Optical glass, optical waveguide amplifier and optical waveguide laser
US6304711A · kind A · utility
9Cited by
5References
34Claims
0Family size
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Key dates
| Filing date | Apr 12, 1999 |
| Grant date | Oct 16, 2001 |
| Priority date | — |
| Expiry date | Apr 12, 2019 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01S3/173
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
Neodymium-doped fluoroaluminate optical glass has a composition: 35 to 45 mol % AlF.sub.3; 5 to 30 mol % RF.sub.2, where R is selected from the group consisting of Ca, Mg, Sr and Ba; 5 to 25 mol % MF, where M is selected from the group consisting of Na, Li, K and Rb; and 0.001 to 10 mol % dopant.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.