Zobrazeno 1 - 10
of 54
pro vyhledávání: '"Pavel Boháček"'
Autor:
Richard Švejkar, Jan Šulc, Pavel Boháček, Michal Němec, Helena Jelínková, Bohumil Trunda, Lubomír Havlák, Martin Nikl, Karel Jurek
Publikováno v:
Journal of Alloys and Compounds. 941:168964
Autor:
Richard Švejkar, Jan Šulc, Pavel Boháček, Michal Němec, Helena Jelínková, Bohumil Trunda, Lubomír Havlák, Martin Nikl, Karel Jurek
Publikováno v:
Solid State Lasers XXXI: Technology and Devices.
Autor:
Jan Kratochvíl, Pavel Boháček, Jan Šulc, Michal Němec, Helena Jelínková, Václav Kubeček, Bohumil Trunda, Lubomír Havlák, Karel Jurek, Martin Nikl
Publikováno v:
Optica High-brightness Sources and Light-driven Interactions Congress 2022.
Room-temperature 2.1 µm laser based on a novel Ho3+-doped disordered garnet Gd3(Ga,Al)5O12, resonantly pumped by a Tm:fiber laser, was investigated. Slope efficiency of 45 % and a wavelength tunability in the range 2055-2116 nm was achieved.
Autor:
Loris Martinazzoli, Saulius Nargelas, Pavel Boháček, Roberto Calá, Michal Dušek, Jan Rohlíček, Gintautas Tamulaitis, Etiennette Auffray, Martin Nikl
Publikováno v:
Materials advances, Cambridge : The Royal Society of Chemistry, 2022, vol. 3, iss. 17, p. 6842-6852
Optical, luminescence and scintillation characteristics were studied in garnet-type GAGG single-crystal scintillators grown by the Czochralski method and heavily doped with a cerium activator and a magnesium codopant at different concentrations. Emis
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::15b31c233f74e9e36c5ca97e03d6d387
http://cds.cern.ch/record/2842552
http://cds.cern.ch/record/2842552
Autor:
Helena Jelínková, Jan Šulc, Lubomír Havlák, Michal Němec, Pavel Boháček, Bohumil Trunda, Martin Nikl, Jan Kratochvíl, Richard Švejkar, Karel Jurek
Publikováno v:
Solid State Lasers XXIX: Technology and Devices.
The spectroscopic and laser properties of Er:GGAG active medium, in temperature range from 80 K to 300 K, are presented in this work. The sample of Er:GGAG (20 at. % of Er3+) crystal had face-polished plan-parallel faces without anti-reflection coati
Autor:
Bohumil Trunda, Karel Jurek, Michal Němec, Martin Fibrich, Jan Kratochvíl, Jan Šulc, Helena Jelínková, Lubomír Havlák, Martin Nikl, Pavel Boháček
Publikováno v:
Solid State Lasers XXIX: Technology and Devices.
The lasing of Tm or Tm,Ho-doped mixed gadolinium-gallium-aluminum-garnet (Tm:GGAG and Tm,Ho:GGAG) under 1.7 μm pumping was investigated for the first time. Three Tm:GGAG samples with Tm3+ concentrations 1.4 at.%, 2.5 at.% and 5.1 at.% (Tm/Gd) and on
Autor:
Martin Nikl, Helena Jelínková, Karel Jurek, Michal Němec, Martin Fibrich, Jan Šulc, Lubomír Havlák, V Prajzler, Pavel Boháček, Jan Kratochvíl, Bohumil Trunda
Publikováno v:
Laser Physics Letters. 18:115802
Autor:
Jan Kratochvíl, Martin Fibrich, Karel Jurek, Michal Nemec, Helena Jelínková, Jan Šulc, Lubomír Havlák, Martin Nikl, Pavel Boháček, Bohumil Trunda
Publikováno v:
2019 Conference on Lasers and Electro-Optics Europe & European Quantum Electronics Conference (CLEO/Europe-EQEC).
Thulium doped solid state lasers are well-known sources of radiation tunable around 2 pm. Obtainable wavelengths cover important spectral regions such as absorption lines of water, characteristic spectra of some gases or the atmospheric transmission
Autor:
Karel Jurek, Pavel Boháček, Martin Fibrich, Jan Kratochvíl, Michal Němec, Helena Jelínková, Jan Šulc, Lubomír Havlák, Martin Nikl, Bohumil Trunda
Publikováno v:
High-Power, High-Energy, and High-Intensity Laser Technology IV.
The spectroscopy properties and wavelength tunability of diode pumped laser based on Tm3+, Ho3+ co-doped (Gd3-xGax)(Ga5-y Al y)O12 mixed gadolinium-gallium-aluminium garnet (Tm, Ho:GGAG) single crystal were investigated. A fiber (core diameter 400 μ
Autor:
Helena Jelínková, Jan Šulc, Lubomír Havlák, Karel Jurek, Richard Švejkar, Pavel Boháček, Bohumil Trunda, Martin Nikl
Publikováno v:
Laser Congress 2019 (ASSL, LAC, LS&C).
For the first time, laser based on Yb,Ho:GGAG crystal emitting radiation at 2.09 µm and 2.94 µm is presented. The tunability of Yb,Ho:GGAG laser was obtained in spectral bands 2063 - 2113 nm and 2860 - 2944 nm.