Search Results - "Vallés, J.A."

Concentration-dependent optimization of Yb3+/Er3+ highly-doped phosphate glass waveguide amplifiers and lasers using a microscopic statistical formalism by VALLES, J. A

“…[Display omitted] ► Concentration dependence of energy transfer coefficients is rigorously considered. ► Optimized design of amplifiers and ring lasers. ►…”
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Full characterization of packaged Er-Yb-codoped phosphate glass waveguides by Valles, J.A., Rebolledo, M.A., Cortes, J.

“…We present a procedure for the characterization of packaged Er-Yb-codoped phosphate glass waveguides. The procedure is based on precise measurements of the…”
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Diffraction gratings in dry developed dichromated gelatin films by Quintana, J.A, Boj, P.G, Crespo, J, Vallés-Abarca, J.A, Villalvilla, J.M

“…A new method for using dichromated gelatin films in photolithography has been recently developed in our laboratory. In this paper, we describe the experiments…”
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Study of an optimised bidirectional pump scheme for fs-laser written Yb/Er-codoped integrated waveguides by Vallés, J.A., Rebolledo, M.Á., Berdejo, V., Ferrer, A., Ruiz de la Cruz, A., Solís, J.

“…The influence of the working conditions on the performance of bidirectionally pumped fs-laser written Yb/Er-codoped waveguide active devices is numerically…”
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Modeling, characterization, and experimental/numerical comparison of signal and fluorescence amplification in Ti,Er:LiNbO/sub 3/ waveguides by Lazaro, J.A., Rebolledo, M.A., Valles, J.A.

“…A complete model for signal and fluorescence amplification in Ti,Er:LiNbO/sub 3/ waveguides under 1480 and 980 nm excitation, which includes transitions…”
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Analysis of competing mechanisms in transitions between excited states in Er-doped integrated waveguides by Valles, J.A., Lazaro, J.A., Rebolledo, M.A.

“…A new procedure for determining the prevalence of either excited-state absorption (ESA) or nonradiative cooperative energy transfer between erbium ions in…”
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Energy-transfer efficiency in Er/Yb-codoped phosphate waveguides in dynamic regime by Vallés, J.A., Rebolledo, M.A., Used, J.

“…A power function dependence of the Yb Er energy-transfer coefficient on the input pump power offers a good agreement between experimental and numerical results…”
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Aceptación de los fármacos genéricos en equipos de atención primaria: efecto de una intervención educativa y de los precios de referencia by Vallès, J.A., Barreiro, M., Cereza, G., Ferro, J.J., Martínez, M.J., Cucurull, E., Barceló, E.

“…Analizar la aceptación de los pacientes de la sustitución de marcas de fantasía por genéricos en el marco de la prescripción crónica. Estudio prospectivo,…”
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Encuesta sobre las necesidades sentidas por médicos de atención primaria sobre la formación continuada en terapéutica farmacológica by Rodríguez, D., Llop, R., Barceló, M.E., Cucurull, E., Vallés, J.A., Diogène, E., García, N., Fernández, E., Sabaté, N., Simó, E., Casadevall, J.

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New Characterization Technique for Femtosecond Laser Written Waveguides in Yb/Er-Codoped Glass by Valles, J.A., Ferrer, A., Sanchez-Martin, J.A., de la Cruz, A.R., Rebolledo, M.A., Solis, J.

“…We have developed a procedure for the complete characterization of femtosecond-laser written Er/Yb-codoped glass waveguides. The procedure is based on precise…”
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Encuesta sobre las necesidades sentidas por médicos de atención primaria sobre la formación continuada en terapéutica farmacológica by Rodríguez, D., Llop, R., Barceló, M.E., Cucurull, E., Vallés, J.A., Diogène, E., García, N., Fernández, E., Sabaté, N., Simó, E., Casadevall, J.

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Encuesta sobre las necesidades sentidas por médicos de atención primaria sobre la formación continuada en terapéutica farmacológica by Rodríguez, D., Llop, R., Barceló, M.E., Cucurull, E., Vallés, J.A., Diogène, E., García, N., Fernández, E., Sabaté, N., Simó, E., Casadevall, J.

“…Describir qué aspectos de la formación en terapéutica farmacológica consideran los médicos de atención primaria como más necesarios. Estudio observacional. Los…”
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Encuesta sobre las necesidades sentidas por médicos de atención primaria sobre la formación continuada en terapéutica farmacológica by Rodríguez, D., Llop, R., Barceló, M.E., Cucurull, E., Vallés, J.A., Diogène, E., García, N., Fernández, E., Sabaté, N., Simó, E., Casadevall, J.

“…Describir qué aspectos de la formación en terapéutica farmacológica consideran los médicos de atención primaria como más necesarios. Estudio observacional. Los…”
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Analysis of channel addition/removal response in all-optical gain-controlled cascade of erbium-doped fiber amplifiers by Karasek, M., Valles, J.A.

“…Application of the all-optical gain-controlled (AOGC) erbium-doped fiber amplifier (EDFA) for protection surviving channels in a multiwavelength network in…”
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In situ measurement of absorption and emission cross sections in Er/sup 3+/-doped waveguides for transitions involving thermalized states by Lazaro, J.A., Valles, J.A., Rebolledo, M.A.

“…An application to transitions involving thermalized states of a procedure based on the McCumber theory to determine emission and absorption cross sections in…”
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Modeling, characterization, and experimental/numerical comparison of signal and fluorescence amplification in Ti :Er :LiNbO3 waveguides by LAZARO, J. A, REBOLLEDO, M. A, VALLES, J. A

“…A complete model for signal and fluorescence amplification in Ti:Er:LiNbO3 waveguides under 1480 and 980 nm excitation, which includes transitions involving…”
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Aceptación de los fármacos genéricos en equipos de atención primaria: efecto de una intervención educativa y de los precios de referencia Acceptance of generic prescribing in general practice: effect of patient education and reference prices by J.A. Vallès, M. Barreiro, G. Cereza, J.J. Ferro, M.J. Martínez, E. Cucurull, E. Barceló

“…Objetivo: Analizar la aceptación de los pacientes de la sustitución de marcas de fantasía por genéricos en el marco de la prescripción crónica. Métodos:…”
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Posible toxicodermia secundaria a vacunación antigripal by Manzano, E., Grau, A., Sequeira, E., Vallès, J.A.

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Posible toxicodermia secundaria a vacunación antigripal by Manzano, E., Grau, A., Sequeira, E., Vallès, J.A.

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Analysis of leakage properties and guiding conditions of rib antiresonant reflecting optical waveguides by Garces, I., Villuendas, F., Valles, J.A., Dominguez, C., Moreno, M.

“…Power leakage properties and guiding conditions of rib antiresonant reflecting optical waveguides (rib-ARROW) have been theoretically and experimentally…”
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