| 申请日期 | 2026-03-07 | 申请号 | JP09144973 |
| 公开（公告）号 | JP3963333B2 | 公开（公告）日 | 2007-08-22 |
| 公开国别 | JP | 申请人省市代码 | 全国 |
| 申请人 | INTERNATIONAL BUSINESS MASCHINES CORPORATION | ||
| 简介 | A two-photon process for writing to a holographic recording medium comprising a photorefractive material doped with an excitation dopant selected from rare earth ions and an ionization dopant selected from transition metal ions or rare earth ions. | ||
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