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Fluorescence dynami...
Fluorescence dynamics and rate equations analysis in Er3+,Yb3+ doped double tungstates
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- Bjurshagen, Stefan (författare)
- KTH,Laserfysik
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- Hellström, Jonas (författare)
- KTH,Laserfysik
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- Pasiskevicius, Valdas (författare)
- KTH,Laserfysik
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visa fler...
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- Pujol, Maria (författare)
- Fisica I Cristal-Lografia de Materials (FiCMA), Universitat Rovira I Virgili, Spain
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- Aguiló, Magdalena (författare)
- Fisica I Cristal-Lografia de Materials (FiCMA), Universitat Rovira I Virgili, Spain
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- Díaz, Francesc (författare)
- Fisica I Cristal-Lografia de Materials (FiCMA), Universitat Rovira I Virgili, Spain
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visa färre...
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(creator_code:org_t)
- 2006
- 2006
- Engelska.
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Ingår i: Applied Optics. - 1559-128X .- 2155-3165. ; 45:19, s. 4715-4725
- Relaterad länk:
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https://urn.kb.se/re...
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https://doi.org/10.1...
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Abstract
Ämnesord
Stäng
- The fluorescence dynamics in Er3+ and Yb3+ doped KGd(WO4)(2) and KY(WO4)(2) has been investigated. Lifetimes have been measured for the Yb(F-2(5/2)), Er(I-4(13/2)), and Er(S-4(3/2)) levels around 1, 1.5, and 0.55 mu m, respectively. The Yb(F-2(5/2)) lifetimes show a decreasing trend toward the limiting Er(I-4(11/2)) lifetime with increasing Er-to-Yb concentration ratio, whereas the Er(I-4(13/2)) lifetimes are mostly unaffected by the doping concentrations. A rate equation analysis has been performed to explain the observed behavior and gain is calculated for a continuous-wave laser at 1.53 mu m to find the optimum doping concentrations for high gain.
Ämnesord
- NATURVETENSKAP -- Fysik -- Annan fysik (hsv//swe)
- NATURAL SCIENCES -- Physical Sciences -- Other Physics Topics (hsv//eng)
Nyckelord
- Continuous-wave lasers; Doping concentrations; Fluorescence dynamics; Rate equation analysis; Concentration (process); Equations of state of solids; Erbium compounds; Semiconductor doping; Solid state lasers; Tungsten compounds; Ytterbium compounds
- Physics
- Fysik
Publikations- och innehållstyp
- ref (ämneskategori)
- art (ämneskategori)
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