Induced magnetoresistance in semiconductor devices due to single sub-micron magnetic barriers

We investigate the magnetoresistance induced in a near-surface two-dimensional electron gas by the fringe field of a thin ferromagnetic line on the surface of the device. From the measured magnetoresistance, we deduce the hysteretic properties of the magnetic line, using the semiconductor device as...

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Bibliographic Details
Published in:Physica. B, Condensed matter Vol. 256-258; pp. 380 - 383
Main Authors: Kubrak, V., Rahman, F., Overend, N., Gallagher, B.L., Main, P.C., Boeck, J.de, Behest, M., Marrows, C.H., Howson, M.A.
Format: Journal Article
Language:English
Published: Elsevier B.V 02-12-1998
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Summary:We investigate the magnetoresistance induced in a near-surface two-dimensional electron gas by the fringe field of a thin ferromagnetic line on the surface of the device. From the measured magnetoresistance, we deduce the hysteretic properties of the magnetic line, using the semiconductor device as a nanomagnetometer.
ISSN:0921-4526
1873-2135
DOI:10.1016/S0921-4526(98)00561-4