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DC field compensation for eddy current measurements on steel parts using dc-coupled magnetometer

M. v. KREUTZBRUCK, M. MÜCK AND C. HEIDEN
Institute of Applied Physics, Justus-Liebig-University Giessen
H.-J. KRAUSE, R. HOHMANN, Y. ZHANG
Research Center Jülich
Contact

I. INTRODUCTION

II. EDDY CURRENT MEASUREMENTS USING SENSITIVE MAGNETOMETERS

III. COMPENSATION SCHEME FOR SLOW VARYING AND HIGH BACKGROUND FIELDS

IV. MEASUREMENTS IN PRESENCE OF HIGH REMANENT MAGNETIC FIELDS

V. CONCLUSION

Acknowledgements

References

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  10. We are grateful to Yi Zhang for supplying the rf SQUID used in our measurements.
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  15. R. Hohmann et al., IEEE Trans. Appl. Supercond. 9, 3801 (1999)

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