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Ion trapping

  • US 7,847,243 B2
  • Filed: 03/29/2006
  • Issued: 12/07/2010
  • Est. Priority Date: 03/29/2005
  • Status: Active Grant
First Claim
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1. A method of trapping ions in a target ion trap comprising:

  • introducing ions into an ion trapping assembly comprising a series of volumes arranged such that ions can traverse from one volume to the next, the volumes including the target ion trap;

    allowing the ions to pass into and out from the target ion trap without being trapped; and

    guiding the ions such that they pass into the target ion trap for a second time.

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