Results 11 to 20 of about 54,450 (311)

The Scintillation of Stars [PDF]

open access: bronzeNature, 1950
IN a recent communication in Nature1, Dr. A. H. R. Goldie has suggested that the scintillation of stars may be associated with waves at an interface between two currents of air which have a difference of temperature of the order of 5–7° F. “Such waves,” he writes, “should not uncommonly have an amplitude of the order of up to 500–1,000 ft.
A. H. R. Goldie
  +14 more sources

Radioactive contamination of scintillators [PDF]

open access: yesInternational Journal of Modern Physics A Vol. 33, No. 9 (2018) 1843007 (42 pages), 2018
Low counting experiments (search for double $\beta$ decay and dark matter particles, measurements of neutrino fluxes from different sources, search for hypothetical nuclear and subnuclear processes, low background $\alpha$, $\beta$, $\gamma$ spectrometry) require extremely low background of a detector.
Danevich, F.A., Tretyak, V.I.
arxiv   +7 more sources

On the scintillation of stars [PDF]

open access: greenJournal of the Franklin Institute, 1887
n ...
M.B.S.
openalex   +3 more sources

Evaluation of an EPID in vivo monitoring system using local and external independent audit measurements

open access: yesJournal of Applied Clinical Medical Physics, Volume 23, Issue 12, December 2022., 2022
Abstract Purpose The aim of this work was to evaluate the SunCHECK PerFRACTION, the software for in vivo monitoring using EPID images. Materials/Methods First, the PerFRACTION ability to detect errors was investigated simulating two situations: (1) variation of LINAC output and (2) variation of the phantom thickness.
Samuel Ramalho Avelino   +3 more
wiley   +1 more source

Er-Doped Mg4Ta2O9 Single-Crystal Scintillators Emitting Near-Infrared Photons for High-Dose Field Monitoring

open access: yesPhotonics, 2023
Mg4Ta2O9 single crystals doped with 0.01, 0.1, and 1% Er were grown using the floating zone method, and their photoluminescence and scintillation properties were studied.
Taisei Hayashi   +6 more
doaj   +1 more source

Fabrication and Characterization of K2CeCl5/6LiCl and CeCl3/SrCl2/6LiCl Eutectics for Thermal Neutron Detection

open access: yesCrystals, 2022
In recent years, thermal neutron detection using scintillators has been used in a wide range of fields. Thus, the development of scintillators with a higher light yield, faster decay, and higher sensitivity for thermal neutrons is required. In this study,
Ryuga Yajima   +17 more
doaj   +1 more source

Effect of the Synthesis Conditions on the Morphology, Luminescence and Scintillation Properties of a New Light Scintillation Material Li2CaSiO4:Eu2+ for Neutron and Charged Particle Detection

open access: yesInorganics, 2022
In the present article, the influence of the activator concentration and impurity content of raw materials on the luminescence and scintillation properties of Li2CaSiO4 was studied. Polycrystalline powder material was obtained by the sol–gel method.
Ilia Komendo   +8 more
doaj   +1 more source

Beam test results of high-density glass scintillator tiles [PDF]

open access: yesEPJ Web of Conferences
To achieve the physics goal of precisely measuring the Higgs, Z, W bosons and the top quark, future electron-positron colliders, such as the Circular Electron Positron Collider (CEPC), require that their detector systems have unprecedented high jet ...
Du Dejing   +4 more
doaj   +1 more source

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