| 申请日期 | 2025-06-28 | 申请号 | JP2004325846 |
| 公开（公告）号 | JP2005210072A | 公开（公告）日 | 2005-08-04 |
| 公开国别 | JP | 申请人省市代码 | 全国 |
| 申请人 | JAPAN SCIENCE TECH AGENCY | ||
| 简介 | PROBLEM TO BE SOLVED : To provide an optical fiber and a broadband light amplifier, which expand a wavelength band.
SOLUTION : An optical fiber for a broadband light amplifier comprises a material of quartz glass doped with bismuth (Bi), [xBi2O3-yAl2O3-(1-x-y)SiO2], having Bi2O3 of 0.1 to 10.0% and Al2O3 of 2 to 20% in moll ratio, where x | ||
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