| 摘要 |
PCT No. PCT/EP95/02281 Sec. 371 Date Apr. 7, 1997 Sec. 102(e) Date Apr. 7, 1997 PCT Filed Jun. 13, 1995 PCT Pub. No. WO95/35507 PCT Pub. Date Dec. 28, 1995A magnetic field responsive device which includes: an electrically insulating substrate (2), a layer of an electrically conductive soft magnetic material (3), a layer of giant magneto-resitive (GMR) material (5) arranged in electrical contact with ethe layer of electrically conductive soft magnetic material, the thickness of the GMR material layer being not greater than twice the mean free path of an electron in the said GMR material, the layers being arranged in any order or position on the substrate and having opposed directions of mangetisation in zero magnectic field. |
