Multi-color cavity ringdown based detection method and apparatus
US8237927B1 · kind B1 · utility
8Cited by
1References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 2, 2010 |
| Grant date | Aug 7, 2012 |
| Priority date | — |
| Expiry date | Oct 23, 2030 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01N21/3504
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A multi-color cavity ringdown based spectrometer system is housed in a light tight enclosure to detect the presence of trace quantities of gas phase molecules emanating from a subject, explosives, drugs, or hazardous materials. A method is also disclosed for simultaneous real time detection of gas phase molecules emanating from explosives, drugs, hazardous materials, a subject's breath skin or bodily fluid.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.