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Petr Vařák
Petr Vařák
Institute of Photonics and Electronics, Czech Academy of Sciences
Verifierad e-postadress på ufe.cz
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Nanoparticle and solution doping for efficient holmium fiber lasers
M Kamrádek, I Kašík, J Aubrecht, J Mrázek, O Podrazký, J Cajzl, P Vařák, ...
IEEE Photonics Journal 11 (5), 1-10, 2019
592019
Luminescence and laser properties of RE-doped silica optical fibers: The role of composition, fabrication processing, and inter-ionic energy transfers
P Vařák, M Kamrádek, J Mrázek, O Podrazký, J Aubrecht, P Peterka, ...
Optical Materials: X 15, 100177, 2022
452022
Preparation and properties of Tm-doped SiO2-ZrO2 phase separated optical fibers for use in fiber lasers
P Vařák, J Mrázek, W Blanc, J Aubrecht, M Kamrádek, O Podrazký
Optical Materials Express 10 (6), 1383-1391, 2020
352020
Near-infrared photoluminescence enhancement and radiative energy transfer in RE-doped zinc-silicate glass (RE= Ho, Er, Tm) after silver ion exchange
P Vařák, P Nekvindová, S Vytykáčová, A Michalcová, P Malinský, ...
Journal of Non-Crystalline Solids 557, 120580, 2021
292021
Heat treatment and fiber drawing effect on the luminescence properties of RE-doped optical fibers (RE= Yb, Tm, Ho)
P Vařák, I Kašík, P Peterka, J Aubrecht, J Mrázek, M Kamrádek, ...
Optics Express 30 (6), 10050-10062, 2022
272022
Gain-controlled broadband tuneability in self-mode-locked Thulium-doped fibre laser
DC Kirsch, A Bednyakova, P Varak, P Honzatko, B Cadier, T Robin, ...
Communications Physics 5 (1), 219, 2022
262022
Thermal stability and photoluminescence properties of RE-doped (RE= Ho, Er, Tm) alumina nanoparticles in bulk and fiber-optic silica glass
P Vařák, J Mrázek, AA Jasim, S Bysakh, A Dhar, M Kamrádek, O Podrazký, ...
Optical Materials 118, 111239, 2021
262021
Energy transfer coefficients in thulium-doped silica fibers
M Kamrádek, J Aubrecht, P Vařák, J Cajzl, V Kubeček, P Honzátko, ...
Optical Materials Express 11 (6), 1805-1814, 2021
252021
Near-infrared photoluminescence properties of Er/Yb-and Ho/Yb-doped multicomponent silicate glass–The role of GeO2, Al2O3 and ZnO
P Vařák, P Nekvindová, J Baborák, J Oswald
Journal of Non-Crystalline Solids 582, 121457, 2022
212022
The influence of copper and silver in various oxidation states on the photoluminescence of Ho3+/Yb3+ doped zinc-silicate glasses
P Vařák, S Vytykáčová, P Nekvindová, A Michalcová, P Malinský
Optical Materials 91, 253-260, 2019
162019
Erbium–bismuth-doped germanium silicate active optic glass for broad-band optical amplification
J Šmejcký, V Jeřábek, D Mareš, J Voves, P Vařák, J Cajzl, J Oswald, ...
Optical Materials 137, 113621, 2023
132023
Heat treatment and fiber drawing effect on the matrix structure and fluorescence lifetime of Er-and Tm-doped silica optical fibers
P Vařák, M Kamrádek, J Aubrecht, O Podrazký, J Mrázek, I Bartoň, ...
Optical Materials Express 14 (4), 1048-1061, 2024
82024
Thermal stability and photoluminescence properties of RE-doped (RE= Ho, Er, Tm) alumina nanoparticles in bulk and fiber-optic silica glass
P Varak, J Mrazek, AA Jasim, S Bysakh, A Dhar, M Kamradek, O Podrazky, ...
Optical Materials 118, Art No-111239, 2021
72021
Holmium-doped fibers for efficient fiber lasers at 2100 nm
M Kamrádek, J Aubrecht, M Jelínek, M Frank, P Peterka, P Honzátko, ...
Mid-Infrared Coherent Sources, MTh3C. 5, 2020
72020
Nanocrystalline (HoxY1−x)2Ti2O7 luminophores for short- and mid-infrared lasers
J Mrázek, S Kamrádková, J Buršík, R Skála, I Bartoň, P Vařák, Y Baravets, ...
Journal of Sol-Gel Science and Technology 107 (2), 320-328, 2023
62023
A study of the behaviour of copper in different types of silicate glasses implanted with Cu+ and O+ ions
B Švecová, P Vařák, S Vytykáčová, P Nekvindová, A Mackova, P Malinský, ...
Nuclear Instruments and Methods in Physics Research Section B: Beam …, 2017
62017
Crystallization and luminescence properties of Er/Yb-doped glass-ceramics based on A2O-ZnO-SiO2 system (A= Li, Na, K, Cs)
P Vařák, J Baborák, E Véron, A Michalcová, J Volf, M Allix, P Nekvindová
Journal of Non-Crystalline Solids 626, 122783, 2024
52024
Holmium-doped optical fibers for efficient fiber lasers
M Kamrádek, I Kašík, J Aubrecht, J Mrázek, O Podrazký, J Cajzl, P Varák, ...
Micro-Structured and Specialty Optical Fibres VI 11355, 44-50, 2020
52020
High-power laser tests of phosphate glass-based bioresorbable optical fibers transmission
P Peterka, M Písařík, H Turčičová, J Černohorská, O Podrazký, ...
Micro-structured and Specialty Optical Fibres VI 11029, 172-177, 2019
52019
Optimization of erbium and ytterbium concentration in nanostructured core fiber for dual-wavelength fiber lasers
I Barton, M Franczyk, P Peterka, J Aubrecht, P Vařák, M Kamrádek, ...
Specialty Optical Fibres 12573, 167-173, 2023
42023
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Artiklar 1–20