Recent advances in the GPR detection of grouting defects behind shield tunnel segments
Injecting grout into the gaps between tunnel shield segments and surrounding rocks can
reduce ground subsidence and prevent ground water penetration. However, insufficient …
reduce ground subsidence and prevent ground water penetration. However, insufficient …
Back-fill grouting quality evaluation of the shield tunnel using ground penetrating radar with bi-frequency back projection method
X **e, J Zhai, B Zhou - Automation in Construction, 2021 - Elsevier
The quality of back-fill grouting plays an essential role in the settlement control of shield
tunneling, especially in the urban core area. Consequently, the tunneling professionals …
tunneling, especially in the urban core area. Consequently, the tunneling professionals …
Holographic tomography: hardware and software solutions for 3D quantitative biomedical imaging
In this paper, we demonstrate the current concepts in holographic tomography (HT) realized
within limited angular range with illumination scanning. The presented solutions are based …
within limited angular range with illumination scanning. The presented solutions are based …
Three-dimensional tomographic microscopy technique with multi-frequency combination with partially coherent illuminations
We demonstrate a three-dimensional (3D) optical diffraction tomographic technique with
multi-frequency combination (MFC-ODT) for the 3D quantitative phase imaging of unlabeled …
multi-frequency combination (MFC-ODT) for the 3D quantitative phase imaging of unlabeled …
Variable zoom digital in-line holographic microscopy
We report on a novel layout providing variable zoom in digital in-line holographic
microscopy (VZ-DIHM). The implementation is in virtue of an electrically tunable lens (ETL) …
microscopy (VZ-DIHM). The implementation is in virtue of an electrically tunable lens (ETL) …
[HTML][HTML] Optimization analysis of partially coherent illumination for refractive index tomographic microscopy
Partially coherent optical diffraction tomography (PC-ODT) is a well-established label-free
quantitative three-dimensional (3D) imaging technique based on the refractive index (RI) …
quantitative three-dimensional (3D) imaging technique based on the refractive index (RI) …
Application of digital holographic tomography in antitumor effect of cantharides complex on 4T1 breast cancer cells
CW Lu, AV Belashov, AA Zhikhoreva, IV Semenova… - Applied Optics, 2021 - opg.optica.org
The study focuses on a methodology providing noninvasive monitoring and evaluation of the
antitumor effect of traditional Chinese medicine, cantharides complex (canth), on 4T1 breast …
antitumor effect of traditional Chinese medicine, cantharides complex (canth), on 4T1 breast …
Large-scale high-sensitivity optical diffraction tomography of zebrafish
J Van Rooij, J Kalkman - Biomedical Optics Express, 2019 - opg.optica.org
In this work we demonstrate large-scale high-sensitivity optical diffraction tomography (ODT)
of zebrafish. We make this possible by three improvements. First, we obtain a large field of …
of zebrafish. We make this possible by three improvements. First, we obtain a large field of …
[HTML][HTML] Automatic GPR Detection of Grouting Defects behind the Tunnel Shield Segments Based on Wavelet Coherence Analysis Combined with Modified Res …
Ground penetrating radar (GPR), a widely used non-destructive testing technique for
detecting grouting defects behind tunnel shield segments, faces challenges like steel rebar …
detecting grouting defects behind tunnel shield segments, faces challenges like steel rebar …
Comparative study of laboratory and commercial limited-angle holographic tomography setups
Limited angle holographic tomography (LAHT) is currently the most common tool in
biomedical applications of 3D quantitative phase imaging. It uses the refractive index (RI) as …
biomedical applications of 3D quantitative phase imaging. It uses the refractive index (RI) as …