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Magnetic measurement techniques for materials characterization [electronic resource] / Victorino Franco, Brad Dodrill, editors.

This book discusses the most commonly used techniques for characterizing magnetic material properties and their applications. It provides a comprehensive and easily digestible collection and review of magnetic measurement techniques. It also examines the underlying operating principles and technique...

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Bibliographic Details
Online Access: Full Text (via Springer)
Other Authors: Franco, Victorino, Dodrill, Brad
Format: Electronic eBook
Language:English
Published: Cham : Springer, 2021.
Subjects:
Magnetism.
Magnetic materials > Analysis.
Table of Contents:
  • Intro
  • Preface
  • Contents
  • About the Editors
  • Part I Units in Magnetism
  • Units for Magnetic Quantities
  • 1 The Centimeter-Gram-Second System of Units
  • 2 The Rationalized Meter-Kilogram-Second-Ampere System
  • 3 The International System of Units
  • 4 Conversion Factors
  • 5 Epilogue
  • References
  • Part II Inductive and Force-Based Techniques for Measuring Bulk Magnetic Properties
  • Vibrating Sample Magnetometry
  • 1 Magnetic Measurement Techniques
  • 2 Electromagnet-Based VSM
  • 3 VSM Components and Extensions
  • Theory: Anisotropy Constants from Vector Magnetization Data.
  • 4 First-Order Reversal Curves (FORC)
  • 5 Summary
  • References
  • Recent Advances in SQUID Magnetometry
  • 1 Introduction to SQUID Magnetometry
  • 2 Primary Components of a SQUID-Based Magnetometer
  • Sample Transport
  • Second-Order Gradiometer
  • The DC SQUID
  • Properties of SC Loops
  • Josephson Junctions
  • SQUID Functionality
  • Flux Locking
  • 3 Detection Modes
  • Traditional DC Scan
  • Squid-VSM
  • Strengths and Weaknesses of each Detection Mode
  • 4 Sample Environment
  • Temperature Control and Thermometry
  • Magnetic Field Control
  • 5 Improving Measurement Accuracy.
  • Sample Mounting Considerations: Basics
  • Background Subtraction
  • Background Subtraction: Traditional DC Scan
  • Background Subtraction: SQUID-VSM
  • Sample Centering and Size/Shape Effects
  • Superconducting Solenoids-Remanent Field
  • 6 Additional Capabilities of the SQUID Magnetometer
  • 7 Conclusions
  • References
  • AC Susceptometry
  • 1 Introduction
  • Theory of AC Susceptibility
  • Units and Conventions
  • Demagnetizing Factors
  • Magnetic Relaxation
  • Screening
  • AC Susceptometer Design
  • Working with an AC Susceptometer
  • Research Examples
  • Differential Probe of Magnetism.
  • Determining the Skin Depth in Conducting Samples
  • Measuring Spin Relaxation in Magnetic Materials
  • Summary
  • References
  • DC Hysteresigraphs for Hard and Soft Materials
  • 1 Introduction to DC Hysteresigraphs for Hard Magnetic Materials
  • 2 Why Do we Need a DC Hysteresigraph for Hard Magnetic Materials?
  • 3 Materials to Test
  • 4 Theory
  • 5 Measurement Equipment/Block Diagram
  • 6 Making a Measurement
  • Sample Magnetization
  • Initial Curves
  • 7 Alternative Measurement Sensors
  • 8 Temperature Measurements
  • 9 Limitations of this Technique
  • Not Useful for Thin Films.
  • Quality of the Closed Circuit
  • Assumes Homogeneous Materials
  • H Field Accuracy
  • Low-Coercivity Materials
  • 10 Introduction to DC Hysteresigraphs for Soft Magnetic Materials
  • 11 Why Do we Need a DC Hysteresigraph for Soft Magnetic Materials?
  • 12 Theory and Test Circuit
  • 13 Making a Measurement
  • Magnetizing Field Control
  • Initial Curve
  • 14 Alternative Testing Circuits for Bulk Soft Magnetic Materials
  • 15 Temperature Measurements
  • 16 Limitations of this Technique
  • Specimen Shape
  • Need to Wind the Ring
  • Integrator Drift
  • 17 Summary
  • References.

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