Electrochemical impedance spectroscopy investigation on indium tin oxide films under cathodic polarization in NaOH solution

2012 ◽  
Vol 520 (23) ◽  
pp. 6916-6921 ◽  
Author(s):  
Wenjiao Gao ◽  
Si Cao ◽  
Yanze Yang ◽  
Hao Wang ◽  
Jin Li ◽  
...  
2020 ◽  
Vol 10 (2) ◽  
pp. 278-285
Author(s):  
Salil M. Joshi ◽  
Ning Xia ◽  
Yolande Berta ◽  
Yong Ding ◽  
Rosario A. Gerhardt ◽  
...  

Abstract


2020 ◽  
Vol 16 ◽  
Author(s):  
Elif Burcu AYDIN ◽  
Muhammet AYDIN ◽  
Mustafa Kemal SEZGİNTÜRK

: In this study, it was aimed to develop a reliable tool based on star-shaped poly(glycidyl methacrylate) polymer coated disposable indium tin oxide electrode for determination of Tumor necrosis factor-alpha (TNF α), an important disease biomarker. Star shaped polymer was used as an interface material for anti-TNF α antibodies immobilization. Anti-TNF α antibodies were immobilized covalently onto polymer coated indium tin oxide electrode. The immunosensor responses were recorded by electrochemical impedance spectroscopy and cyclic voltammetry techniques and electrochemical impedance spectroscopy was utilized for TNF α determination. The suggested immunosensor exhibited a linear range between 0.02 and 4 pg/mL TNF α, and the detection limit was found as 6 fg/mL. Scanning electron microscopy and atomic force microscopy were used for electrode surface characterization. In addition, the suggested immunosensor was used for TNF α sensing in human serum samples. The results displayed recoveries between 97.07 and 100.19%. Moreover, this immunosensor had a simple fabrication procedure and a long storage-stability.


1989 ◽  
Author(s):  
Paul G. Snyder ◽  
Bhola N. De ◽  
John A. .. WoolIam ◽  
T. J. Coutts ◽  
X. Li

2003 ◽  
Vol 21 (4) ◽  
pp. 1351-1354 ◽  
Author(s):  
Shinji Takayama ◽  
Toshifumi Sugawara ◽  
Akira Tanaka ◽  
Tokuji Himuro

2009 ◽  
Vol 469 (4-6) ◽  
pp. 313-317 ◽  
Author(s):  
Susmita Kundu ◽  
Dipten Bhattacharya ◽  
Jiten Ghosh ◽  
Pintu Das ◽  
Prasanta K. Biswas

1980 ◽  
Vol 51 (7) ◽  
pp. 3890-3895 ◽  
Author(s):  
A. J. Steckl ◽  
G. Mohammed

2006 ◽  
Vol 500 (1-2) ◽  
pp. 203-208 ◽  
Author(s):  
M.G. Zebaze Kana ◽  
E. Centurioni ◽  
D. Iencinella ◽  
C. Summonte

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