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OPTICAL WAVELENGTH CONVERSION MEMBER AND LIGHT-EMITTING DEVICE
An optical wavelength conversion member and a light-emitting device including the optical wavelength conversion member. The optical wavelength conversion member (9) is formed of a ceramic sintered body having a fluorescent phase containing fluorescent crystal grains as a main component and a translucent phase containing translucent crystal grains as a main component. Crystal grains of the fluorescent phase have a composition represented by formula A3B5O12:Ce, where the element A is selected from Sc, Y, and lanthanoids (except for Ce), and the element B is selected from Al and Ga. In the optical wavelength conversion member (9), 0.3
OPTICAL WAVELENGTH CONVERSION MEMBER AND LIGHT-EMITTING DEVICE
An optical wavelength conversion member and a light-emitting device including the optical wavelength conversion member. The optical wavelength conversion member (9) is formed of a ceramic sintered body having a fluorescent phase containing fluorescent crystal grains as a main component and a translucent phase containing translucent crystal grains as a main component. Crystal grains of the fluorescent phase have a composition represented by formula A3B5O12:Ce, where the element A is selected from Sc, Y, and lanthanoids (except for Ce), and the element B is selected from Al and Ga. In the optical wavelength conversion member (9), 0.3
OPTICAL WAVELENGTH CONVERSION MEMBER AND LIGHT-EMITTING DEVICE
TAKAKU SHOHEI (Autor:in) / KATSU YUSUKE (Autor:in) / ITO TSUNEYUKI (Autor:in) / SHIMURA YUKI (Autor:in) / MITSUOKA TAKESHI (Autor:in) / MOTEKI JUN (Autor:in)
22.08.2019
Patent
Elektronische Ressource
Englisch
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