ZENG Fan-ming, LI Chun, LIN Hai etc. Preparation and Luminescence Properties of Er:YbGG Nanopowder[J]. Chinese Journal of Luminescence, 2014,35(2): 190-194
ZENG Fan-ming, LI Chun, LIN Hai etc. Preparation and Luminescence Properties of Er:YbGG Nanopowder[J]. Chinese Journal of Luminescence, 2014,35(2): 190-194 DOI: 10.3788/fgxb20143502.0190.
Preparation and Luminescence Properties of Er:YbGG Nanopowder
Er:YbGG nanopowder was prepared by sol-gel method. XRD
TG-DTA
SEM and spectra analysis were utilized to investigate the phase structure and spectrum properties of the powder. The experiment results indicate that the fine Er:YbGG nanopowder belongs to a cubic phase with a space group of
Ia-3d
and lattice parameter
a
=1.216 2 nm. Under 980 nm excitation
an intensive fluorescence emission peak appears near 1 533 nm in the emission spetrum of Er:YbGG nanopowder
and the high intensity of the emission is attributed to the energy transmission between Yb
3+
and Er
3+
ions.
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Keywords
references
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