Ring shaped counter electrode to improve beam stability and compound sensitivity on a ceramic tile type microfluidic device
US9651527B2 · kind B2 · utility
0Cited by
18References
15Claims
0Family size
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Key dates
| Filing date | Dec 2, 2015 |
| Grant date | May 16, 2017 |
| Priority date | — |
| Expiry date | Dec 2, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01J49/165
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
An interface for a mass spectrometer is disclosed comprising a microfluidic substrate, tile or cartridge 1 comprising a liquid chromatography separation column and an electrospray emitter 2. A counter electrode 4 is arranged downstream of a tip of the electrospray emitter 2 and is arranged and adapted to direct ions towards an atmospheric pressure interface or ion inlet aperture 5 of a mass spectrometer.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.