<trans-title xml:lang="en">Large-size Er,Yb:YAG Single Crystal: Growth and Performance</trans-title>

Zhiqiang WANG; Ji’an WU; Kunfeng CHEN; Dongfeng XUE

doi:10.15541/jim20220646

Journal of Inorganic Materials, Volume. 38, Issue 3, 329(2023)

Large-size Er,Yb:YAG Single Crystal: Growth and Performance

Zhiqiang WANG1... Ji’an WU1, Kunfeng CHEN1,* and Dongfeng XUE2,* |Show fewer author(s)

¹1. Institute of Novel Semiconductors, State Key Laboratory of Crystal Materials, Shandong University, Jinan 250100, China

²2. Multiscale Crystal Materials Research Center, Shenzhen Institute of Advanced Technology, Chinese Academy of Sciences, Shenzhen 518055, China

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Figures & Tables(7)

1. Characteristics of as-grown Er,Yb:YAG single crystal and wafer(a) With diameter of 80 mm and length of 230 mm; (b) Wafer with a thickness of 1.5 mm; (c) XRD patterns for wafer and ground powder; (d) EDS pattern of the wafer

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2. Micrographs of wafer surface with (111) face(a, b) Before etching; (c, d) Etched in H₃PO₄ at 180 ℃ for 60 min

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3. Raman spectrum of Er,Yb:YAG

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4. Raman spectra of different points at Er,Yb:YAG wafer(a) Five points on a straight line; (b) Peak positions and FWHM obtained by Lorentz fitting at the 783 cm^-1 band with nisets showing Er,Yb:YAG wafer and schematic diagram of Raman test points

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5. Optical absorption spectra of Er,Yb:YAG crystal in the range of 200-1050 nm at room temperature

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6. Emission spectra of Er,Yb:YAG crystal at room temperature(a) Excited by 382 nm; (b) Excited by 260 nm; Fluorescent decay curves of (c) 554 nm; (d) 405 nm emission; Colorful figures are available on website

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Table 1.
Correspondence between the experimentally observed absorption lines and energy levels of Er³⁺ in Er,Yb:YAG single crystal^{[11,33⇓⇓ -36]}
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Table 1.
Correspondence between the experimentally observed absorption lines and energy levels of Er³⁺ in Er,Yb:YAG single crystal^{[11,33⇓⇓ -36]}
Wavelength/nm Assignment (from ground ⁴I_15/2)
255 ⁴D_7/2
356 ²K_15/2
364 ²G_9/2
381 ⁴G_11/2
407 ²H_9/2
442 ⁴F_3/2
450 ⁴F_5/2
488 ⁴F_7/2
518, 524 ²H_11/2
542 ⁴S_3/2
647, 655 ⁴F_9/2
788 ⁴I_9/2
961, 966 ⁴I_11/2

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Zhiqiang WANG, Ji’an WU, Kunfeng CHEN, Dongfeng XUE. Large-size Er,Yb:YAG Single Crystal: Growth and Performance[J]. Journal of Inorganic Materials, 2023, 38(3): 329

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Paper Information

Category:

Received: Nov. 1, 2022

Accepted: --

Published Online: Oct. 16, 2023

The Author Email: CHEN Kunfeng (Kunfeng.Chen@sdu.edu.cn), XUE Dongfeng (df.xue@siat.ac.cn)

DOI:10.15541/jim20220646

Topics

laser devices and laser physics

Lasers and Laser Optics

Laser physics

laser manufacturing

Instrumentation, Measurement and Metrology

Table 1. Correspondence between the experimentally observed absorption lines and energy levels of Er3+ in Er,Yb:YAG single crystal[11,33⇓⇓ -36]

Table 1. Correspondence between the experimentally observed absorption lines and energy levels of Er3+ in Er,Yb:YAG single crystal[11,33⇓⇓ -36]

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Table 1.
Correspondence between the experimentally observed absorption lines and energy levels of Er³⁺ in Er,Yb:YAG single crystal^{[11,33⇓⇓ -36]}

Table 1.
Correspondence between the experimentally observed absorption lines and energy levels of Er³⁺ in Er,Yb:YAG single crystal^{[11,33⇓⇓ -36]}