Title :
Tuning electrode impedance for the electrical recording of biopotentials
Author :
Fontes, M.B.A. ; De Beeck, M. Op ; Van Hoof, C. ; Neves, H.P.
Author_Institution :
Div. of Neurophysiol., Catholic Univ. of Leuven, Leuven, Belgium
fDate :
Aug. 31 2010-Sept. 4 2010
Abstract :
Tuning the electrode impedance through the DC biasing of iridium oxide is presented. Impedance reduction of up to two orders of magnitude was reproducibly observed in 20 μm diameter microelectrodes at a biasing of 1 V.
Keywords :
bioelectric potentials; biomedical electrodes; biomedical measurement; electric impedance; iridium compounds; microelectrodes; voltage measurement; IrO2; biopotential electrical recording; electrode impedance tuning; iridium oxide DC biasing; microelectrodes; size 20 mum; voltage 1 V; Impedance; Microelectrodes; Platinum; Surface impedance; Time frequency analysis; Tuning; Action Potentials; Computer-Aided Design; Electric Impedance; Electrodes; Electrodiagnosis; Equipment Design; Equipment Failure Analysis;
Conference_Titel :
Engineering in Medicine and Biology Society (EMBC), 2010 Annual International Conference of the IEEE
Conference_Location :
Buenos Aires
Print_ISBN :
978-1-4244-4123-5
DOI :
10.1109/IEMBS.2010.5626412
