<trans-title>Fabrication and Optical Property of Nd:Lu<sub>2</sub>O<sub>3</sub> Transparent Ceramics for Solid-state Laser Applications</trans-title>

Ziyu LIU; Guido TOCI; Angela PIRRI; Barbara PATRIZI; Yagang FENG; Xiaopu CHEN; Dianjun HU; Feng TIAN; Lexiang WU; Matteo VANNINI; Jiang LI

doi:10.15541/jim20200143

Journal of Inorganic Materials, Volume. 36, Issue 2, 210(2021)

Fabrication and Optical Property of Nd:Lu₂O₃ Transparent Ceramics for Solid-state Laser Applications

Ziyu LIU^1,2, Guido TOCI³, Angela PIRRI⁴, Barbara PATRIZI³, Yagang FENG^1,2, Xiaopu CHEN^1,2, Dianjun HU^1,2, Feng TIAN^1,2, Lexiang WU¹, Matteo VANNINI³, and Jiang LI^1,2、*

Author Affiliations

¹1. Key Laboratory of Transparent Opto-functional Inorganic Materials, Shanghai Institute of Ceramics, Chinese Academy of Sciences, Shanghai 201899, China

²2. Center of Materials Science and Optoelectronic Engineering, University of Chinese Academy of Sciences, Beijing 100049, China

³3. Istituto Nazionale di Ottica, Consiglio Nazionale delle Ricerche, CNR-INO, Via Madonna del Piano 10C, 50019 Sesto Fiorentino (Fi), Italy

⁴4. Istituto di Fisica Applicata “Carrara”, Consiglio Nazionale delle Ricerche, CNR-IFAC, Via Madonna del Piano 10C, 50019 Sesto Fiorentino (Fi), Italy

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Figures & Tables(10)

. XRD patterns of the as-synthesized precursor and 1.0at%Nd:Lu₂O₃ powder calcined at 1100 ℃ for 4 h

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. FESEM micrographs of (a) precursor, (b) 1.0at%Nd:Lu₂O₃ powder and (c) green body formed from the nano-powder

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. FESEM micrographs of the thermally etched (1300 ℃ for 3 h) surfaces of 1.0at%Nd:Lu₂O₃ceramics

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. In-line transmittance and the photograph of the double-side polished 1.0at%Nd:Lu₂O₃ transparent ceramics

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. Room-temperature absorption cross-section spectrum of the 1.0at%Nd:Lu₂O₃ ceramics annealed at 900 ℃ for 30 h

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. (a) Room-temperature fluorescence spectrum and (b) emission cross-section of the 1.0at%Nd:Lu₂O₃ ceramics annealed at 900 ℃ for 30 h

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. Fluorescence decay of the 1.0at%Nd:Lu₂O₃ ceramics excited at two different wavelengths

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. Schematic of the laser cavity layout employed for the laser tests

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. Laser output power vs incident pump power (a) and emission spectra for different transmission values of the OC (b)

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Table 1.
Main laser emission parameters
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Table 1.
Main laser emission parameters
Output coupler transmission/% Maximum power/W Slope efficiency/% Optical efficiency*/% Laser threshold/W
2.0 0.460 8.7 7.8 0.57
5.2 0.372 8.9 6.3 0.81
7.0 0.325 8.3 5.7 1.20
19.0 0.029 1.9 0.5 4.42

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Ziyu LIU, Guido TOCI, Angela PIRRI, Barbara PATRIZI, Yagang FENG, Xiaopu CHEN, Dianjun HU, Feng TIAN, Lexiang WU, Matteo VANNINI, Jiang LI. Fabrication and Optical Property of Nd:Lu₂O₃ Transparent Ceramics for Solid-state Laser Applications[J]. Journal of Inorganic Materials, 2021, 36(2): 210

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