摘要
光电化学型半导体生物传感器是一种利用半导体的光电特性来检测与光生电流或光生电压相关的待测物质浓度及生化过程参数的分析新技术。随着新型半导体功能材料及相关加工技术的不断涌现,光电化学型半导体生物传感器已在微型化、集成化、多点及多参数测量方面显现出优势,有望在复杂体系中实现在线高灵敏、快速测定,在生物、医药、环境监测和食品等领域显示出广阔的应用前景。本文主要介绍了光电化学型半导体传感器的基本原理、特点及近几年的研究进展,并对其发展前景做了展望。
Photoelectrochemical semiconductor biosensor is a new kind of analytical technology for the detection of the concentration of analytes and the parameters of biochemical processes in relation to photocurrent or photopotential. Photoelectrochemical semiconductor bioseneors have showed advantages in the aspects of micromation, intergration, multipoint and multiparameter measurement along with the appearance of new semiconductor functional materials and relative technologies. It is hopeful to achieve high sensitivity and rapid detection online in the complicated systems and find the wide applications in the fields of biology, medicine, environment monitoring, foodstuff and so on. The basic principle,characteristics and research progress of photoelectrochemical semiconductor biosensors are discussed in detail. Their future developments are also prospected.
出处
《化学进展》
SCIE
CAS
CSCD
北大核心
2008年第4期586-593,共8页
Progress in Chemistry
基金
国家自然科学基金项目(No.20475065)
中南大学粉末冶金国家重点实验室开放基金项目资助
关键词
光电化学
半导体
生物传感器
photoelectrochemistry
semiconductors
biosensors
