Magneto-optic observation of domain motions and instabilities in small permalloy elements

IEEE Transactions on Magnetics

Volumn 22, Issue 5, 1986, Pages 772-774

  Argyle, Bernell E ^b  

^a UNITED STATES MILITARY ACADEMY   (United States)

^b IBM T J WATSON RESEARCH CENTER   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

EID: 0042581724     PISSN: 00189464     EISSN: 19410069     Source Type: Journal    
DOI: 10.1109/TMAG.1986.1064551     Document Type: Article

References (11)

1. H. A. M. Van den Berg, Micromagnetics and Domains in Soft-Ferromagnetic Media. Delft University Press, 1984.
2. C. Tsang and S. K. Decker, “Study of Domain Formation in Small Permalloy Magnetoresistive Elements,” J. Appl. Phys. 52, 2602 (1982). Also “The Origin of Barkhausen Noise in Small Permalloy Magnetoresistive Sensors,” J.Appl. Phys. 52, 2465 (1981).
3. O. C. Wells, Scanning Electron Microscopy, ch. 8, McGraw-Hill, 1974. Also O.C. Wells and RJ. Savoy, “Magnetic Domains in Thin-Film Recording Heads as Observed in the SEM by a Lock-In Technique,” IEEE Trans. MAG-17.1253 (1981).
4. J. Unguris, G. Hembree, R. J. Celotta and D. T. Pierce, “Investigations of Magnetic Microstructures Using Scanning Electron Microscopy with Spin Polarization Analysis,” J.M.M.M. 54-57. 1629 (1986).
5. B. E. Arygle and F. Suits, “A Laser Magneto-Optic Microscope for Viewing Motions of Magnetic Domains in Ferromagnetic Metal Film Structures,” submitted to IBM J. of Res. and Dev. (expected Nov. 1986).
6. E. Huijer, D. B. Dove and J. K. Watson, “Small Region Magneto-Op ticMeasurements of Permalloy I Bars,” J. Appl. Phys. 49. 1903(1978). Also “Magnetostatic Effects of I-Bars: A Unifying Overview of Domain and Continuum Results,” IEEE Trans. MAG-16.120 (1980).
7. M.E. Re and M.H. Kryder, “Magneto-Optic Investigation of Thin-Film Recording Heads,” J. Appl. Phys. 55, 2245 (1984).
8. P. Kasiraj, R.M. Shelby, D.E. Home and J.S. Best, “Magnetic Domain Imaging with a Kerr Effect Scanning Microscope,” paper EB-01, this proceedings.
9. F. Schmidt, W. Rave and A. Hubert, “Enhancement of Magneto-Optical Domain Observation by Digital Image Processing,” IEEE Trans. MAG-21,1596 (1986).
10. B. E. Argyle and E. Terrenzio, “Magneto-Optic Observation of Bloch Lines,” J. Appl. Phys. 55 2569 (1984).
11. A.S. Sigov and A.G. Shiskov, “Cross-Tie-Neel Wall Transitions in Thin Magnetic Films,” Thin Solid Films 10, 363 (1972) and references cited therein.