Results 1 to 10 of about 415,076 (166)

Quantitative phase analysis by X-ray diffraction – Simple routes

open access: yesMacedonian Journal of Chemistry and Chemical Engineering, 2015
The elemental composition of a multiphase material can be obtained by means of chemical and spectroscopic techniques. However, these techniques face a great difficulty in distinguishing the chemical identity of the phases present in the material and in ...
Stanko Popović
doaj   +5 more sources

Theoretical and experimental analysis of the modulated phase grating X-ray interferometer

open access: yesScientific Reports
X-ray grating interferometry allows for the simultaneous acquisition of attenuation, differential-phase contrast, and dark-field images, resulting from X-ray attenuation, refraction, and small-angle scattering, respectively.
Hunter Meyer   +11 more
doaj   +4 more sources

X-Ray And Phase Analysis Of Sio2 Glass [PDF]

open access: yesThe American Journal of Applied sciences, 2021
The formation of nanosized particles in pure silica glass irradiated in water in the reactor core with fast neutrons up to 1019 cm-2 and gamma radiation has been studied by optical spectroscopy and X-ray diffraction. Irradiation with neutrons leads to the destruction of the initial mesostructure of a - and β - quartz with dimensions of 1.7 and 1.2 nm ...
Mussaeva Malika Anvarovna   +3 more
openaire   +1 more source

Quantitative analysis of calcium oxalate monohydrate and dihydrate for elucidating the formation mechanism of calcium oxalate kidney stones

open access: yesPLoS ONE, 2023
We sought to identify and quantitatively analyze calcium oxalate (CaOx) kidney stones on the order of micrometers, with a focus on the quantitative identification of calcium oxalate monohydrate (COM) and dihydrate (COD).
Mihoko Maruyama   +18 more
doaj   +2 more sources

Features of Mg2Si Layer Growth in Si/Mg2Si Multilayers [PDF]

open access: yesЖурнал нано- та електронної фізики, 2016
Features of magnesium siliced layer growth in Si/Mg2Si multilayers in initial state and after thermal annealing were studied by methods of transmission electron microscopy and X-Ray scattering.
L.E. Konotopskyi   +3 more
doaj   +1 more source

Application of X-Ray Diffraction to Analyse Phase Composition of Aluminium Alloysfor Plastic Working [PDF]

open access: yesArchives of Metallurgy and Materials, 2019
An attempt was made to determine phase composition of commercial aluminium alloys using X-ray diffraction. Samples for phase composition analysis were selected from the group of aluminium alloys covered by the EN 573-3:2013 standard [1].
K. Pachut, J. Żelechowski, S. Boczkal
doaj   +1 more source

Synthesis of nanocomposites based on strontium stannate [PDF]

open access: yesMATEC Web of Conferences, 2021
The process of thermolysis of double strontium-tin(IV) hydroxide obtained by precipitation from hydrochloric acid solutions by adding ammonia to pH=10 and the phase composition of its degradation products were studied by differential thermal analysis, X ...
Loginov Anton, Aparnev Alexandr
doaj   +1 more source

Synthesis, X-ray phase analysis and differential thermal analysis of nanocrystalline superionic KxCu1.85S (x<0.05) copper sulfides

open access: yesEurasian Journal of Physics and Functional Materials, 2022
Superionic semiconductor chalcogenides with mixed electronic-ionic conductivity have very low lattice thermal conductivity and are excellent thermoelectrics.
S. M. Sakhabayeva   +10 more
doaj   +1 more source

High-Resolution X-ray Phase-Contrast Imaging and Sensory and Rheometer Tests in Cooked Edamame

open access: yesFoods, 2022
Although several reports exist on the use of X-ray analysis in vegetables and fruits to examine internal disorders, cavities, and porosity, information on X-ray analysis of qualities, such as texture, is lacking as well as information on X-ray analysis ...
Masafumi Hidaka   +6 more
doaj   +1 more source

IXPE Observations of the Quintessential Wind-accreting X-Ray Pulsar Vela X-1

open access: yesThe Astrophysical Journal Letters, 2023
The radiation from accreting X-ray pulsars was expected to be highly polarized, with some estimates for the polarization degree of up to 80%. However, phase-resolved and energy-resolved polarimetry of X-ray pulsars is required in order to test different ...
Sofia V. Forsblom   +100 more
doaj   +1 more source

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