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Modelling and Simulation of Mechanical Behaviour of an Ultra-Long Porous Silicon Neural Microelectrode

Authors:
Hassan Khachfe
Rayan Fayad
Soumaya Berro
Bakri AbdulHay
Houssein Hajj-Hassan
Mohamad Hajj-Hassan

Keywords: biocompatiblity; finite element model; failure analysis; neural microelectrodes; porous silicon

Abstract:
Porous silicon has become the gold standard when it comes to improving biocompatibility and bioactivity. For this reason, it has become a primary candidate in neural electrodes research and development. Consequently, the purpose of this work was to investigate the mechanical strength of porous silicon neural electrodes. Thus, a finite element model representing the proposed electrode was generated. Mechanical simulation was done on porous and non-porous electrodes using COMSOLĀ® Multiphysics. Results showed that porosity decreased the mechanical strength of the neural electrode without risking the mechanical requirements for neural applications.

Pages: 50 to 54

Copyright: Copyright (c) IARIA, 2014

Publication date: August 24, 2014

Published in: conference

ISSN: 2308-4553

ISBN: 978-1-61208-359-9

Location: Rome, Italy

Dates: from August 24, 2014 to August 28, 2014