Articles with "grating interferometry" as a keyword



INSIDEnet: Interpretable NonexpanSIve Data‐Efficient network for denoising in grating interferometry breast CT

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Published in 2022 at "Medical Physics"

DOI: 10.1002/mp.15595

Abstract: Abstract Purpose Breast cancer is the most common malignancy in women. Unfortunately, current breast imaging techniques all suffer from certain limitations: they are either not fully three dimensional, have an insufficient resolution or low soft‐tissue… read more here.

Keywords: insidenet; breast; grating interferometry; data efficient ... See more keywords

Simultaneous signal optimization of refraction and attenuation in x‐ray grating interferometry: A case study for breast imaging

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Published in 2025 at "Medical Physics"

DOI: 10.1002/mp.70069

Abstract: X‐ray grating interferometry has emerged as a promising imaging technique for breast computed tomography (BCT), offering complementary contrast from refraction beyond conventional absorption imaging. Although it provides higher resolution, the required dose levels remain above… read more here.

Keywords: grating interferometry; refraction; ray grating; simultaneous signal ... See more keywords

Neutron grating interferometry investigation of punching-related local magnetic property deteriorations in electrical steels

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Published in 2019 at "Journal of Magnetism and Magnetic Materials"

DOI: 10.1016/j.jmmm.2018.10.098

Abstract: Abstract Mechanical residual stress induced by manufacturing influences the magnetic behavior of non-grain oriented electrical steels, which are used for producing rotors and stators of electrical machines. The impairment occurs mainly along the cutting line… read more here.

Keywords: neutron grating; grating interferometry; magnetic property; cutting line ... See more keywords

Semi-classical Monte Carlo algorithm for the simulation of X-ray grating interferometry

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Published in 2022 at "Scientific Reports"

DOI: 10.1038/s41598-022-05965-7

Abstract: Traditional simulation techniques such as wave optics methods and Monte Carlo (MC) particle transport cannot model both interference and inelastic scattering phenomena within one framework. Based on the rules of quantum mechanics to calculate probabilities,… read more here.

Keywords: semi classical; monte carlo; grating interferometry; simulation ... See more keywords

Beam hardening correction in polychromatic x-ray grating interferometry.

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Published in 2017 at "Optics express"

DOI: 10.1364/oe.25.024690

Abstract: The beam hardening is one of the two causes of the fringe shift distortion in polychromatic X-ray grating interferometry. Based on the assumption of the uniform energy dependence, we developed a novel analytic approach to… read more here.

Keywords: ray grating; beam hardening; polychromatic ray; grating interferometry ... See more keywords
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Intensity-based iterative reconstruction for helical grating interferometry breast CT with static grating configuration.

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Published in 2022 at "Optics express"

DOI: 10.1364/oe.455967

Abstract: Grating interferometry breast computed tomography (GI-BCT) has the potential to provide enhanced soft tissue contrast and to improve visualization of cancerous lesions for breast imaging. However, with a conventional scanning protocol, a GI-BCT scan requires… read more here.

Keywords: reconstruction; grating; grating interferometry; interferometry breast ... See more keywords

Detailed analysis of the interference patterns measured in lab-based X-ray dual-phase grating interferometry through wave propagation simulation.

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Published in 2022 at "Optics express"

DOI: 10.1364/oe.477964

Abstract: In this work, we analyze the interference patterns measured in lab-based dual-phase grating interferometry and for the first time explain the spatial dependencies of the measured interference patterns and the large visibility deviations between the… read more here.

Keywords: grating interferometry; dual phase; interference patterns; phase grating ... See more keywords

Towards clinical-dose grating interferometry breast CT with fused intensity-based iterative reconstruction.

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Published in 2023 at "Optics express"

DOI: 10.1364/oe.484123

Abstract: X-ray grating interferometry CT (GI-CT) is an emerging imaging modality which provides three complementary contrasts that could increase the diagnostic content of clinical breast CT: absorption, phase, and dark-field. Yet, reconstructing the three image channels… read more here.

Keywords: breast; grating interferometry; reconstruction; clinical dose ... See more keywords

Single-frame double-grating interferometry with two inherent-phase-shifted interferograms.

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Published in 2024 at "Optics express"

DOI: 10.1364/oe.521731

Abstract: In this work, we introduce a novel self-referencing, common-path, double-grating interferometry method for studying slowly varying phase samples. Two plane wave diffraction orders of the gratings, namely (0,+1) and (+1,0), with a certain phase difference,… read more here.

Keywords: grating interferometry; double grating; sample; sample phase ... See more keywords