Mass Spectrometry Principles and Applications.
Autor principal: | |
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Formato: | Electrónico eBook |
Idioma: | Inglés |
Publicado: |
Newark :
John Wiley & Sons, Incorporated,
2007.
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Colección: | New York Academy of Sciences Ser.
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Temas: | |
Acceso en línea: | Texto completo |
Tabla de Contenidos:
- Intro
- Mass Spectrometry
- Contents
- Preface
- Introduction
- Principles
- Diagram of a Mass Spectrometer
- History
- Ion Free Path
- 1 Ion Sources
- 1.1 Electron Ionization
- 1.2 Chemical Ionization
- 1.2.1 Proton Transfer
- 1.2.2 Adduct Formation
- 1.2.3 Charge-Transfer Chemical Ionization
- 1.2.4 Reagent Gas
- 1.2.5 Negative Ion Formation
- 1.2.6 Desorption Chemical Ionization
- 1.3 Field Ionization
- 1.4 Fast Atom Bombardment and Liquid Secondary Ion Mass Spectrometry
- 1.5 Field Desorption
- 1.6 Plasma Desorption
- 1.7 Laser Desorption
- 1.8 Matrix-Assisted Laser Desorption Ionization
- 1.8.1 Principle of MALDI
- 1.8.2 Practical Considerations
- 1.8.3 Fragmentations
- 1.8.4 Atmospheric Pressure Matrix-Assisted Laser Desorption Ionization
- 1.9 Thermospray
- 1.10 Atmospheric Pressure Ionization
- 1.11 Electrospray
- 1.11.1 Multiply Charged Ions
- 1.11.2 Electrochemistry and Electric Field as Origins of Multiply Charged Ions
- 1.11.3 Sensitivity to Concentration
- 1.11.4 Limitation of Ion Current from the Source by the Electrochemical Process
- 1.11.5 Practical Considerations
- 1.12 Atmospheric Pressure Chemical Ionization
- 1.13 Atmospheric Pressure Photoionization
- 1.14 Atmospheric Pressure Secondary Ion Mass Spectrometry
- 1.14.1 Desorption Electrospray Ionization
- 1.14.2 Direct Analysis in Real Time
- 1.15 Inorganic Ionization Sources
- 1.15.1 Thermal Ionization Source
- 1.15.2 Spark Source
- 1.15.3 Glow Discharge Source
- 1.15.4 Inductively Coupled Plasma Source
- 1.15.5 Practical Considerations
- 1.16 Gas-Phase Ion-Molecule Reactions
- 1.17 Formation and Fragmentation of Ions: Basic Rules
- 1.17.1 Electron Ionization and Photoionization Under Vacuum
- 1.17.2 Ionization at Low Pressure or at Atmospheric Pressure
- 1.17.3 Proton Transfer
- 1.17.4 Adduct Formation
- 1.17.5 Formation of Aggregates or Clusters
- 1.17.6 Reactions at the Interface between Source and Analyser
- 2 Mass Analysers
- 2.1 Quadrupole Analysers
- 2.1.1 Description
- 2.1.2 Equations of Motion
- 2.1.3 Ion Guide and Collision Cell
- 2.1.4 Spectrometers with Several Quadrupoles in Tandem
- 2.2 Ion Trap Analysers
- 2.2.1 The 3D Ion Trap
- 2.2.2 The 2D Ion Trap
- 2.3 The Electrostatic Trap or 'Orbitrap'
- 2.4 Time-of-Flight Analysers
- 2.4.1 Linear Time-of-Flight Mass Spectrometer
- 2.4.2 Delayed Pulsed Extraction
- 2.4.3 Reflectrons
- 2.4.4 Tandem Mass Spectrometry with Time-of-Flight Analyser
- 2.4.5 Orthogonal Acceleration Time-of-Flight Instruments
- 2.5 Magnetic and Electromagnetic Analysers
- 2.5.1 Action of the Magnetic Field
- 2.5.2 Electrostatic Field
- 2.5.3 Dispersion and Resolution
- 2.5.4 Practical Considerations
- 2.5.5 Tandem Mass Spectrometry in Electromagnetic Analysers
- 2.6 Ion Cyclotron Resonance and Fourier Transform Mass Spectrometry
- 2.6.1 General Principle
- 2.6.2 Ion Cyclotron Resonance