Electrical Impedance Spectroscopy-Based Defect Sensing Technique in Estimating Cracks

A defect sensing method based on electrical impedance spectroscopy is proposed to image cracks and reinforcing bars in concrete structures. The method utilizes the frequency-dependent behavior of thin insulating cracks: low-frequency electrical currents are blocked by insulating cracks, whereas high...

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Bibliographic Details
Main Authors: Zhang, Tingting, Zhou, Liangdong, Ammari, Habib, Seo, Jin Keun
Format: Online
Language:English
Published: MDPI 2015
Online Access:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4481952/