Characterization of Carbon Nanofiber Electrode Arrays Using Electrochemical Impedance Spectroscopy: Effect of Scaling Down Electrode Size

ACS Nano ◽  
2010 ◽  
Vol 4 (2) ◽  
pp. 955-961 ◽  
Author(s):  
Shabnam Siddiqui ◽  
Prabhu U. Arumugam ◽  
Hua Chen ◽  
Jun Li ◽  
M. Meyyappan
Proceedings ◽  
2018 ◽  
Vol 2 (13) ◽  
pp. 899 ◽  
Author(s):  
Elisabeth Kostal ◽  
Stephan Kasemann ◽  
Can Dincer ◽  
Stefan Partel

We present recent results of the electrochemical impedance spectroscopy (EIS) measurements for interdigitated electrode arrays (IDAs) ranging from several micrometers down to hundreds of nanometers. Simulations have shown that the electric field strength between the electrodes scales with the gap size. Therefore, electrodes of varying gap sizes were fabricated and functionalized with ssDNA to empirically validate these findings. The results have shown that the impedimetric response strongly correlates with the width of the electrode fingers: the smaller the electrode gap, the larger the impedance increase.


2020 ◽  
Vol 11 (3) ◽  
pp. 364-364
Author(s):  
Maciej Ratynski ◽  
Bartosz Hamankiewicz ◽  
Michał Krajewski ◽  
Maciej Boczar ◽  
Dominika A. Buchberger ◽  
...  

2010 ◽  
Vol 25 (12) ◽  
pp. 2566-2572 ◽  
Author(s):  
Karine Reybier ◽  
Clotilde Ribaut ◽  
Agnès Coste ◽  
Jérôme Launay ◽  
Paul Louis Fabre ◽  
...  

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