A chemiresistive thin-film translating biological recognition into electrical signals: an innovative signaling mode for contactless biosensing

2019 ◽  
Vol 55 (22) ◽  
pp. 3262-3265 ◽  
Author(s):  
Jian Shu ◽  
Zhenli Qiu ◽  
Qian Zhou ◽  
Dianping Tang

An innovative signaling mode in which a chemiresistive thin-film electrode monitors the specific gaseous component that results from a biological recognition event to indirectly detect targets in the liquid phase is developed for highly-efficient contactless biosensing. This signaling mode may open a new horizon in designing robust biosensing devices for bioanalysis.

2013 ◽  
Vol 38 (10) ◽  
pp. 4046-4053 ◽  
Author(s):  
S.B. Kulkarni ◽  
A.D. Jagadale ◽  
V.S. Kumbhar ◽  
R.N. Bulakhe ◽  
S.S. Joshi ◽  
...  

1991 ◽  
Vol 36 (5-6) ◽  
pp. 763-771 ◽  
Author(s):  
B.J. Seddon ◽  
M.J. Eddowes ◽  
A. Firth ◽  
A.E. Owen ◽  
H.H.J. Girault

2000 ◽  
Vol 654 ◽  
Author(s):  
Y. L. Yang ◽  
C. L. Chen ◽  
G. P. Luo ◽  
C. W. Chu ◽  
A. J. Jacobson

AbstractThe cathodic kinetic processes on a highly oriented LSCO thin film electrode supported on YSZ(100) surface were studied with a 3-probe ac impedance method under varying bias potential and annealing temperatures. Three distinctive features observed in the impedance spectra were assigned to contributions from the ionic conduction of the YSZ electrolyte, the ionic transfer at the LSCO/YSZ interface, and the oxygen exchange on the LSCO electrode surface. The changes of the three features with respect to the annealing history and bias potential were measured. The impedance data were analyzed using an equivalent circuit model: (RelCel)(RinterfaceQinterface)(RsurfCsurf).


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