Articles with "full ring" as a keyword



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Study of sensitivity and resolution for full ring PET prototypes based on continuous crystals and analytical modeling of the light distribution.

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Published in 2019 at "Physics in medicine and biology"

DOI: 10.1088/1361-6560/aaf7ba

Abstract: Sensitivity and spatial resolution are the main parameters to maximize in the performance of a PET scanner. For this purpose, detectors consisting of a combination of continuous crystals optically coupled to segmented photodetectors have been… read more here.

Keywords: resolution; full ring; sensitivity; spatial resolution ... See more keywords
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Offline imaging of positron emitters induced by therapeutic helium, carbon and oxygen ion beams with a full-ring PET/CT scanner: experiments in reference targets.

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Published in 2019 at "Physics in medicine and biology"

DOI: 10.1088/1361-6560/ab48b4

Abstract: In-vivo verification of light ion therapy based on positron-emission tomography (PET) imaging of irradiation induced patient activation relies on activity predictions from Monte-Carlo (MC) or analytical computational engines for comparison to the measurements. In order… read more here.

Keywords: pet; pet scanner; full ring; ion ... See more keywords
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Automatic detection of full ring galaxy candidates in SDSS

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Published in 2019 at "Monthly Notices of the Royal Astronomical Society"

DOI: 10.1093/mnras/stz3297

Abstract: A full ring is a form of galaxy morphology that is not associated with a specific stage on the Hubble sequence. Digital sky surveys can collect many millions of galaxy images, and therefore even rare… read more here.

Keywords: galaxy; galaxy candidates; automatic detection; full ring ... See more keywords
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Video-rate full-ring ultrasound and photoacoustic computed tomography with real-time sound speed optimization.

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Published in 2022 at "Biomedical optics express"

DOI: 10.1364/boe.464360

Abstract: Full-ring dual-modal ultrasound and photoacoustic imaging provide complementary contrasts, high spatial resolution, full view angle and are more desirable in pre-clinical and clinical applications. However, two long-standing challenges exist in achieving high-quality video-rate dual-modal imaging.… read more here.

Keywords: speed; sound speed; full ring; ultrasound photoacoustic ... See more keywords
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Identification and Visualization of the Full-Ring Deformation Characteristics of a Large Stormwater Sewage and Storage Tunnel Using Terrestrial Laser Scanning Technology

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Published in 2019 at "Energies"

DOI: 10.3390/en12071304

Abstract: Constructing deeply-buried stormwater sewage and storage tunnels is an effective method to mitigate the waterlogging and sewer overflow problems in modern cities. Prior to construction of such tunnels, a structural loading test is essential for… read more here.

Keywords: full ring; tunnel; deformation; stormwater sewage ... See more keywords