Mass Spectroscopy I

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Lecture 18

• Mass Spectroscopy I
• Harris Ch.22

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Ion Source
Mass Selector
Detector
Data Processing
Mass Spectrometer
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Ion Detectors
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Time-of-Flight



V
Energy gain E zV
Kinetic energy
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Quadrupole
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Ion Cyclotron Resonance (FT Mass Spectrometry)
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Ion Source
Mass Selector
Detector
Data Processing
Mass Spectrometer
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Electron ionization of benzene molecule

C
C
H
H
H
H
C

C
C
C
H
H
H
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Electrospray
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MALDI
Matrix Assisted Laser Desorption/Ionization