Switchable electrode interfaces controlled by physical, chemical and biological signals

被引:39
作者
Bocharova, Vera [1 ]
Katz, Evgeny
机构
[1] Clarkson Univ, Dept Chem & Biomol Sci, Potsdam, NY 13699 USA
基金
美国国家科学基金会;
关键词
modified electrode; signal-responsive material; switchable electrode; biocomputing; logic gate; biosensor; biofuel cell; MAGNETIC NANOPARTICLES ACTS; AMPEROMETRIC TRANSDUCTION; LOGIC GATES; BIOFUEL CELLS; FUNCTIONALIZED ELECTRODE; PHOTONIC TRANSDUCTION; SURFACE-PROPERTIES; AG-0; NANOCLUSTERS; MOLECULAR LOGIC; SECURITY SYSTEM;
D O I
10.1002/tcr.201100025
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Electrode interfaces functionalized with various signal-responsive materials have been designed to allow switchable properties of the modified electrodes. External signals of different nature (electrical potential, magnetic field, light, chemical/biochemical inputs) were applied to reversibly activatedeactivate the electrode interfaces upon demand. Multifunctional properties of the modified interfaces have allowed their responses to complex combinations of external signals. Further increase of their complexity has been achieved by integrating the signal-responsive interfaces with unconventional biomolecular computing systems logically processing multiple biochemical signals. This approach has resulted in electrochemical systems controlled by complex variations of biomarkers corresponding to different physiological conditions, thus allowing biological control over electronic systems. The switchable electrodes have been integrated with various smart biosensing and signal-processing systems and have been used to assemble biofuel cells producing power on demand. DOI 10.1002/tcr.201100025
引用
收藏
页码:114 / 130
页数:17
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