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US Patent 6,534,764. Tandem time-of-flight mass spectrometer with damping in collision cell and method for use. Inventors: Anatoli Verentchikov, Marvin Vestal, Kevin Hayden. Assignee: PerSeptive Biosystems (now Applied Biosystems).

Protects a tandem mass spectrometer with a collisional damping cell that slows down and adapts an ion beam from a TOF mass spectrometer to a second mass spectrometer, preferably an orthogonal TOF-MS.

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