Application of Ultrasonic Coda Wave Interferometry for Micro-cracks Monitoring in Woven Fabric Composites
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Nondestructive Evaluation"
DOI: 10.1007/s10921-019-0563-z
Abstract: The consequences of a four-point bending test, up to 12 mm, are examined by emitting 1 MHz ultrasonic guided waves in woven carbon fiber reinforced polymer specimens, using coda wave interferometry (CWI), revealing a potential use for… read more here.
Keywords: micro cracks; coda wave; damage; wave interferometry ... See more keywords
Ultrasonic Imaging of the Onset and Growth of Fractures Within Partially Saturated Whitby Mudstone Using Coda Wave Decorrelation Inversion
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Geophysical Research"
DOI: 10.1029/2020jb020042
Abstract: Using active ultrasonic source survey data, Coda-wave Decorrelation (CWD) time-lapse imaging during the triaxial compression of Whitby Mudstone cores provides a 3-D description of the evolution and... read more here.
Keywords: ultrasonic imaging; wave decorrelation; whitby mudstone; coda wave ... See more keywords
Locating microseismic sources with a single seismometer channel using coda wave interferometry
Sign Up to like & getrecommendations! Published in 2017 at "Geophysics"
DOI: 10.1190/geo2016-0404.1
Abstract: ABSTRACTA novel source location method based on coda wave interferometry (CWI) was applied to a microseismic data set of mining-induced events recorded in Nottinghamshire, England. CWI uses scattered waves in the coda of seismograms to… read more here.
Keywords: wave interferometry; location; microseismic sources; coda wave ... See more keywords
Relative source location using coda-wave interferometry: Method, code package, and application to mining-induced earthquakes
Sign Up to like & getrecommendations! Published in 2019 at "GEOPHYSICS"
DOI: 10.1190/geo2018-0601.1
Abstract: A wide range of applications requires the relative locations of sources of energy to be known accurately. Most conventional location methods are either subject to errors that depend strongly on inaccuracy in the model of… read more here.
Keywords: coda wave; method; location; code ... See more keywords
Characterisation of corrosion-induced crack in concrete using ultrasonic diffuse coda wave.
Sign Up to like & getrecommendations! Published in 2022 at "Ultrasonics"
DOI: 10.2139/ssrn.4041158
Abstract: Corrosion damage in reinforcing steel bars has been a major cause of cracking and spalling of reinforced concrete. To extend the service life of concrete structures, non-destructive testing methods are necessary to assess the corrosion… read more here.
Keywords: crack; coda wave; corrosion induced; diffuse coda ... See more keywords