Fluorescence intensity ratio (FIR) variation of green upconversion emissions at 523 and 545 nm in the Er3+-Yb3+ codoped Al2O3 has been studied as a function of temperature using a 978 nm semiconductor laser diode as an excitation source. In the temperature range of 295-973 K, the maximum sensitivity and the temperature revolution derived from the FIR technique are approximately 0.0051 K-1 and 0.3 K, respectively. The Er3+-Yb3+ codoped Al2O3 material with the highest operating temperature up to 973 K, the higher temperature revolution, and the fluorescence efficiency indicated that it is promising for applications in optical high temperature sensor. (c) 2007 American Institute of Physics.
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Ctr Invest Opt, Grp Espect Mat Avanzados & Nanoestruct GEMANA, AP 1-948, Leon, Gto, MexicoCtr Invest Opt, Grp Espect Mat Avanzados & Nanoestruct GEMANA, AP 1-948, Leon, Gto, Mexico
Diaz-Torres, L. A.
Salas, P.
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Univ Nacl Autonoma Mexico, Ctr Fis Aplicada & Tecnol Avanzada, Apartado Postal 1-1010, Queretaro, Qro, MexicoCtr Invest Opt, Grp Espect Mat Avanzados & Nanoestruct GEMANA, AP 1-948, Leon, Gto, Mexico
Salas, P.
Oliva, J.
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Univ Autonoma Coahuila, Conacyt, Fac Ciencias Quim, Saltillo 25000, Coahuila, MexicoCtr Invest Opt, Grp Espect Mat Avanzados & Nanoestruct GEMANA, AP 1-948, Leon, Gto, Mexico
Oliva, J.
Resendiz-L, E.
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Univ Nacl Autonoma Mexico, Ctr Fis Aplicada & Tecnol Avanzada, Apartado Postal 1-1010, Queretaro, Qro, MexicoCtr Invest Opt, Grp Espect Mat Avanzados & Nanoestruct GEMANA, AP 1-948, Leon, Gto, Mexico
Resendiz-L, E.
Rodriguez-Gonzalez, C.
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Univ Nacl Autonoma Mexico, Ctr Fis Aplicada & Tecnol Avanzada, Apartado Postal 1-1010, Queretaro, Qro, MexicoCtr Invest Opt, Grp Espect Mat Avanzados & Nanoestruct GEMANA, AP 1-948, Leon, Gto, Mexico
Rodriguez-Gonzalez, C.
Meza, O.
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Benemerita Univ Autonoma Puebla, Inst Fis, AP J-48, Centro Hist 72570, Pue, MexicoCtr Invest Opt, Grp Espect Mat Avanzados & Nanoestruct GEMANA, AP 1-948, Leon, Gto, Mexico
机构:
Harbin Inst Technol, Dept Phys, Harbin 150001, Peoples R China
Zhanjiang Normal Coll, Dept Phys, Zhanjiang 524048, Peoples R ChinaHarbin Inst Technol, Dept Phys, Harbin 150001, Peoples R China
Li, Dongyu
Wang, Yuxiao
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Harbin Inst Technol, Dept Phys, Harbin 150001, Peoples R ChinaHarbin Inst Technol, Dept Phys, Harbin 150001, Peoples R China
Wang, Yuxiao
Zhang, Xueru
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Harbin Inst Technol, Dept Phys, Harbin 150001, Peoples R ChinaHarbin Inst Technol, Dept Phys, Harbin 150001, Peoples R China
Zhang, Xueru
Yang, Kun
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Harbin Inst Technol, Dept Phys, Harbin 150001, Peoples R ChinaHarbin Inst Technol, Dept Phys, Harbin 150001, Peoples R China
Yang, Kun
Liu, Lu
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Harbin Inst Technol, Dept Phys, Harbin 150001, Peoples R China
Harbin Engn Univ, Sch Sci, Harbin 150001, Peoples R ChinaHarbin Inst Technol, Dept Phys, Harbin 150001, Peoples R China
Liu, Lu
Song, Yinglin
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Harbin Inst Technol, Dept Phys, Harbin 150001, Peoples R China
Suzhou Univ, Sch Phys Sci & Technol, Suzhou 215006, Peoples R ChinaHarbin Inst Technol, Dept Phys, Harbin 150001, Peoples R China