Magnetoresistive magnetic head with magnetoresistive film including a metal layer and a Heusler alloy layer, and magnetic recording and reproducing apparatus
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United States of America Patent
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Mar 3, 2015
Grant Date -
Jul 31, 2014
app pub date -
Jan 27, 2014
filing date -
Jan 30, 2013
priority date (Note) -
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Abstract
A magnetic head according to an embodiment includes a first magnetic shield and a second magnetic shield that are opposed to each other, and a magnetoresistive film arranged between the first magnetic shield and the second magnetic shield, and including a first magnetic layer including a first metal layer that contains 90 at. % or more of Fe and a first Heusler alloy layer, a second magnetic layer arranged on a side of the first Heusler alloy layer opposite from the first magnetic layer, and an intermediate layer arranged between the first Heusler alloy layer and the second magnetic layer.
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