Artículos de revistas
Thermo-optical Properties And Nonradiative Quantum Efficiency Of Er3+-doped And Er3+/tm3+-co-doped Tellurite Glasses
Registro en:
Journal Of Non-crystalline Solids. , v. 352, n. 32-35, p. 3598 - 3602, 2006.
223093
10.1016/j.jnoncrysol.2006.03.090
2-s2.0-33748416217
Autor
Pilla V.
Chillcce E.F.
Rodriguez E.
Catunda T.
Munin E.
Cesar C.L.
Barbosa L.C.
Institución
Resumen
Thermal lens (TL) measurements were performed in tellurite glasses, 70TeO2-19WO3-7Na2O-4Nb2 O5 (mol%), undoped, doped with Er3+ (1.19 × 1020 ions/cm3) and co-doped with Er3+ (1.19 × 1020 ions/cm3)/Tm3+ (1.56 × 1020 ions/cm3). The absolute nonradiative quantum efficiency (φ{symbol}) was determined by the TL method. The φ{symbol} values for Er3+/Tm3+-co-doped and Er3+-doped tellurite glasses were 0.98 and 0.74, respectively. Fluorescence spectra were performed at λe = 488 nm and used to estimate the fluorescence quantum efficiency (η) using the TL results. These values were compared with results obtained by Judd-Ofelt calculations. © 2006 Elsevier B.V. All rights reserved. 352 32-35 3598 3602 Ryba-Romanowski, W., (1990) J. Lumin., 46, p. 163 Tanabe, S., Hirao, K., Soga, N., (1990) J. Non-Cryst. Solids, 122, p. 79 Inoue, S., Nukui, A., Yamamoto, K., Yano, T., Shibata, S., Yamane, M., (2002) J. Mater. Sci., 37, p. 3459 Huang, L., Jha, A., Shen, S., Chung, W.J., (2004) Opt. Commun., 239, p. 403 Tanabe, S., Suzuki, K., Soga, N., Hanada, T., (1995) J. Lumin., 65, p. 247 Zhang, S.X., Dai, S., Wang, G., Hu, L., Jiang, Z., (2004) J. Alloys Compd., 376, pp. L1 Shen, S.X., Jha, A., (2004) Opt. Mater., 25, p. 321 Shen, X., Nie, Q., Xu, T., Peng, T., Gao, Y., (2004) Phys. Lett. A, 332, p. 101 Pivin, J.C., Podhorodecki, A., Kudrawiec, R., Misiewicz, J., (2005) Opt. Mater., 27, p. 1467 Auzel, F., Pecile, D., Morin, D., (1975) J. Electrochem. Soc., 122, p. 101 Pelle, F., Auzel, F., (2000) J. Lumin., 87-89, p. 598 Mahmoud, F., Müller, H.R., Mörl, K., Bartelt, H., (2002) Optik, 113, p. 421 Lima, S.M., Sampaio, J.A., Catunda, T., Bento, A.C., Miranda, L.C.M., Baesso, M.L., (2000) J. Non-Cryst. Solids, 273, p. 215 Sampaio, J.A., Catunda, T., Gama, S., Baesso, M.L., (2001) J. Non-Cryst. Solids, 284, p. 210 Lima, S.M., de Camargo, A.S.S., Nunes, L.A.O., Catunda, T., Hewak, D.W., (2002) Appl. Phys. Lett., 81, p. 589 Oliveira, S.L., Lima, S.M., Catunda, T., Nunes, L.A.O., Rohling, J.H., Bento, A.C., Baesso, M.L., (2004) Appl. Phys. Lett., 84, p. 359 Jacinto, C., Oliveira, S.L., Nunes, L.A.O., Catunda, T., Bell, M.J.V., (2005) Appl. Phys. Lett., 86 Sampaio, J.A., Gama, S., Baesso, M.L., Catunda, T., (2005) J. Non-Cryst. Solids, 351, p. 1594 Pilla, V., Catunda, T., Lima, S.M., Medina, A.N., Baesso, M.L., Jenssen, H.P., Cassanho, A., (2004) J. Opt. Soc. Am. B, 21, p. 1784 Pilla, V., Catunda, T., Balogh, D.T., Faria, R.M., Zilio, S.C., (2002) J. Polym. Sci., Part B Polym. Phys., 40, p. 1949 Chillcce, E.F., Rodriguez, E., Neves, A.A.R., Moreira, W.C., César, C.L., Barbosa, L.C., (2006) Opt. Fiber Technol., 12, p. 185 Lima, S.M., Catunda, T., Lebullenger, R., Hernandes, A.C., Baesso, M.L., Bento, A.C., Miranda, L.C.M., (1999) Phys. Rev. B, 60, p. 15173 Lima, S.M., Andrade, A.A., Catunda, T., Lebullenger, R., Smektala, F., Jestin, Y., Baesso, M.L., (2001) J. Non-Cryst. Solids, 284, p. 203 Lima, S.M., Sampaio, J.A., Catunda, T., Lebullenger, R., Hernandes, A.C., Baesso, M.L., Bento, A.C., Gandra, F.C.G., (1999) J. Non-Cryst. Solids, 256-257, p. 337 Lima, S.M., Sampaio, J.A., Catunda, T., de Camargo, A.S.S., O Nunes, L.A., Baesso, M.L., Hewak, D.W., (2001) J. Non-Cryst. Solids, 284, p. 274 Zou, X., Izumitani, T., (1993) J. Non-Cryst. Solids, 162, p. 68