Results 91 to 100 of about 5,024 (208)

Portable X-ray fluorescence spectrometry as a rapid and complementary approach for fecal pollution assessment in water

open access: yesWater Research X
Field-deployable screening technologies are emerging as critical tools for water quality testing where laboratory capacity is limited. This pilot study evaluated portable X-ray fluorescence (pXRF) spectroscopy as a complementary approach for microbial ...
Asli Aslan   +13 more
doaj   +1 more source

Using pXRF for the Analysis of Ancient Pottery – An Expert Workshop in Berlin 2014

open access: yes, 2020
The aim of the second workshop on the use of portable energy-dispersive X-ray fluorescence (pXRF) organized by the Cluster of Excellence TOPOI was to exchange experiences and discuss the basic requirements for the use of pXRF as a tool for chemical analysis of archaeological ceramics.
Hegewisch, Morten   +2 more
openaire   +2 more sources

The Biderbost site: exploring migration and trade on the social landscape of the Pacific Northwest [PDF]

open access: yes, 2016
The Biderbost site of Duvall, Washington presents an interesting archaeological case for investigating trade and migration. The extensive lithic remains contain several stylistic traits of regional groups, but incomplete excavation records hinder most ...
Gallagher, Anna
core  

The potential of obsidian "big data"

open access: yesUISPP Journal, 2019
Studies of obsidian provenance have been a core component of the archaeological sciences from the mid-1960s onward. With the growing application of portable X-ray Fluorescence Spectrometers (PXRF) in obsidian research, the number of such studies, and the
Mark Golitko
doaj   +1 more source

Early Iron Age metal circulation in the Arabian Peninsula: the oasis of Tayma as part of a dynamic network [PDF]

open access: yes, 2016
The oasis of TaymāΜ, located in north-western Arabia, between the Дijāz mountains and the great Nafūd desert, was strategically situated on one of the branches of the main trade routes that connected southern Arabia and the Mediterranean Sea during the ...
Hausleiter, A   +3 more
core  

Multi-analytical study of ceramic pigments application in the study of Iron Age decorated pottery from SW Iberia [PDF]

open access: yes, 2017
A non-invasive multi-analytical approach combining optical microscopy (OM), micro-X-ray diffraction (mXRD), in-situ X-ray fluorescence spectroscopy (XRF), variable pressure scanning electron microscopy coupled with energy dispersive X-ray spectroscopy ...
candeias, antonio   +2 more
core   +1 more source

An elemental exploration of the metal contents of an early 13th­-century craft box from Lõhavere, using pXRF [PDF]

open access: yesEesti Arheoloogiaajakiri
The craft box recovered from a 13th­-century hillfort at Lõhavere, Estonia, contained a well-preserved selection of copper­-alloy objects. The limited corrosion on these objects allowed a more accurate estimation of their compositions through non ...
Esmee Jorinde Hummel   +2 more
doaj   +1 more source

On the ratio of the relativistic electron PXR in the Bragg direction and in the forward direction in Laue geometry [PDF]

open access: yes, 2010
Parametric X-ray radiation and parametric X-ray radiation at a small angle with respect to the velocity of a relativistic electron crossing a single crystal plate in Laue scattering geometry are studied based on the dynamic X-ray diffraction ...
Blazhevich, S. V., Noskov, A. V.
core   +1 more source

Karakteristik Unsur Jejak Dalam Diskriminasi Magmatisme Granitoid Pulau Bangka [PDF]

open access: yes, 2015
Geologi Pulau Bangka disusun oleh variasi granit sebagai Granitoid Klabat yang tersebar di berbagai lokasi. Unsur jejak dapat diaplikasikan dalam diskriminasi magmatisme dalam pembentukan granitoid tersebut.
Priadi, B. (Bambang)   +1 more
core   +3 more sources

Machine learning allied to green tech analysis: Pioneering approaches for remineralizers and silicate fertilizers chemical composition assessment

open access: yesCiência e Agrotecnologia
Traditional methods for the chemical characterization of agrominerals remain costly and generate chemical waste, especially for large-scale applications.
Renata Andrade Reis   +7 more
doaj   +1 more source

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