Surface-derivatized semiconductors with chemically sensitive luminescence
US4710476A · kind A · utility
5Cited by
0References
12Claims
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Key dates
| Filing date | Dec 20, 1985 |
| Grant date | Dec 1, 1987 |
| Priority date | — |
| Expiry date | Dec 20, 2005 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N2021/6439
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
The presence of certain chemicals on the emitting surface of the surface-derivatized photoluminescent semiconductor alters the characteristics of radiation emitted from said surface. This alteration is used to indicate the presence of those chemicals in the environment.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.