Difference between revisions of "Double-focusing mass spectrometer"
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An instrument that uses both direction and velocity focusing so that an ion beam initially diverging and containing ions of different energies is separated into beams according to the mass/charge ratio. The ion beam is measured electrically. | An instrument that uses both direction and velocity focusing so that an ion beam initially diverging and containing ions of different energies is separated into beams according to the mass/charge ratio. The ion beam is measured electrically. | ||
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| + | A combination of direction and velocity focusing in [[sector instrument]]s used to achieve high resolution. | ||
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Revision as of 22:45, 18 July 2009
Obsolete Template
Alternate
| DRAFT DEFINITION |
| Double-focusing mass spectrometer |
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| A mass spectrometer that uses a magnetic sector for m/z focusing and an electric sector for energy focusing of an ion beam. |
| Considered between 2004 and 2006 but not included in the 2006 PAC submission |
| This is an unofficial draft definition presented for information and comment. |
Orange Book
| ORANGE BOOK DEFINITION
IUPAC. Analytical Division. Compendium of Analytical Nomenclature (the Orange Book). Definitive Rules, 1979. |
| Double-focusing mass spectrometer |
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|
An instrument that uses both direction and velocity focusing so that an ion beam initially diverging and containing ions of different energies is separated into beams according to the mass/charge ratio. The ion beam is measured electrically. |
| IUPAC 1997 Orange Book Chapter 12 |
| Index of Orange Book Terms |