Si/Si3N4 system nanosized particles, biosubstance labeling agent employing the nanosized particles, and method of manufacturing the nanosized particles
US8658432B2 · kind B2 · utility
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6Claims
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Key dates
| Filing date | Jan 23, 2007 |
| Grant date | Feb 25, 2014 |
| Priority date | — |
| Expiry date | Nov 19, 2029 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2982
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
An objective is to provide Si/Si3N4 system nanosized particles each exhibiting reduced environmental load together with minimized bio toxicity, excellent chemical stability, enhanced relative light emission intensity, and less degradation of emission intensity during continuous exposure to light; a biosubstance labeling agent capable of keeping on labeling a biosubstance exhibiting luminance enhanced for a long duration with the Si/Si3N4 system nanosized semiconductor particle of the present invention; and also a method of manufacturing the Si/Si3N4 system nanosized semiconductor particle of the present invention.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.