A mass spectrometer ts disclosed comprising a RF confinement device (6), a beam expander (7,9) and a Time of Fight mass analyser. The beam expander (7,9) is arranged to expand an ion beam emerging from the RF confinement device (6) so that the ion beam (10) is expanded to a diameter of at least 3 mm in the orthogonal acceleration extraction region of the Time of Flight mass analyser.
申请公布号
WO2011154731(A1)
申请公布日期
2011.12.15
申请号
WO2011GB51068
申请日期
2011.06.07
申请人
MICROMASS UK LIMITED;BROWN, JEFFERY MARK;GILBERT, ANTHONY JAMES;HOYES, JOHN BRIAN;LANGRIDGE, DAVID J.;WILDGOOSE, JASON LEE
发明人
BROWN, JEFFERY MARK;GILBERT, ANTHONY JAMES;HOYES, JOHN BRIAN;LANGRIDGE, DAVID J.;WILDGOOSE, JASON LEE