Double-focusing mass spectrograph
From Mass Spectrometry Terms
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| ORANGE BOOK DEFINITION |
| Double-focusing mass spectrograph |
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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 which are thus focused on to a photographic plate or film. |
| IUPAC Orange Book Chapter 12 |
