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  • HOME 
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  • >  GCMS : Fundamentals of GC/MS
  • >  Hardware: Ion Source

Hardware: Ion Source

GCMS : Fundamentals of GC/MS

Ion Source

Sample molecules are ionized in the ion source after chromatographic separation by a GC. The structure and function of the ion source will be explained here.
  • Overview of Ion Source
  • Structure of Ion Source
  • To Control Ionization
  • The Role of Magnets
  • Comparison of Sources

Introduction: What is Mass ?

Introduction: Types of Ions

Ionization Modes: EI

Ionization Modes: PCI

Ionization Modes:NCI

Hardware: Ion Source

Hardware: Mass Analyzer

Hardware: Scan Mode and SIM Mode

Hardware: Detector

Hardware: Vacuum System

Parameters Expressing Performance of Mass Analyzer :Mass Resolution and Peak Width

Parameters Expressing Performance of Mass Analyzer :Signal-to-Noise Ratio

Qualitative Methods of GC/MS Analysis: Retention Time and Retention Index

Qualitative Methods of GC/MS Analysis: Library Search

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