Device for sorting and concentrating electromagnetic energy and apparatus comprising at least one such device
US8174696B2 · kind B2 · utility
42Cited by
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22Claims
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Key dates
| Filing date | Mar 25, 2008 |
| Grant date | May 8, 2012 |
| Priority date | — |
| Expiry date | Nov 25, 2028 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B6/32
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A device for sorting and concentrating electromagnetic energy impinging a surface of the device, the surface including at least one plasmonics-based surface structure or similar structure of periodic or quasi-periodic surface topography. The device is characterized in that the surface (V) is provided with at least two such surface structures (2), acting as individual concentrator structures, which are at least partially spatially overlapped or superposed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.