Articles with "ray source" as a keyword



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Dedicated cone-beam breast CT: Data acquisition strategies based on projection angle-dependent normalized glandular dose coefficients.

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Published in 2022 at "Medical physics"

DOI: 10.1002/mp.16129

Abstract: BACKGROUND Dedicated cone-beam breast computed tomography (CBBCT) using short-scan acquisition is being actively investigated to potentially reduce the radiation dose to the breast. This would require determining the optimal x-ray source trajectory for such short-scan… read more here.

Keywords: projection angle; breast; ray source; acquisition ... See more keywords
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Abstract ID: 47 Modelling of a novel X-ray source for MR-guided radiotherapy

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Published in 2017 at "Physica Medica"

DOI: 10.1016/j.ejmp.2017.09.024

Abstract: The purpose of this work was to model a novel X-ray source that is the current linear accelerator in use for the Australian MRI-linac system. MR-guided radiotherapy is an advanced technique which combines the excellent… read more here.

Keywords: novel ray; system; guided radiotherapy; radiotherapy ... See more keywords

EXTraS discovery of a peculiar flaring X-ray source in the Galactic globular cluster NGC 6540

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Published in 2018 at "Astronomy and Astrophysics"

DOI: 10.1051/0004-6361/201833086

Abstract: We report the discovery of a flaring X-ray source in the globular cluster NGC 6540, obtained during the EXTraS project devoted to a systematic search for variability in archival data of the XMM-Newton satellite. The… read more here.

Keywords: ngc 6540; flaring ray; ray source; ray ... See more keywords
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X-ray source improvements for EXAFS measurement on SGIII prototype facility

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Published in 2020 at "AIP Advances"

DOI: 10.1063/5.0007645

Abstract: A proper x-ray source is crucial to extended x-ray absorption fine structure (EXAFS) measurement as parameter diagnosis for compressed materials on large laser facilities. In this article, modification of the CH capsule as an x-ray… read more here.

Keywords: exafs measurement; ray source; sgiii prototype; ray ... See more keywords
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Thicket high Z wavelength-scale structured target: advantages and limitations for laser-driven hard x-ray source and phase contrast imaging

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Published in 2021 at "Laser Physics Letters"

DOI: 10.1088/1612-202x/ac034a

Abstract: The hard x-ray copper K α source formed by the interaction of a high intensity laser pulse with flat and thicket sub-micron structured copper targets is thoroughly characterized. It is shown that the flux of… read more here.

Keywords: phase contrast; source; ray source; target ... See more keywords
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submitter : Semi-analytic off-axis X-ray source model

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Published in 2017 at "Journal of Instrumentation"

DOI: 10.1088/1748-0221/12/10/p10013

Abstract: Spectral computed tomography (CT) systems are employed with energy-resolving photon counting detectors. Incorporation of a spectrally accurate x-ray beam model in image reconstruction helps to improve material identification and quantification by these systems. Using an… read more here.

Keywords: axis; source model; ray source; model ... See more keywords
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Revisiting multiwavelength data on the supersoft X-ray source CAL 83

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Published in 2023 at "Monthly Notices of the Royal Astronomical Society"

DOI: 10.1093/mnras/stad1144

Abstract: In this study we revisit public data on the supersoft X-ray source CAL 83 in the Large Magellanic Cloud. A significant part of our analysis is focused on XMM-Newton X-ray observations, in which updated data reduction… read more here.

Keywords: source cal; ray; source; supersoft ray ... See more keywords
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Light and period variations in the supersoft X-ray source QR And (=RX J0019.8+2156)

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Published in 2023 at "Monthly Notices of the Royal Astronomical Society"

DOI: 10.1093/mnras/stad1161

Abstract: QR And is the optically brightest supersoft X-ray source, where a massive white dwarf in a close binary accretes material from its companion star via an accretion disk. Based on the photometric observations from the… read more here.

Keywords: mass; ray source; period; supersoft ray ... See more keywords
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Sirepo: an open-source cloud-based software interface for X-ray source and optics simulations

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Published in 2018 at "Journal of Synchrotron Radiation"

DOI: 10.1107/s1600577518010986

Abstract: Sirepo, an open-source browser-based interactive GUI for X-ray source and optics simulations, performed by SRW (Synchrotron Radiation Workshop), is presented. read more here.

Keywords: open source; source; ray source; optics ... See more keywords
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Experimental feasibility of dual-energy computed tomography based on the Thomson scattering X-ray source.

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Published in 2018 at "Journal of synchrotron radiation"

DOI: 10.1107/s1600577518012663

Abstract: Unlike large-scale and expensive synchrotron radiation facilities, the Thomson scattering X-ray source can provide quasi-monochromatic, energy-tunable and high-brightness X-ray pulses with a small footprint and moderate cost, making it an excellent candidate for dual-energy and… read more here.

Keywords: thomson scattering; energy; source; ray source ... See more keywords
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Transparent Flat Panel X-Ray Source Using ITO Transmission Anode and ZnO Nanowire Cold Cathode

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Published in 2023 at "IEEE Transactions on Electron Devices"

DOI: 10.1109/ted.2023.3267757

Abstract: X-ray sources have important applications in medical diagnosis, industrial inspection, etc. Transparent X-ray source has not been reported before, which enables the applications such as simultaneous imaging using X-ray and visible light. In this article,… read more here.

Keywords: panel ray; ray source; flat panel; ray ... See more keywords