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

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

Journals >Journal of Inorganic Materials >Volume 36 >Issue 2 >Page 210 > Article

Journal of Inorganic Materials
Vol. 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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DOI: 10.15541/jim20200143 Cite this Article

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 Copy Citation Text

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

. 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

. 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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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

Table 1.

Main laser emission parameters

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