Articles with "coincidence" as a keyword



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Optical emission‐based phantom to verify coincidence of radiotherapy and imaging isocenters on an MR‐linac

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Published in 2021 at "Journal of Applied Clinical Medical Physics"

DOI: 10.1002/acm2.13377

Abstract: Abstract Purpose Demonstrate a novel phantom design using a remote camera imaging method capable of concurrently measuring the position of the x‐ray isocenter and the magnetic resonance imaging (MRI) isocenter on an MR‐linac. Methods A… read more here.

Keywords: phantom; radiotherapy; optical emission; coincidence ... See more keywords
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Beta-ray Imaging System with γ-Ray Coincidence for Multiple-Tracer Imaging.

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Published in 2019 at "Medical physics"

DOI: 10.1002/mp.13947

Abstract: Beta-ray imaging systems are widely used for various biological objects to obtain a 2-dimensional distribution of β-ray emitting radioisotopes. However, a conventional β-ray imaging system is unsuitable for multiple-tracer imaging, because the continuous energy distribution… read more here.

Keywords: system; ray imaging; detector; coincidence ... See more keywords
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Flood coincidence analysis of Poyang Lake and Yangtze River: risk and influencing factors

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Published in 2018 at "Stochastic Environmental Research and Risk Assessment"

DOI: 10.1007/s00477-018-1514-4

Abstract: We build copula function-based joint distribution models for the annual maximum flood peaks of the Yangtze River and Poyang Lake, to analyze the coincidence probabilities, using scenarios that combine with the impoundment of three Gorges,… read more here.

Keywords: poyang lake; coincidence; flood coincidence; yangtze river ... See more keywords
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Assessing coincidence probability for extreme precipitation events in the Jinsha River basin

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Published in 2019 at "Theoretical and Applied Climatology"

DOI: 10.1007/s00704-019-03009-1

Abstract: Global analyses show that climate change has already increased the frequency and strength of extreme weather events. The observed and remote-sensed precipitation productions have been deeply studied considering the stationary and non-stationary characteristics of extreme… read more here.

Keywords: probability; precipitation; precipitation events; extreme precipitation ... See more keywords
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Gamma–gamma coincidence in neutron activation analysis

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Published in 2018 at "Journal of Radioanalytical and Nuclear Chemistry"

DOI: 10.1007/s10967-018-6033-8

Abstract: Neutron activation analysis is a useful analytical technique for the determination of many nuclides. However, the resulting gamma-ray spectra frequently have overlapping photopeaks, necessitating complicated peak de-convolution techniques to perform an accurate measurement. This work… read more here.

Keywords: activation analysis; neutron activation; gamma coincidence; coincidence ... See more keywords
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Coincidence Lattices and Interlayer Twist in van der Waals Heterostructures: Application of the Coincidence Lattice Method on $$\hbox {hBN/MoSe}_2$$hBN/MoSe2 Heterobilayer Systems

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Published in 2017 at "Journal of Electronic Materials"

DOI: 10.1007/s11664-016-5037-9

Abstract: Van der Waals heterostructures have great potential in large-scale integration devices and exploration of new physics. Experimental investigations allow flexible combinations of two-dimensional crystals in device fabrications. Theory, however, has limitations of supercell sizes and… read more here.

Keywords: van der; der waals; hbn; waals heterostructures ... See more keywords
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Coincidence and fixed points of multivalued F-contractions in generalized metric space with application

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Published in 2020 at "Journal of Fixed Point Theory and Applications"

DOI: 10.1007/s11784-020-00815-3

Abstract: The aim of the paper was to prove some new fixed point theorems, coincidence point theorems and common fixed point theorems for multivalued F-contractions involving a binary relation that is not necessarily a partial order,… read more here.

Keywords: generalized metric; coincidence; point theorems; multivalued contractions ... See more keywords
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An experimental setup for studying the core-excited atoms and molecules by electron impact using energy analysed electron–ion coincidence technique

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Published in 2017 at "Indian Journal of Physics"

DOI: 10.1007/s12648-017-0973-7

Abstract: Operation and performance of an apparatus for studying the decay dynamics relevant to core–hole decay processes in atoms and molecules excited by energetic electrons using an energy analysed electron–ion coincidence technique are described in some… read more here.

Keywords: atoms molecules; energy; using energy; coincidence ... See more keywords
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P93. Coincidence of myasthenia gravis and polymyositis: A case report

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Published in 2018 at "Clinical Neurophysiology"

DOI: 10.1016/j.clinph.2018.04.716

Abstract: The coincidence of polymyositis and myasthenia gravis is rare and often only one of the two diseases is being diagnosed. We report the case of a 51 year old female patient in which myasthenia gravis (class… read more here.

Keywords: polymyositis; myasthenia; report; coincidence ... See more keywords
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Coincidence judgment in causal reasoning: How coincidental is this?

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Published in 2020 at "Cognitive Psychology"

DOI: 10.1016/j.cogpsych.2020.101290

Abstract: Given the important conceptual connections between cause and coincidence as well as the extensive prior research on causality asking, "how causal is this?", the present research proposes and evaluated a psychological construction of coincidentality as… read more here.

Keywords: judgment causal; coincidence judgment; coincidentality; causal ... See more keywords

Electron-ion coincidence study of ionizing thermal energy collisions between He*(21S) and Ar atoms

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Published in 2021 at "Chemical Physics Letters"

DOI: 10.1016/j.cplett.2021.138430

Abstract: Abstract Ionization in thermal energy collisions between excited He*(21S) and ground state Ar atoms leads to final states involving a free electron and either dissociating He–Ar+(2P3/2,1/2) (PI) or bound HeAr+(2P3/2,1/2) molecular ion states (AI). The… read more here.

Keywords: thermal energy; bound hear; coincidence; ion ... See more keywords