Pumping schemes for multi-kw thin disk lasers

Author: nwdn

August undefined, 2024

WebReduction in the cost structure of disk laser pump sources requires an increase in brightness, efficiency and power of diode lasers bars within. Here we show the development of thin disk laser pump modules from an original common cooler platform with ~180 W per laser bar to recently developed individually cooled laser bars each operating continuously … WebNov 1, 2024 · Abstract. The thin-disk laser is promising in high average and peak power laser systems. Due to its high surface-to-volume ratio, the thin-disk laser has many …

[PDF] Thin-disk laser pump schemes for large number of passes …

WebFeb 13, 2000 · A well-known pumping mechanism in thin-disk lasers that can deliver an efficient multipass configuration was introduced by Erhard et al. 13 In this pumping … WebThe thin disk laser design enables the operation of a quasi-three-level laser active medium, e. g. Yb:YAG, in the high power regime with high optical efficiency. This requires a high … snad operatori

Thin-disk Lasers - RP Photonics

WebThin-disk multipass amplifiers represent one of the most powerful approaches to scale the average and peak powers of ultrafast laser systems. The present paper presents the amplification of picosecond and femtosecond pulses to average powers exceeding 2 and 1 kW, respectively. Second-harmonic generation in lithium-triborate crystals with powers … WebFeb 22, 2015 · A multi-pass pumping scheme for thin disk lasers consisting of dual parabolic mirrors with conjugated relationship is presented. The anti-disturbance ability of pumping is analyzed by ray tracing method under different kinds of disturbances. Both theoretical and experiment results show that disturbances in this system won't lead to a … rmv formular schülerticket hessen

High-power Yb:YAG thin-disk laser with 80% efficiency pumped at …

WebFeb 23, 2015 · A multi-pass pumping scheme for thin disk lasers consisting of dual parabolic mirrors with conjugated relationship is presented. The anti-disturbance ability of … WebThin-disk multipass amplifier for kilowatt-class ultrafast lasers above 100 mJ. Johanna Dominik, Michael Scharun, Michael Rampp, Benjamin Dannecker, Dominik Bauer, Thomas Metzger, Alexander Killi, and Thomas Dekorsy. ca_6_3 The European Conference on Lasers and Electro-Optics (CLEO_Europe) 2024. Multipass cell based spectral broadening of 100 ... rmv guthabenWebSep 25, 2015 · Principle of the merging of the two multi-pass schemes of Fig. 3 and Fig. 4. (a) Similar mirror-pair scheme as in Fig. 3 for 20 passes. The slightly different position of … snader law phoenix

"WebFeb 23, 2015 · Fig. 1. A multi-pass pumping scheme for thin disk lasers consisting of dual parabolic mirrors with conjugated relationship. (a) Schematic diagram. (b) Side view in YZ-plane. (c) Side view in XZ-plane. (d) Side view in XY-plane. - "A multi-pass pumping scheme for thin disk lasers with good anti-disturbance ability." " - Pumping schemes for multi-kw thin disk lasers

Pumping schemes for multi-kw thin disk lasers

The amazing progress of high-power ultrafast thin-disk lasers

WebThin Disk Pump Modules contain optics for guiding up to 1 or 3 kW (respectively) of pump power multiple times over a laser active thin disk medium (Yb:YAG), such as provided by our TD-XX-7X Thin Disk Gain Media. The TD-XX-7X is a … WebFeb 6, 2024 · Due to the low absorption of pump light in a thin disk laser, the pump light has to be redirected multiple times onto the active medium in order to achieve high pumping …

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WebIn strong contrast with most typical ultrafast high-power lasers based on master-oscillator power amplifier schemes that require multiple amplification stages to reach the desired high-average power levels, modelocked thin-disk oscillators are single box units directly producing ultrashort pulses at hundreds of watts of average power and operating at multi … WebThin Disk Pump Modules. Thin Disk Pump Modules – Gain Media: The most critical component of a thin-disk laser is the thin, wafer-like crystal (typically Yb:YAG) used as the …

WebThin-disk multipass amplifiers represent one of the most powerful approaches to scale the average and peak powers of ultrafast laser systems. The present paper presents the … WebIn this letter, we report on our latest development of key technologies of the thin-disk laser, including the thin-disk crystal module, multi-pass pump scheme, thermal management and large-mode resonator technology. The small diameter thin-disk module with a 24 pump passes system and an efficient cooling module is realized.

WebTwo multi-pass optical schemes of a disk laser amplifier have been proposed. Different variants of both the schemes have been calculated. The average power of 80W with ~20% optical-to-optical efficiency was obtained using the schemes. WebMar 23, 2024 · The layout of a multi-hundred-watt thin-disk laser is comparable to that of a low-power oscillator. This laser system was built in a vacuum enclosure with 1.6 m × 0.8 m. Inset: the thin-disk pumping …

WebJun 19, 2024 · The emergence of new laser technologies based on Yb:doped gain materials in geometries that are more advantageous for heat extraction (fibers, slabs, thin-disks) has made it possible to overcome this unwanted compromise, and ultrafast laser systems based on all these architectures have now long surpassed the kilowatt average power milestone …

WebFeb 23, 2015 · In this paper, by adopting a sub-microsecond pulsed thin disk laser that based on a multi-pass pumping module, a laser system with a pulse energy of 37.4 mJ … rmv fitchburg maWebpowers between 3 kW and 4 kW, thus in a comparatively narrow range of 1 kW. The thin-disk concept allows for exceptional results also in high-power ultrafast operation. In a multi-pass thin-disk amplifier setup, 1.4 kW at 300 kHz repetition rate with 8-ps pulses were demonstrated at an M2 snade mill galbraithsWebFeb 13, 2000 · Various pumping schemes for operating thin disk lasers are reported. Starting from quasi-end-pumping of one disk we will discuss how multiple absorption … rmv.gov massachusetts my profileWebThe thin disk-shaped active medium is a very thin laser crystal with one face mounted on a heat sink. The large cooled-surface-to-active-volume ratio avoids thermal problems occurring in conventional high power rod or slab lasers and enables high power TEM00 operation. However, the absorption of pump light in the thin disk crystal for single pass is … rmv form for tinted windowsWebOct 1, 2024 · An ultrafast laser with a near-diffraction-limited beam quality delivering more than 1.4 kW of average power in the visible spectral range is presented, based on second … rmv gestion champignyWebSep 25, 2015 · Thin-disk laser pump layouts yielding an increased number of passes for a given pump module size and pump source quality are proposed, making them eligible for … rmv handicapWebIn this paper, possible realizations of multi-pass pump layouts suited for thin-disk lasers are presented. We restrict the discussion to 4f imaging schemes. In Sec. 2 the 4f imaging and the multi-pass concepts are introduced with the help of an exemplary simple pump layout. Section 3 describes the state-of- snac water technology