Thermal Expansion Coefficient of Garnet and Bixbyite Laser Crystals Evaluated by First Principles Calculation

Yoichi Sato; Yoichi Sato; Takunori Taira; Takunori Taira

2021 Conference on Lasers and Electro-Optics Europe and European Quantum Electronics Conference
OSA Technical Digest (Optica Publishing Group, 2021),
paper ca_9_6

Thermal Expansion Coefficient of Garnet and Bixbyite Laser Crystals Evaluated by First Principles Calculation

Yoichi Sato and Takunori Taira

The European Conference on Lasers and Electro-Optics 2021

Munich Germany
21–25 June 2021
ISBN: 978-1-6654-1876-8

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Laser Materials (ca_9)

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Y. Sato and T. Taira, "Thermal Expansion Coefficient of Garnet and Bixbyite Laser Crystals Evaluated by First Principles Calculation," in 2021 Conference on Lasers and Electro-Optics Europe and European Quantum Electronics Conference, OSA Technical Digest (Optica Publishing Group, 2021), paper ca_9_6.

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Abstract

We evaluated thermal expansion coefficients for laser host crystals by first principles calculation, of which for Y3Al5O12, Lu3Al5O12, Y2O3, Sc2O3, and Lu2O3 were estimated to 7.26, 7.52, 7.95,7.18, and 6.9510-6 K-1 at 300 K, respectively.

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