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    What are the measure­ment principles of MS?

      1. BASIC MASS SPECTROMETRY

      Magnetic field Sector type

      Ions travel in a circular orbit within a magnet but the radius of the orbit is different depending on the ion mass. This difference is utilized to separate various masses.

      Magnetic Sector Mass Spectrometer
      Quadrupole type

      RF and DC voltages are overlapped and applied to 4 rods. While ions traveling between the rods oscillate, the oscillating orbit is different depending on the mass. This difference is utilized to separate various masses.
      Overview of Quadrupole Mass Analyzer
      Structure of Quadrupole Mass Analyzer
      Voltages Applied to QP Rods
      Mass Selection with QP Mass Analyzer
      Time-of-Flight type
      The time required to fly a fixed distance depends on the mass and is utilized to separate various masses.
      Time-of-Flight Mass Analyzer

      The time required to fly a fixed distance depends on the mass and is utilized to separate various masses.

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