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Related Experiment Videos

Rotating/Helmholtz coil system using a lock-in amplifier method.

T Tanabe1, H Kitamura

  • 1JAERI-RIKEN SPring-8 Project Team, Kamigori, Ako-gun, Hyogo 678-12, Japan.

Journal of Synchrotron Radiation
|July 21, 2004
PubMed
Summary
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A novel rotating coil system offers a more efficient method for measuring magnetic induction in insertion devices, replacing traditional integrators or voltmeters with a lock-in amplifier for improved characterization.

Area of Science:

  • Physics
  • Engineering
  • Materials Science

Background:

  • Accurate measurement of integrated magnetic induction is crucial for constructing insertion devices.
  • Existing methods like flipping coil and Helmholtz coil systems have limitations in characterizing multipole components and magnetization vectors.

Purpose of the Study:

  • To develop and describe an unconventional system for measuring integrated magnetic induction.
  • To introduce a continuously rotating mechanism for enhanced magnetic characterization.

Main Methods:

  • Development of a novel system featuring a continuously rotating mechanism.
  • Utilizing a lock-in amplifier in conjunction with the rotating system.
  • Replacing conventional integrators or voltmeters for magnetic flux measurement.

Related Experiment Videos

Main Results:

  • The new system effectively measures integrated magnetic flux.
  • The rotating mechanism enables the use of a lock-in amplifier, simplifying the measurement process.
  • Detailed equipment descriptions are provided for replication and further study.

Conclusions:

  • The developed rotating coil system provides an effective alternative for measuring integrated magnetic induction.
  • This method offers potential improvements in the characterization of insertion devices.
  • The system's design facilitates more efficient data acquisition and analysis.