'Electron impact ionization ei' presentation slideshows

Interpretation of Electron Impact Mass Spectra - Fragmentation mechanisms and rules

Interpretation of Electron Impact Mass Spectra - Fragmentation mechanisms and rules Lecture 2 2015 in Applied Spectrocopy Torben Lund RUC. Electron impact ionization (EI). ABC + e - ? ABC +. + e - + e - 70 eV Molecular ion (1 eV) 55 eV + 0.1 eV

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Ionization techniques, Mass spectra and MS-Instrumentation

Molecule ionization methods:. Ionization techniques, Mass spectra and MS-Instrumentation. Electron impact ( EI ) and Chemical ionization (CE) (GC-MS) 2. Electro spray ionization (ESI) (LC-ESI-MS) 3. Matrix assisted laser desorption (MALDI). Agilent GC-MS.

329 views • 32 slides