磁标记自旋阀巨磁阻生物传感器的研究现状  

Research development of spin valve giant magnetic resistance biosensors with magnetic labels

作　　者：吴畅[1] 兰中文[1] 余忠[1] 王豪才[1] 郑飞雁[1] 

机构地区：[1]电子科技大学电子薄膜与集成器件国家重点实验室,四川成都610054

出　　处：《传感器与微系统》2007年第11期13-16,共4页Transducer and Microsystem Technologies

摘　　要：磁标记自旋阀巨磁阻(GMR)生物传感器以其灵敏度高、生物特异性好、适于自动化分析及可实时检测等特点,在科学研究和免疫诊断应用等方面有广泛应用。介绍了磁标记自旋阀GMR生物传感器的工作原理、研究进展和应用前景,并指出了该传感器目前存在的问题和改进方法。Because of its advantages, e. g. , high sensitivity detection, fine biologic specificity, fit for automatic analysis and real-time detection, spin valve GMR biosensors with magnetic labels are ideal for a variety of scientific research and immunodiagnosis. The operating principle, progress and prospect of spin valve GMR biosensors with magnetic labels are reviewed. Besides, the existing problems and improving methods are presented.

关 键 词：磁标记 自旋阀 巨磁阻 生物传感器 

分 类 号：TP212.3[自动化与计算机技术—检测技术与自动化装置]