| 申请日期 | 2025-06-27 | 申请号 | US11058013 |
| 公开（公告）号 | US7416702B2 | 公开（公告）日 | 2008-08-26 |
| 公开国别 | US | 申请人省市代码 | 全国 |
| 申请人 | Akira Yamaguchi; Katsuhiko Fukui | ||
| 简介 | According to the present invention there is disclosed a hydrogen sensor comprising a substrate, a rare earth metal film formed on the substrate, anda protective film formed on the rare earth metal film, wherein the protective film comprises a ceramic material and hydrogen-permeable metal particles dispersed in the ceramic material. | ||
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