Ho[sup 3+] to Yb[sup 3] back transfer and thermal quenching of conversion green emission in

Zhang, X.X.; Hong, P.
November 1993
Applied Physics Letters;11/8/1993, Vol. 63 Issue 19, p2606
Academic Journal
Examines energy transfer from holmium to ytterbium. Demonstration of energy transfer in fluoride crystals; Relationship of energy transfer and efficiency with temperature; Presentation of the mechanism governing back energy transfer.


Related Articles

  • Sensitized Ho... up-conversion luminescence in Nd...-Yb...-Ho... co-doped ZrF...-based glass. Qiu, J.; Kawamoto, Y. // Journal of Applied Physics;7/15/1999, Vol. 86 Issue 2, p909 

    Examines holmium up-conversion luminescence under 800 nanometer excitation in neodymium (Nd) ytterbium (Yb) holmium (Ho) co-doped zirconium-fluorine-based fluoride glasses. Energy transfer between Nd and Yb; Sensitization by energy transfer between Yb and Ho; Dependence of Ho up-conversion...

  • The optical properties of Yb[sup 3+] ions in LiTaO[sub 3] :Nd,Yb crystals. Sokólska, I.; Ryba-Romanowski, W.; Gołab, S.; Lukasiewicz, T. // Applied Physics B: Lasers & Optics;1997, Vol. 65 Issue 4/5, p495 

    The optical properties of Yb[sup 3+] ions excited by energy transfer from Nd[sup 3+] ions in LiTaO[sub 3] :Nd, Yb crystals are presented. The emission band of Yb[sup 3+] ions is broad, due to the strong phonon-coupling and to the relative large Stark-splitting of the ground [sup 2] F[sub 7/2]...

  • Temperature dependence of Nd3+↔Yb3+ energy transfer in the YAl3(BO3)4 nonlinear laser crystal. Ramirez, M. O.; Jaque, D.; Bausá, L. E.; Martín, I. R.; Lahoz, F.; Cavalli, E.; Speghini, A.; Bettinelli, M. // Journal of Applied Physics;5/1/2005, Vol. 97 Issue 9, p093510 

    The temperature dependence of the Nd3+→Yb3+ energy-transfer rate in the YAl3(BO3)4 nonlinear laser crystal has been investigated from the analysis of fluorescence decay curves recorded in the 10–600 K range. Three different regimes, independent on the dopant concentration, have...

  • Transfer and back transfer processes in Yb...Er... codoped fluorinated glasses. Martin, I.R.; Rodriguez, V.D. // Journal of Applied Physics;7/15/1999, Vol. 86 Issue 2, p935 

    Studies the kinetics of forward and backward energy transfer processes in fluoroindate glasses double doped with ytterbium (Yb) and erbium (Er). Emission decay of ions; Evolution of the emission; Limitations of the fluorescence transfer function model; Results and discussion.

  • 2.7-W Ho[sup 3+] -doped silica fibre laser pumped at 1100 nm and operating at 2.1 μm. Jackson, S.D. // Applied Physics B: Lasers & Optics;Jul2003, Vol. 76 Issue 7, p793 

    .The basic performance characteristics of a Ho[sup 3+] -doped silica fibre laser that operates in a single transverse mode at ∼2.1 μm and is pumped with the 1100-nm output from a free-running Yb[sup 3+] -doped silica fibre laser are presented. We measure a maximum slope efficiency (with...

  • Direct verification of energy back transfer from Yb 4f-shell to InP host. Taguchi, Akihito; Taniguchi, Moriyuki // Applied Physics Letters;2/24/1992, Vol. 60 Issue 8, p965 

    Analyzes a direct verification of energy back transfer from ytterbium 4f-shell to indium phosphide host. Proposal of the energy back transfer as a mechanism for thermal quenching of intra-4f-shell luminescence; Analysis on the photoluminescence time decay of the band-edge related luminescence...

  • Three-center Auger excitation mechanism of ytterbium intrashell emission in ZnS. Swiatek, K.; Suchocki, A.; Godlewski, M. // Applied Physics Letters;7/2/1990, Vol. 57 Issue 1, p40 

    A new, very efficient excitation mechanism of Yb intrashell 4f-4f emission in ZnS is reported. We show that the energy transfer from donor-acceptor pairs to Yb sites leads to Yb ionization (Yb3+⇒Yb2+), followed by capture of ionized carriers via the Yb3+ external excited state (bound...

  • Energy transfer and upconversion in erbium-ytterbium-doped fluoride phosphate glasses. Philipps, J.F.; T ö pfer, T.; Ebendorff-Heidepriem, H.; Ehrt, D.; Sauerbrey, R. // Applied Physics B: Lasers & Optics;2002, Vol. 74 Issue 3, p233 

    The energy-transfer rate coefficient from ytterbium to erbium (K) and upconversion rate coefficient for erbium (C) are determined by analysis of erbium fluorescence decay under different pumping conditions. A simple rate-equation model was used to describe the fluorescence dynamics. Numerical...

  • Evaluation of the energy transfer rate for the Yb...:Pr... system in lead fluoroindogallate glasses. Pecoraro, E.; de Sousa, D. F. // Journal of Applied Physics;9/15/1999, Vol. 86 Issue 6, p3144 

    Presents information on a study which evaluated the energy transfer rate for praseodymium:ytterbium codoped lead fluoroindogallate glasses. Experimental methods; Results and discussion; Conclusions.


Read the Article


Sorry, but this item is not currently available from your library.

Try another library?
Sign out of this library

Other Topics