ZHANG Ji-sen, ZHANG Li-guo, REN Jian-yue etc. Properties of NIR Emissions with Energy-transfer Processes in Cr<sup>3+</sup>- and Yb<sup>3+</sup>-doped Y<sub>3</sub>Al<sub>5</sub>O<sub>12</sub> Powder Materials[J]. Chinese Journal of Luminescence, 2015,36(3): 262-266
ZHANG Ji-sen, ZHANG Li-guo, REN Jian-yue etc. Properties of NIR Emissions with Energy-transfer Processes in Cr<sup>3+</sup>- and Yb<sup>3+</sup>-doped Y<sub>3</sub>Al<sub>5</sub>O<sub>12</sub> Powder Materials[J]. Chinese Journal of Luminescence, 2015,36(3): 262-266 DOI: 10.3788/fgxb20153603.0262.
Properties of NIR Emissions with Energy-transfer Processes in Cr3+- and Yb3+-doped Y3Al5O12 Powder Materials
-doped YAG powder samples were prepared and the energy transfer (ET) mechanism in the samples was evaluated by the photoluminescence (PL)
photoluminescence excitation (PLE) and light-emitting lifetime. By taking advantage of the spin allowed
4
A
2
4
T
2
and
4
A
2
4
T
1
absorption of Cr
3+
and the efficient energy transfer from Cr
3+
to Yb
3+
the broadband spectral conversion makes Yb
3+
:
2
F
5/2
2
F
7/2
transition give off a desirable emission around 1 000 nm
which is according to the maximum spectral response of c-Si solar cells
and hence would lead to the enhancement of silicon solar photovoltaic conversion efficiency.
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references
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Broadband Near Infrared Emission and Energy Transfer of Ca2TbHf2Al3O12∶Ce3+,Cr3+ Garnet Phosphor
Properties of Visible and NIR Emissions with Quantum Cutting in Ce3+-Yb3+-codoped Y3Al5O12 Powder Materials
Luminescent Properties and Energy Transfer in SrAl12O19 ∶ Eu2+, Cr3+
Preparation and Upconversion Luminescence of Yb3+/Eu3+ Co-doped Gd3Zn2GaGe2O12 Phosphors
Related Author
YAN Yu
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DUAN Pei-hua
ZHAO Hai-feng
ZHONG Rui-xia
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HAO Zhen-dong
ZHANG Xia
Related Institution
Key Laboratory for Liquid-solid Structural Evolution and Processing of Materials (Ministry of Education), School of Material Science and Engineering, Shandong University
Department of Materials Science and Engineering, Northeastern University at Qinhuangdao Branch
Key Laboratory of Excited state Processes, Changchun Institute of Optics, Fine Mechanics and Physics, Chinese Academy of Sciences
Department of Automation, Northeastern University at Qinhuangdao Branch
Engineering Research Center of Optical Instrument and System, Ministry of Education and Shanghai Key Lab of Modern Optical System, University of Shanghai for Science and Technology