Results 21 to 30 of about 7,541,842 (289)

Time Resolved Two Dimensional X-Ray Densitometry of a Two Phase Flow Downstream of a Ventilated Cavity [PDF]

open access: yes, 2013
To measure the void fraction distribution in gas-liquid flows, a two-dimensional x-ray densitometry system was developed. This system is capable of acquiring a two-dimensional projection with a 225 cm2 area of measurement through 21 cm of water.
GABILLET, Céline   +8 more
core   +1 more source

Profile Characteristics of X-ray film used in Radiology Hospital/Health Center/Clinic in Semarang

open access: yesJurnal Riset Kesehatan, 2015
The purpose of this study was to determine the characteristics of the X-ray film profile and X-ray films that have the optimal characteristics. This study was conducted on four X-ray films with different brands that are used in 13 radiology department ...
Ardi Soesilo Wibowo   +2 more
doaj   +1 more source

Facilely Fabricated Bright Lead‐Free Perovskite Cs3Cu2I5 Scintillator Film for High‐Definition X‐Ray Imaging

open access: yesAdvanced Photonics Research, 2022
Scintillator is a critical component to detect high‐energy particles or rays, which is widely used in deep space exploration, security inspection, and nondestructive testing and medical diagnosis, such as X‐ray imaging and computed tomography (CT ...
Heng Guo   +11 more
doaj   +1 more source

The effect of proton damage on the X-ray spectral response of MOS CCDs for the swift X-ray telescope [PDF]

open access: yes, 2002
The effect of non-ionising energy loss(NIEL) of protons in charge-coupled devices is to displace silicon atoms and any dopant materials present from their lattice positions to form lattice defects which in turn can trap electrons [1].
Abbey, AF   +9 more
core   +1 more source

Characterization of SiGe thin films using a laboratory X-ray instrument [PDF]

open access: yes, 2013
The technique of reciprocal space mapping using X-rays is a recognized tool for the nondestructive characterization of epitaxial films. X-ray scattering from epitaxial Si0.4Ge0.6 films on Si(100) substrates using a laboratory X-ray source was ...
Myronov, Maksym   +5 more
core   +1 more source

Pengolahan Film Radiografi Secara Otomatis Menggunakan Automatic X-Ray Film Processor Model Jp-33

open access: yesBuletin Fisika, 2017
A research on the process of forming an image on a radiographic film and processing techniques automatically has been done. The study was conducted using an X-ray plane Toshiba E 7239, Fil AGFA Healtcare HV Septestraat 27B2640 Mortsel and an automatic ...
Zoucella Andre Afani, Ni Nyoman Rupiasih
doaj   +1 more source

Complementary methodologies for thin film characterization in one tool - a novel instrument for 450 mm wafers [PDF]

open access: yes, 2013
The scaling down of critical dimensions for the manufacturing of nanoelectronics requires the continuous introduction of new materials. The results of the analysis of thin high-k films made from Al2O3 as reference samples were used at multiple ...
Petrik, P.   +17 more
core   +1 more source

Acoustic response of a laser-excited polycrystalline Au-film studied by ultrafast Debye–Scherrer diffraction at a table-top short-pulse x-ray source

open access: yesAIP Advances, 2020
The transient acoustic response of a free-standing, polycrystalline thin Au-film upon femtosecond optical excitation has been studied by time-resolved Debye–Scherrer x-ray diffraction using ultrashort Cu Kα x-ray pulses from a laser-driven plasma x-ray ...
W. Lu   +7 more
doaj   +1 more source

Simulations of X-ray bursts and superbursts [PDF]

open access: yes, 2015
Observations of neutron star in binary systems provide powerful constrains on the physics at the surface of neutron stars. During the accretion of matter from the companion star, periodic nuclear explosion are triggered in the outer layers of the neutron
Fehlmann, Sofie
core   +1 more source

X-ray studies of annealing in thin-film semiconductors [PDF]

open access: yes, 1997
One of the most important issues in thin-film heterostructures is the nature of the interfaces. In general, their structure is likely to involve some degree of lattice strain, especially when the film is deposited on a mismatched substrate. The evolution
Roy Clarke, Clarke, Roy
core   +1 more source

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