Search Results - "Raúl F. Cuevas"

Estudios Mossbauer del sistema vítreo Fe: Lh0-Ti02-Te02 by Dalber R. Sanchez, Elisa Baggio S., Raúl F. Cuevas, V. C. Solano R., Luiz C. Barbosa

“…La espectroscopia Mlissbauer del 57Fe ha sido utilizada para investigar el proceso de transformaciones de las unidades de Te(Fe)-0 por la acción del óxido…”
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Crystalline and amorphous phases of GeO2 in VAD silica-germania soot preform by SEKIYA, E. H, TORIKAI, D, GUSKEN, E, OGATA, D. Y, CUEVAS, R. F, SUZUKI, C. K

“…In Ge-doped optical fiber, produced by vapor-phase axial deposition (VAD) technique, the refractive index profile is controlled by the radial distribution…”
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Effect of H2/O2 ratio on the GeO2 concentration profile in SiO2:GeO2 glass preforms prepared by vapor-phase axial deposition by CUEVAS, R. F, GUSKEN, E, SEKIYA, E. H, OGATA, D. Y, TORIKAI, D, SUZUKI, C. K

“…GeO2 radial concentration in SiO2 glass preforms, prepared by vapor-phase axial deposition (VAD) method, was analyzed by XRF measurements. The results were…”
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Study of the optical properties of TeO2-PbO-TiO2 glass system by Cuevas, Raul F., Paula, Ana M. de, Cesar, Carlos L., Barbosa, Luiz C., Alves, Oswaldo L.

“…We describe the preparation and some optical properties of high refractive index TeO2-PbO-TiO2 glass system. Highly homogeneous glasses were obtained by…”
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Crystalline and amorphous phases of GeO 2 in VAD silica–germania soot preform by Sekiya, Edson H, Torikai, Delson, Gusken, Edmilton, Ogata, Daniela Y, Cuevas, Raul F, Suzuki, Carlos K

“…In germanium doped optical fiber, produced by vapor-phase axial deposition (VAD) technique, the refractive index profile is controlled by the radial…”
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Effect of H 2/O 2 ratio on the GeO 2 concentration profile in SiO 2:GeO 2 glass preforms prepared by vapor-phase axial deposition by Cuevas, Raul F, Gusken, Edmilton, Sekiya, Edson H, Ogata, Daniela Y, Torikai, Delson, Suzuki, Carlos K

“…GeO 2 radial concentration in silica glass preforms, prepared by vapor-phase axial deposition (VAD) method, was analyzed by X-ray fluorescence (XRF)…”
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Preparation and characterization of tellurium oxide based glass : Li2O-TiO2-TeO2 system by CUEVAS, R. F, BARBOSA, L. C, DE PAULA, A. M, YUDONG LIU, REYNOSO, V. C. S, ALVES, O. L, ARANHA, N, CESAR, C. L

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Preparation and characterization of tellurium oxide based glass: Li 2O-TiO 2-TeO 2 system by Cuevas, Raul F., Barbosa, Luiz C., de Paula, Ana M., Liu, Yudong, Reynoso, Victor C.S., Alves, Oswaldo L., Aranha, Norberto, Cesar, Carlos L.

“…Li 2O-TiO 2-TeO 2 glass systems presenting large optical non-linearities are promising materials for optical device applications. The preparation and…”
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