Ion funnel

in mass spectrometry, an ion funnel is a device used to focus a beam of ions using a series of stacked ring electrodes with decreasing inner diameter. A combined radio frequency and fixed electrical potential is applied to the grids.[1][2][3]

See also

References

  1. ↑ Kim, Taeman; Tolmachev, Aleksey V.; Harkewicz, Richard; Prior, David C.; Anderson, Gordon; Udseth, Harold R.; Smith, Richard D.; Bailey, Thomas H.; Rakov, Sergey; Futrell, Jean H. (2000). "Design and Implementation of a New Electrodynamic Ion Funnel". Analytical Chemistry. 72 (10): 2247–2255. doi:10.1021/ac991412x. ISSN 0003-2700.
  2. ↑ Kelly, Ryan T.; Tolmachev, Aleksey V.; Page, Jason S.; Tang, Keqi; Smith, Richard D. (2009). "The ion funnel: Theory, implementations, and applications". Mass Spectrometry Reviews: n/a–n/a. doi:10.1002/mas.20232. ISSN 0277-7037. PMC 2824015.
  3. ↑ Murray, Kermit K.; Boyd, Robert K.; Eberlin, Marcos N.; Langley, G. John; Li, Liang; Naito, Yasuhide (2013). "Definitions of terms relating to mass spectrometry (IUPAC Recommendations 2013)". Pure and Applied Chemistry. 85 (7). doi:10.1351/PAC-REC-06-04-06. ISSN 1365-3075.
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