Zobrazeno 1 - 10
of 56
pro vyhledávání: '"Karol Waichman"'
Publikováno v:
Journal of the Optical Society of America B. 40:1212
Modeling of the efficiency and output beam quality of a Rb flowing-gas diode-pumped alkali amplifier (DPAA) based on a 3D computational fluid dynamic model coupled to a wave optics model for amplified beam propagation is reported. Both end and two-wa
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::a762d471b721afa498b0e4962a1ed572
https://doi.org/10.1364/josab.488095
https://doi.org/10.1364/josab.488095
Publikováno v:
Technologies for Optical Countermeasures XVIII and High-Power Lasers: Technology and Systems, Platforms, Effects V.
A comprehensive three-dimensional modeling of static K diode pumped alkali laser (DPAL) and flowing-gas K and Rb DPALs is carried out. The cases of He/CH4 and pure He buffer gases are investigated and the output power and optical efficiency calculate
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::e53593bc0a7fdbb6117c199b34304827
https://doi.org/10.1117/12.2601517
https://doi.org/10.1117/12.2601517
Publikováno v:
Optics & Laser Technology. 116:18-21
The laser power dependence on gas velocity in flowing-gas diode pumped alkali lasers (DPALs) has been theoretically and experimentally studied, but the reasons for this dependence are not yet completely understood. Previously we reported on a flowing
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::d082f7732fe7d1e36feb876a86750b34
https://doi.org/10.1016/j.optlastec.2019.03.008
https://doi.org/10.1016/j.optlastec.2019.03.008
Publikováno v:
Journal of the Optical Society of America B. 38:3523
A comprehensive three-dimensional computational fluid dynamics (3D CFD) modeling of flowing-gas Rb diode pumped alkali laser (DPAL) is carried out. The cases of H e / C H 4 and pure He buffer gases are investigated, and the output power and optical e
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::e4081306d1a741fd9f0f83891388369a
https://doi.org/10.1364/josab.441871
https://doi.org/10.1364/josab.441871
Publikováno v:
IEEE Journal of Quantum Electronics. 53:1-7
Comprehensive analysis of the performance and beam quality of flowing-gas K diode-pumped alkali lasers (DPALs) with different pumping geometries, using 3-D computational fluid dynamics model, is presented. Recently, flowing-gas K DPAL with an output
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::21d963b24ecb3425345af078fcf78843
https://doi.org/10.1109/jqe.2017.2717700
https://doi.org/10.1109/jqe.2017.2717700
Publikováno v:
Journal of the Optical Society of America B. 37:2209
Accurate 3D computational fluid dynamics (CFD) modeling of flowing-gas K DPAL is presented, taking into account ionization and ion–electron recombination processes, ambipolar diffusion of K ions, and electron heating. Whereas in a static K DPAL wit
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::0d2ed0642eadd521244409677fd7bba7
https://doi.org/10.1364/josab.390706
https://doi.org/10.1364/josab.390706
Publikováno v:
2018 International Conference Laser Optics (ICLO).
Experimental and theoretical parametric studies of the influence of the pump-to-laser beam overlap, the alkali cell length and composition of the buffer gas on the laser power, slope efficiency and the laser beam quality factor M2 of static Cs DPALs
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::0b385eab11fcf5df7087f832dd915e7d
https://doi.org/10.1109/lo.2018.8435497
https://doi.org/10.1109/lo.2018.8435497
Publikováno v:
High-Power Lasers: Technology and Systems, Platforms, and Effects.
Comprehensive analysis of the performance and beam quality of subsonic flowing-gas K diode-pumped alkali lasers (DPALs) with different pumping geometries, using 3D computational fluid dynamics model, is reported. The model is first applied to a K DPA
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::7d101491d20398411ac90ce4d1c20385
https://doi.org/10.1117/12.2277689
https://doi.org/10.1117/12.2277689
Publikováno v:
SPIE Proceedings.
Scaling-up flowing-gas diode pumped alkali lasers (DPALs) to megawatt class power is studied using accurate three-dimensional computational fluid dynamics model, taking into account the effects of temperature rise and losses of alkali atoms due to io
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::f47c558154c8a23cc84aa89962c636c2
https://doi.org/10.1117/12.2256026
https://doi.org/10.1117/12.2256026
Publikováno v:
Journal of the Optical Society of America B. 36:3464
Recently it was observed that adding a small amount of methane to the He buffer gas of a static potassium diode pumped alkali laser (K DPAL) increases considerably the laser power. Further increase in the amount of methane leads to a moderate decreas
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::77332f091e1782efc676dc354f6e0f99
https://doi.org/10.1364/josab.36.003464
https://doi.org/10.1364/josab.36.003464