Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Koichi Sakaguchi0
Masahiro Tsuda0
Shigekazu Yoshii0
Shigeki Nakagaki0
Shoichi Kishimoto0
Yasushi Fujimoto0
Masahiro Nakatsuka0
Date of Patent
May 12, 2009
0Patent Application Number
111589870
Date Filed
June 22, 2005
0Patent Citations Received
Patent Primary Examiner
Patent abstract
The present invention provides a glass composition that exhibits a fluorescence function and an optical amplification function in a wide wavelength range. This glass composition includes a bismuth oxide, a silicon oxide, an aluminum oxide, and a divalent metal oxide, and the glass composition emits fluorescence in an infrared wavelength region through irradiation of excitation light, with bismuth contained in the bismuth oxide functioning as a fluorescent source.
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