Patent · US Expired

Two-dimensional ion trap mass spectrometry

US7329866B2 · kind B2 · utility

21Cited by
15References
8Claims
0Family size

Inventor

Key dates

Filing dateJul 25, 2005
Grant dateFeb 12, 2008
Priority date
Expiry dateSep 4, 2025

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01J49/4225
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

A two-dimensional ion trap comprises a first and second trapping plate located in a first and second terminals of the ion trap device, a set of four predetermined surface-shaped rods located in the center, a set of electrodes located between the set of four predetermined surface-shaped rods, and a control circuitry for applying a predetermined voltage to said first and second trapping plates.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.