Pyroelectric crystals with high figures of merit
US4648991A · kind A · utility
4Cited by
12References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 30, 1984 |
| Grant date | Mar 10, 1987 |
| Priority date | — |
| Expiry date | May 30, 2004 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10N15/15
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Pyroelectric crystals having relatively high figures of merit (p/K) of the order of 1.8 or more are provided. They are preferably prepared by doping alanine substituted triglycine sulfate crystals with phosphorous and/or arsenic.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.