Results 11 to 20 of about 6,743,570 (297)

A portable CCD array detector for in-situ analysis of powder samples using combined x-ray diffraction/x-ray fluorescence techniques [PDF]

open access: yes, 2010
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.This work describes the design, development and testing of a portable charge-coupled device detector system to be used for the simultaneous collection of X-
Intisar, Amir
core   +7 more sources

Halogenated Thermally Activated Delayed Fluorescence Materials for Efficient Scintillation

open access: yesResearch, 2023
Organic scintillators, materials with the ability to exhibit luminescence when exposed to X-rays, have aroused increasing interest in recent years. However, the enhancement of radioluminescence and improving X-ray absorption of organic scintillators lie ...
Xiao Wang   +17 more
doaj   +1 more source

Quantitative analysis by X ray fluorescence

open access: yesMateriales de Construccion, 1966
Not ...
José Luis Sagrera
doaj   +1 more source

Investigation of alloying effects on XRF parameters of 3d transition metals in Permendur49, Kovar and Ti50Co50 alloys

open access: yesJournal of Radiation Research and Applied Sciences, 2018
The alloying effects on X-ray fluorescence (XRF) parameters such as K shell fluorescence cross-sections (σKα, σKβ and σK), K shell average fluorescence yields (ωK) and K to L shell vacancy transfer probabilities (ηKL) of V, Ti, Fe, Co and Ni 3d ...
Bünyamin Alım   +3 more
doaj   +1 more source

Determination of chlorine in concretes by X ray fluorescence methods

open access: yesMateriales de Construccion, 1967
Not ...
J. L. Sagrera, B. Bacle
doaj   +1 more source

X-ray Fluorescence Computed Tomography (XFCT) Imaging with a Superfine Pencil Beam X-ray Source

open access: yesPhotonics, 2021
X-ray fluorescence computed tomography (XFCT) is a molecular imaging technique that can be used to sense different elements or nanoparticle (NP) agents inside deep samples or tissues. However, XFCT has not been a popular molecular imaging tool because it
Ignacio O. Romero   +3 more
doaj   +1 more source

Influence of compression on soil characterization by X ray fluorescence

open access: yesSemina: Ciências Exatas e Tecnológicas, 2018
The study of soil mineralogy has been highlighted in recent years, as well as the search for alternative analytical techniques for soil analysis. The classical methods for determination of total oxides in soil expose the analyst to chemical hazards and ...
Yasmin Vieira   +4 more
doaj   +1 more source

Alloying effect on K shell X-ray fluorescence cross-sections and yields in Ti-Ni based shape memory alloys

open access: yesJournal of Radiation Research and Applied Sciences, 2018
K shell X-ray fluorescence cross-sections (σKα, σKβ and σK), and K shell fluorescence yields (ωK) of Ti, Ni both in pure metals and in different alloy compositions (TixNi1-x; x = 0.3, 0.4, 0.5, 0.6, 0.7) were measured by using energy dispersive X-ray ...
Bünyamin Alım   +2 more
doaj   +1 more source

The crucial contribution of X-ray fluorescence spectroscopy in medicine

open access: yesComptes Rendus. Chimie, 2021
This contribution tries to indicate to the clinician what kind of information can be investigated through X-ray fluorescence, what kind of information can be extracted from this spectroscopy and finally how it competes with other tools described in ...
Bazin, Dominique   +8 more
doaj   +1 more source

Classification of Hungarian medieval silver coins using x-ray fluorescent spectroscopy and multivariate data analysis [PDF]

open access: yes, 2013
A set of silver coins from the collection of Déri Museum Debrecen (Hungary) was examined by X-ray fluorescent elemental analysis with the aim to assign the coins to different groups with the best possible precision based on the acquired chemical ...
Anita Rácz   +7 more
core   +1 more source

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