巨磁电阻读出磁头

摘要

用巨磁电阻（GMR）材料构成的磁电子学新器件，已开始在计算机存储领域 成功地获得了应用。本文介绍了用于计算机硬磁盘驱动器的巨磁电阻磁头，描 述了它的工作原理、性能特点及研究现状和发展趋势。%New magneto-electric components ma de from giant magnetoresistance（GM R） materials have been successfull y applied to computer storage． A b rief description is given of the p rinciple， performance features and further development of GMR read heads．