Magnetic achromatic mass spectrometer with double focusing
US8373121B2 · kind B2 · utility
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Key dates
| Filing date | Jan 29, 2010 |
| Grant date | Feb 12, 2013 |
| Priority date | — |
| Expiry date | Jan 29, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01J49/06
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An achromatic magnetic mass spectrometer, for example of the SIMS type with double focusing, comprises means for canceling the four aberrations of the second order, and means for canceling the off-axis achromatism and for modulating the dispersion in mass.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.