Channel electron multipliers
US4950939A · kind A · utility
7Cited by
7References
15Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 15, 1988 |
| Grant date | Aug 21, 1990 |
| Priority date | — |
| Expiry date | Sep 15, 2008 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01J43/246
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Channel electron multipliers, including microchannel plates, with alternating layers of deposited conductive and insulative material, the conductive material and insulative material having, at holes therethrough in registry, secondary emission coefficients respectively of greater than one and less than one.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.