Additive manufacturing of magnetostrictive thin film sensors

Shane Palmer, Zhangxian Deng

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

Advanced sensor network in aircraft can enable in-situ structural health monitoring, reduce unscheduled groundings, and consequently decrease maintenance expenses. This research aims to fabricate lightweight, flexible, wireless, and passive thin film sensors consisting of magnetostrictive thin films, a sensing coil, and yttria-stabilized zirconia substrates. External stress variation changes the magnetic permeability of the magnetostrictive thin films, resulting in an electrical impedance shift on the sensing coil, and thus can be detected wirelessly using a secondary excitation coil. Specifics for the additive manufacturing procedures, experimental data characterized, and theoretical numerical simulations for the magnetostrictive thin film sensors are presented.

Original languageEnglish
Title of host publicationSensors and Smart Structures Technologies for Civil, Mechanical, and Aerospace Systems 2020
EditorsHaiying Huang, Hoon Sohn, Daniele Zonta
ISBN (Electronic)9781510635357
DOIs
StatePublished - 2020
EventSensors and Smart Structures Technologies for Civil, Mechanical, and Aerospace Systems 2020 - None, United States
Duration: 27 Apr 20208 May 2020

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume11379
ISSN (Print)0277-786X
ISSN (Electronic)1996-756X

Conference

ConferenceSensors and Smart Structures Technologies for Civil, Mechanical, and Aerospace Systems 2020
Country/TerritoryUnited States
CityNone
Period27/04/208/05/20

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