QLg wave tomography beneath Norway
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Seismology"
DOI: 10.1007/s10950-018-9798-x
Abstract: The propagation of seismic waves is influenced by changes in crustal structure as for example the transition from continental to oceanic crust along the Norwegian margin. We analyzed Lg wave propagation to map lateral crustal… read more here.
Keywords: seismology; propagation; beneath norway; wave tomography ... See more keywords
3-D Monte Carlo surface wave tomography
Sign Up to like & getrecommendations! Published in 2018 at "Geophysical Journal International"
DOI: 10.1093/gji/ggy362
Abstract: S U M M A R Y Seismic surface wave tomography is a tried and tested method to reveal the subsurface structure of the Earth. However, the conventional 2-step scheme of inverting first for 2-D… read more here.
Keywords: surface wave; step; monte carlo; wave tomography ... See more keywords
Guided Wave Tomography of Pipe Bends
Sign Up to like & getrecommendations! Published in 2017 at "IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control"
DOI: 10.1109/tuffc.2017.2683259
Abstract: Detection and monitoring of corrosion and erosion damage in pipe bends are open challenges due to the curvature of the elbow, the complex morphology of these defects, and their unpredictable location. Combining model-based inversion with… read more here.
Keywords: pipe bends; wave tomography; tomography pipe; guided wave ... See more keywords
Modeling the Effect of Anisotropy in Ultrasonic-Guided Wave Tomography
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Ultrasonics, Ferroelectrics, and Frequency Control"
DOI: 10.1109/tuffc.2021.3114432
Abstract: Most of the existing ultrasonic-guided wave tomography approaches to map structural changes in plate-like waveguides are based on the assumption of an isotropic material model. However, there are many other engineering applications that are made… read more here.
Keywords: ultrasonic guided; material; guided wave; wave tomography ... See more keywords
Application of surface‐wave tomography to mineral exploration: a case study from Siilinjärvi, Finland
Sign Up to like & getrecommendations! Published in 2019 at "Geophysical Prospecting"
DOI: 10.1111/1365-2478.12903
Abstract: ABSTRACT In order to assess the feasibility and validity of surface‐wave tomography as a tool for mineral exploration, we present an active seismic three‐dimensional case study from the Siilinjarvi mine in Eastern Finland. The aim… read more here.
Keywords: mineral exploration; surface wave; wave tomography; case study ... See more keywords
A novel wave tomography method for defect reconstruction with various arrays
Sign Up to like & getrecommendations! Published in 2023 at "Structural Health Monitoring"
DOI: 10.1177/14759217231162264
Abstract: In order to reconstruct the possible defects on the plate surface with arrays, a new wave tomography method based on the method of moments is established in this paper. According to the relationship between the… read more here.
Keywords: novel wave; method defect; method; wave tomography ... See more keywords
Two-station continuous wavelet transform cross-coherence analysis for surface-wave tomography using active-source seismic data
Sign Up to like & getrecommendations! Published in 2020 at "Geophysics"
DOI: 10.1190/geo2019-0054.1
Abstract: ABSTRACT Surface-wave tomography has great potential to improve the lateral resolution of near-surface characterization compared to 2D surface-wave analysis with multichannel analysis of surface waves (MASW). Surface-wave tomography has been widely applied to obtain high-resolution… read more here.
Keywords: surface wave; wave tomography; surface; velocity ... See more keywords
A Sparse Model of Guided Wave Tomography for Corrosion Mapping in Structure Health Monitoring Applications
Sign Up to like & getrecommendations! Published in 2019 at "Applied Sciences"
DOI: 10.3390/app9153126
Abstract: To improve the reconstruction image spatial resolutions of ultrasonic guided wave ray tomography, a sparse model, based on the differences between the inspected and original slowness of the ultrasonic guided waves propagating in the plate-like… read more here.
Keywords: sparse model; wave tomography; tomography; guided wave ... See more keywords