Results 11 to 20 of about 6,902 (265)

Use of Vis-NIR and pXRF Spectrometers in Soil Science

Türkiye Tarımsal Araştırmalar Dergisi, 2021
Physical and chemical analysis of soils with traditional methods usually brings some disadvantages to the environment and economy due to time, cost, and chemical waste outputs.
Gafur GÖZÜKARA
doaj   +4 more sources

Best Practices for Publishing pXRF Analyses

Advances in Archaeological Practice
With its promise of nondestructive processing, rapid low-cost sampling, and portability to any field site or museum in the world, portable X-ray fluorescence (pXRF) spectrometry is rapidly becoming a standard piece of equipment for archaeologists.
K. Johnson, Colin P. Quinn, Nathan B. Goodale, R. Conrey   +3 more
semanticscholar   +2 more sources

PIXE and pXRF Comparison Analysis of a Mockup Canvas Painting

Semina: Ciências Exatas e Tecnológicas, 2023
For the purposes of comparison among different equipments and laboratories involved in atomic-nuclear methodologies applied in arts and archaeometry, a special mockup canvas painting was made with dozens of pigments of different colors and varnishes of ...
C. Appoloni, Fabio Lopes, M. Rizzutto, A. C. Neiva, Renato Akio Ikeoka, Marcia de Mathias Rizzo   +5 more
semanticscholar   +3 more sources

Investigation by pXRF of Caltagirone Pottery Samples Produced in Laboratory

Open Archaeology, 2017
In the study of archaeological ceramics, it is important to have compositional data to identify their origin and source. The fabric also provides useful information on the production technology, especially with regard to the firing steps.
Gueli Anna M., Delfino Antonio, Nicastro Emanuele, Pasquale Stefania, Politi Giuseppe, Privitera Antonella, Spampinato Sofia, Stella Giuseppe   +7 more
doaj   +2 more sources

Portable X-ray Fluorescence Analysis of Water: Thin Film and Water Thickness Considerations

EQA, 2021
Water is requisite for life and essential for many industries. Increasingly, global water supplies include inorganic contaminants leading to millions of deaths annually.
Julia Kagiliery, Somsubhra Chakraborty, Bin Li, Michael Hull, David Weindorf   +4 more
doaj   +1 more source

A general framework and practical procedure for improving pxrf measurement accuracy with integrating moisture content and organic matter content parameters

Scientific Reports, 2021
Rapid, accurate detection of heavy-metal content is extremely important for precise risk control and targeted remediation. Herein, a general modeling method and process based on the relationship between Pxrf measured values and site parameters are ...
Zengsiche Chen, Ya Xu, Guoyuan Lei, Yuqiang Liu, Jingcai Liu, Guangyuan Yao, Qifei Huang   +6 more
doaj   +1 more source

Using pXRF for the Analysis of Ancient Pottery

, 2021
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, Daszkiewicz, Małgorzata, Schneider, Gerwulf   +2 more
openaire   +3 more sources

Quick Analysis of Organic Amendments via Portable X-ray Fluorescence Spectrometry [PDF]

, 2019
The determination of heavy metals in soils and organic amendments, such as compost, manure, biofertilizer, and sludge, generally involves the digestion of samples with aqua regia, and the determination of those in the solution using various techniques ...
Ajmal Poley, Fátima, Bello López, Miguel Ángel, Burgos Doménech, Pilar, González Pérez, J.A., López Núñez, Rafael   +4 more
core   +1 more source

Obsidian from the Site of Piano dei Cardoni, Ustica (Palermo, Italy): Preliminary Results on the First Occupation of the Island

Open Archaeology, 2021
New investigations on Ustica (Palermo, Sicily) originated from the need to improve our knowledge of the island’s archaeological and environmental heritage.
Speciale Claudia, Freund Kyle P., de Vita Sandro, Larosa Nunzia, Forgia Vincenza, Battaglia Giuseppina, Tykot Robert H., Vassallo Stefano   +7 more
doaj   +1 more source

Pigment analysis by Raman microscopy and portable X-ray fluorescence (pXRF) of thirteenth to fourteenth century illuminations and cuttings from Bologna [PDF]

, 2016
Non-destructive pigment analysis by Raman microscopy (RM) and portable X-ray fluorescence (pXRF) has been carried out on some Bolognese illuminations and cuttings chosen to represent the beginnings, evolution and height of Bolognese illuminated ...
Chaplin, Tracey D., Clark, Robin J.H., Gibbs, Robert, Jones, Richard   +3 more
core   +1 more source