Layer-by-layer assembled nanorough iridium-oxide/platinum-black for low-voltage microscale electrode neurostimulation

• Published in: Sensors and actuators. B, Chemical Vol. 206; pp. 205 - 211
• Main Authors: Yamagiwa, Shota, Fujishiro, Akifumi, Sawahata, Hirohito, Numano, Rika, Ishida, Makoto, Kawano, Takeshi
• Format: Journal Article
• Language: English
• Published: Elsevier B.V 01.01.2015
• Subjects: AIROF; Microelectrode; Nano-porous; Neural stimulation; Microelectrode; Neural stimulation; Nano-porous; AIROF

•A low impedance and high charge-injection material with an enhanced surface area is proposed.•A layer-by-layer assembly of IrOx/Pt-black with nanoroughness is fabricated.•IrOx/Pt-black has half the impedance and 2.4 times QCDC of a same-sized flat-IrOx.•In vivo electrical stimulation of the sciatic...