Results 11 to 20 of about 7,922 (174)

Kinetics and mechanism of As2S2 oxidation [PDF]

open access: yesJournal of the Serbian Chemical Society, 2005
The kinetics of realgar (As2S2) oxidation was studied under isothermal and non-isothermal conditions. The obtained values of the activation energy indicate that the process occurs in the kinetic domainwith the realgar particles being converted to As2O3 ...
Mihajlović Ivan N.   +3 more
doaj   +1 more source

Determination of Some Elements in Legumes Using ICP-MS and EDXRF Methodology Applications

open access: yesActa Chimica Slovenica, 2021
The current study involves two analytical research techniques, inductively coupled plasma-mass spectrometry (ICP-MS) and energy dispersive X-ray fluorescence (EDXRF) spectroscopy, used to determine the elemental composition of different legumes usually ...
Lovro Sinkovič   +3 more
doaj   +1 more source

Monitoring of Heavy Metals By Energy Dispersive X-Ray Fluorescence Spectrometry [PDF]

open access: yes, 1986
Dieser Beitrag ist mit Zustimmung des Rechteinhabers aufgrund einer (DFG geförderten) Allianz- bzw. Nationallizenz frei zugänglich.This publication is with permission of the rights owner freely accessible due to an Alliance licence and a national licence
Lorber, Karl E.
core   +1 more source

Estudio de botones de oro de la primera Edad del Hierro del Sudoeste de la Península Ibérica. Identificación de un taller metalúrgico de oro

open access: yesTrabajos de Prehistoria, 2010
Botones de oro pertenecientes a la primera Edad del Hierro, procedentes de Castro dos Ratinhos, Fortios e Outeiro da Cabeça (Portugal), fueron analizados por EDXRF y Micro-PIXE.
António M. Monge Soares   +4 more
doaj   +1 more source

Characterization of Roman glass tesserae from the Coriglia excavation site (Italy) via energy-dispersive X-ray fluorescence spectrometry and Raman spectroscopy [PDF]

open access: yes, 2016
The combined use of handheld energy-dispersive X-ray fluorescence spectrometry, Raman spectroscopy, and micro-energy-dispersive X-ray fluorescence spectrometry permitted the characterization of Roman glass tesserae excavation from the Coriglia (Italy ...
Donais, Mary Kate   +7 more
core   +1 more source

Ultrasonic, molecular and mechanical testing diagnostics in natural fibre reinforced, polymer-stabilised earth blocks [PDF]

open access: yes, 2013
The aim of this research study was to evaluate the influence of utilising natural polymers as a form of soil stabilization, in order to assess their potential for use in building applications.
Bradley, Fiona   +2 more
core   +5 more sources

Study of Araucaria angustifolia nuts by Gamma Spectrometry and X-Ray Fluorescence

open access: yesRevista de la Sociedad Científica del Paraguay, 2019
The seed of Araucaria angustifolia is largely produced and consumed in Parana state, Brazil. It has an estimated annual consumption of approximately 0.167 kg per capita. The samples of seeds were acquired in 8 different commercial points of Londrina city
Edher Zacarías Herrera   +2 more
doaj   +1 more source

Micro-EDXRF, SEM-EDS and OM characterisation of tin soldering found in handle attachments of Roman situlae from Conimbriga (Portugal) [PDF]

open access: yes, 2018
Tin (Sn) or a Sn-rich solder applied to copper-based artefacts has been frequently used at least, since the Ancient Greece, although scarce studies have been published concerning the technology of this metallurgical joining technique.
Araújo, M.F.   +5 more
core   +1 more source

Development of X-ray fluorescence technique for the uranium determination in Mongolian coal, coal ash, and phosphate ore [PDF]

open access: yes, 2014
The results of the determination of uranium in Mongolian brown coal, coal ash, phosphate rock, and technological samples by X-ray fluorescence (XRF) spectrometry are presented.
Bolortuya, D.   +3 more
core   +2 more sources

Recovering and restitution of unknown, unidentified, and unlabeled samples in laboratories using EDXRF analysis

open access: yesMethodsX, 2021
This Study presents a method to recover and label unknown samples in a nuclear laboratory using Energy Dispersive X-Ray Fluorescence (EDXRF) spectrometry based on spectra differentiation and analysis.
Cebastien Joel Guembou Shouop   +6 more
doaj   +1 more source

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