Temperature Sensing with Up-Converting Submicron-Sized LiNbO3:Er3+/Yb3+ Particles
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概要
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We present the temperature dependence of the green up-converted luminescence in submicron-sized LiNbO3:Er3+/Yb3+ particles in the range between 12 and 180 °C. It is shown that LiNbO3:Er3+/Yb3+ exhibits a very high sensitivity ($S = 0.007$/°C at physiological temperature and a maximum value of $S = 0.014$/°C at 350 °C) that surpasses those previously found for other materials based on Er3+/Yb3+ luminescence, indicating that LiNbO3:Er3+/Yb3+ is a suitable probe for optical temperature sensing through the fluorescence intensity ratio technique. This high sensitivity can be explained using the intrinsic spectroscopic parameters of Er3+ ions in this host.
- 2011-02-25
著者
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Cusso Fernando
Department De Fisica De Materiales
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CANTELAR Eugenio
Department de Fisica de Materiales
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Cussó Fernando
Departamento de Física de Materiales, C-IV, Facultad de Ciencias, Universidad Autónoma de Madrid, Avda. Francisco Tomás y Valiente, 7, Madrid 28049, Spain
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Caballero Amador
Departamento de Electrocerámica, Instituto de Cerámica y Vidrio, CSIC, Madrid 28049, Spain
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Quintanilla Marta
Departamento de Física de Materiales, C-IV, Facultad de Ciencias, Universidad Autónoma de Madrid, Avda. Francisco Tomás y Valiente, 7, Madrid 28049, Spain
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Villegas Marina
Departamento de Electrocerámica, Instituto de Cerámica y Vidrio, CSIC, Madrid 28049, Spain
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Villegas Marina
Departamento de Electrocerámica, Instituto de Cerámica y Vidrio, CSIC, Madrid 28049, Spain
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Quintanilla Marta
Departamento de Física de Materiales, C-IV, Facultad de Ciencias, Universidad Autónoma de Madrid, Avda. Francisco Tomás y Valiente, 7, Madrid 28049, Spain
関連論文
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- Temperature Sensing with Up-Converting Submicron-Sized LiNbO3:Er3+/Yb3+ Particles
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