High-power deep-ultraviolet light generation at 266 nm from frequency quadrupling of a picosecond pulsed 1064 nm laser with a Nd:YVO4 amplifier pumped by a …

Y Orii, K Yoshii, K Kohno, H Tanaka, K Shibuya… - Optics …, 2023 - opg.optica.org
We report the generation of picosecond pulsed light at a 266 nm wavelength with an
average power of 53 W. We developed a picosecond pulsed 1064 nm laser source with an …

New observations on DUV radiation at 257 nm and 206 nm produced by a picosecond diode pumped thin-disk laser

H Turcicova, O Novak, L Roskot, M Smrz, J Muzik… - Optics express, 2019 - opg.optica.org
We report new observations on picosecond deep ultraviolet coherent beams generated in a
CLBO as the fourth and fifth harmonics of a diode pumped high average power Yb: YAG thin …

High-power, high-efficiency, all-fiberized-laser-pumped, 260-nm, deep-UV laser for bacterial deactivation

Q Fu, N Hanrahan, L Xu, S Lane, D Lin, Y Jung… - Optics …, 2021 - opg.optica.org
We report a 5.8-W deep-ultraviolet (DUV) laser obtained from frequency-quadrupling of an
all-fiberized ytterbium-doped fiber (YDF) master oscillator power amplifier (MOPA). The …

Sum-frequency generation of 133 mJ, 270 ps laser pulses at 266 nm in LBO crystals

N Wang, J Zhang, H Yu, X Lin, G Yang - Optics Express, 2022 - opg.optica.org
We demonstrate the generation of high-energy (133 mJ) and sub-nanosecond (∼ 270 ps)
deep ultraviolet (DUV) pulses at 266 nm by sum-frequency mixing in LiB_3O_5 (LBO) …

Scattering characteristics of various nodular defects in a dichroic beam splitter

H Li, R Yang, L Xie, Z Wei, J Zhang, Z Wang… - Optics …, 2023 - opg.optica.org
Dichroic beam splitters are widely used in multi wavelength laser systems, and their
scattering loss affects the signal-to-noise ratio and performance of the system. In this study …

Ultrafast optical vortex beam generation in the ultraviolet

NA Chaitanya, SC Kumar, K Devi, GK Samanta… - Optics Letters, 2016 - opg.optica.org
We report on the generation of ultrafast vortex beams in the deep ultraviolet (DUV)
wavelength range at 266 nm, for the first time to our knowledge. Using a Yb-fiber-based …

High-power, high-repetition-rate performance characteristics of β-BaB2O4 for single-pass picosecond ultraviolet generation at 266 nm

SC Kumar, JC Casals, J Wei, M Ebrahim-Zadeh - Optics express, 2015 - opg.optica.org
We report a systematic study on the performance characteristics of a high-power, high-
repetition-rate, picosecond ultraviolet (UV) source at 266 nm based on β-BaB_2O_4 (BBO) …

High-power, high repetition-rate, ultrafast fibre laser based source of DUV radiation at 266 nm

AS Rao, NA Chaitanya, GK Samanta - OSA Continuum, 2018 - opg.optica.org
We report on a compact, high-power, high repetition-rate, ultrafast source of deep ultraviolet
(DUV) radiation. Using a Yb-fibre laser at 1064 nm producing 260 fs output pulses at a 78 …

High power picosecond green and deep ultraviolet generations with an all-fiberized MOPA

L Pan, J Geng, S Jiang - Optics Letters, 2022 - opg.optica.org
We demonstrate high power picosecond green and deep ultraviolet (DUV) lasers based on
an all-fiberized master oscillator power amplifier (MOPA). The main power amplifier is …

Continuous-wave, single-pass, single-frequency second-harmonic-generation at 266 nm based on birefringent-multicrystal scheme

K Devi, S Parsa, M Ebrahim-Zadeh - Optics Express, 2016 - opg.optica.org
We report the implementation of a compact cascaded multicrystal scheme based on
birefringent crystals in critical phase-matching, for the generation of continuous-wave (cw) …