Fabrication of carbon nanofibrous microelectrode array (CNF-MEA) using nanofiber immersion photolithography

Microelectrode arrays (MEAs) are widely used for stimulating and receiving electrical signals between human and machines and for in vitro neural study. This work demonstrates the fabrication process of nanofibrous 3D microelectrodes using immersion lithography. Oil immersion negates the diffraction...

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Autores:
Tipo de recurso:
Fecha de publicación:
2014
Institución:
Universidad Tecnológica de Bolívar
Repositorio:
Repositorio Institucional UTB
Idioma:
eng
OAI Identifier:
oai:repositorio.utb.edu.co:20.500.12585/9064
Acceso en línea:
https://hdl.handle.net/20.500.12585/9064
Palabra clave:
Aspect ratio
Carbon
MEMS
Microelectrodes
Photolithography
Diffraction effects
Electrical signal
Electrospun nanofibers
Fabrication process
Immersion Lithography
Immersion photolithography
Micro architectures
Microelectrode array
Nanofibers
Rights
restrictedAccess
License
http://creativecommons.org/licenses/by-nc-nd/4.0/
Description
Summary:Microelectrode arrays (MEAs) are widely used for stimulating and receiving electrical signals between human and machines and for in vitro neural study. This work demonstrates the fabrication process of nanofibrous 3D microelectrodes using immersion lithography. Oil immersion negates the diffraction effects intrinsic in the photopatterning of electrospun nanofibers to give increased aspect ratio microarchitectures. Nanofiber electrode resistivity is characterized and its performance compared to that of carbon thin film. In vitro testing of electrodes are performed using E18 cortical neurons and analyzed for cell density and cell viability. © 2014 IEEE.