based on a 72-pass pump module using output couplers with continuously variable coupling rates… read more here.
Keywords: power; thin disk; output; coupling rate ... See more keywords