<trans-title xml:lang="en">Microstructure and Properties of Bi-doped Yttrium Iron Garnet Magneto-optical Ceramics Prepared by Hot-pressing Sintering Process</trans-title>

Shun ZOU; Xiyun HE; Xia ZENG; Pingsun QIU; Liang LING; Dazhi SUN

doi:10.15541/jim20210603

Journal of Inorganic Materials, Volume. 37, Issue 7, 773(2022)

Microstructure and Properties of Bi-doped Yttrium Iron Garnet Magneto-optical Ceramics Prepared by Hot-pressing Sintering Process

Shun ZOU1...2, Xiyun HE1,*, Xia ZENG1, Pingsun QIU1, Liang LING1 and Dazhi SUN2,* |Show fewer author(s)

Author Affiliations

¹1. Shanghai Institute of Ceramics, Chinese Academy of Sciences, Shanghai 200050, China

²2. College of Chemistry and Materials Science, Shanghai Normal University, Shanghai 200234, China

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Figures & Tables(9)

1. Density of Bi_xY_1-_xFe₅O₁₂ceramic samples varies with sintering temperatures (a) and photos of Bi_xY_1-_xFe₅O₁₂ samples (b)

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2. Infrared transmittance curves of Bi_xY_1-_xFe₅O₁₂ samples sintered at different temperatures (d=0.4 mm)

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3. Best infrared transmittance curves of Bi_xY_1-_xFe₅O₁₂ samples with Bi³⁺ doping (d=0.4 mm)

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4. XRD patterns of Bi_xY_1-_xFe₅O₁₂ (x=0, 0.3, 0.6, 0.9) samples (a) and the detail map at 2θ=68°-70° (b)

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5. Cross-section SEM images of the Bi_xY_1-_xFe₅O₁₂ ceramic samples

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6. SEM image (a) and EDS patterns of the Bi_0.9Y_2.1Fe₅O₁₂ceramics sintered at 1050 ℃ (b, c)

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7. Schematic diagram of Faraday rotation angle test equipment (a), hysteresis loops (b) of Bi_xY_1-_xFe₅O₁₂ samples, and Faraday rotation angle of the ceramic sample varies with the proportion of bismuth at 1064 and 1550 nm (c)

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Table 1. Sintering temperatures of the samples with the highest density and the highest transmittance

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Table 1. Sintering temperatures of the samples with the highest density and the highest transmittance

Bi_xY_1-_xFe₅O₁₂	Sintering temperature of the sample with the highest density/℃	Sintering temperature of the sample with the highest transmittance/℃
x=0	1300	1300
x=0.3	1250	1250
x=0.6	1250	1150
x=0.9	1150	1050

Table 2. Magnetic performance parameters of the sintered Bi_xY_1-_xFe₅O₁₂ samples with different amounts of Bi³⁺doping
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Table 2. Magnetic performance parameters of the sintered Bi_xY_1-_xFe₅O₁₂ samples with different amounts of Bi³⁺doping
x Residual magnetization, 4πM_r/T Saturation magnetization, 4πM_s/T Coercive field, H_c/ (A·m^-1)
0 1.32×10^-2 0.1543 6029.6
0.3 6.59×10^-3 0.1577 369.2
0.6 5.02×10^-4 0.1596 310.4
0.9 2.86×10^-4 0.1536 179.8

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Shun ZOU, Xiyun HE, Xia ZENG, Pingsun QIU, Liang LING, Dazhi SUN. Microstructure and Properties of Bi-doped Yttrium Iron Garnet Magneto-optical Ceramics Prepared by Hot-pressing Sintering Process[J]. Journal of Inorganic Materials, 2022, 37(7): 773

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Paper Information

Category: RESEARCH ARTICLE

Received: Sep. 30, 2021

Accepted: --

Published Online: Jan. 10, 2023

The Author Email: HE Xiyun (xyhe@mail.sic.ac.cn), SUN Dazhi (sundazhi@shnu.edu.cn)

DOI:10.15541/jim20210603

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology

Table 1. Sintering temperatures of the samples with the highest density and the highest transmittance

Table 1. Sintering temperatures of the samples with the highest density and the highest transmittance

Table 2. Magnetic performance parameters of the sintered BixY1-xFe5O12 samples with different amounts of Bi3+doping

Table 2. Magnetic performance parameters of the sintered BixY1-xFe5O12 samples with different amounts of Bi3+doping

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Table 2. Magnetic performance parameters of the sintered Bi_xY_1-_xFe₅O₁₂ samples with different amounts of Bi³⁺doping

Table 2. Magnetic performance parameters of the sintered Bi_xY_1-_xFe₅O₁₂ samples with different amounts of Bi³⁺doping