Semi-transparent photocathode with improved absorption rate
US9960004B2 · kind B2 · utility
0Cited by
4References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 12, 2012 |
| Grant date | May 1, 2018 |
| Priority date | — |
| Expiry date | Oct 12, 2032 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01J43/02
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The invention relates to a semi-transparent photocathode (1) for a photon detector having an increased absorption rate for a preserved transport rate. According to the invention, the photocathode (1) includes a transmission diffraction grating (30) able to diffract said photons and provided in the support layer (10) on which the photoemissive layer (20) is deposited.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.