Results 41 to 50 of about 6,429 (270)

MA-XRF for Historical Paintings: State of the Art and Perspective [PDF]

Microscopy and Microanalysis, 2020
Accepted Author ...
openaire   +3 more sources

Une copie de L’Origine du monde par René Magritte ?

CeROArt : Conservation, Exposition, Restauration d'Objets d'Art, 2019
For more than 20 years, the copy of The origin of the world of Courbet, which Joseph-Marie Lo Duca attributed to René Magritte, has duped historians and amateurs.
Catherine Defeyt, David Strivay
doaj   +1 more source

Study of ‘Cona degli Ordini’ by Colantonio with IR and XRF Analyses

Heritage, 2023
Two paintings by the Neapolitan Renaissance painter Colantonio were studied with two non-invasive techniques to enrich the technical–scientific documentation.
Elvira Scialla, Paola Improda, Jessica Brocchieri, Marco Cardinali, Angela Cerasuolo, Alessandra Rullo, Andrea Zezza, Carlo Sabbarese   +7 more
doaj   +1 more source

Rethinking Jacques-Louis David’s Marat assassiné through material evidences

Heritage Science, 2023
Marat assassiné (Murdered Marat), one of the most famous masterpieces painted by Jacques-Louis David in 1793 has been investigated in situ by means of non-invasive and complementary analytical and imaging techniques.
Catherine Defeyt, Dominique Marechal, Francisca Vandepitte, David Strivay   +3 more
doaj   +1 more source

Using handheld pXRF to study medieval stained glass: A methodology using trace elements [PDF]

, 2017
The surfaces of 30 pieces of glass from panel 3b of the Great East Window of York Minster (1405-1408 CE) were analyzed by handheld portable X-ray fluorescence (pXRF) and small samples from the same pieces were analyzed by electron microprobe (EPMA ...
Adlington, LW, Freestone, IC
core   +1 more source

The Power of Combining MA-XRF, Infrared Reflectography and Digital Microscopy to Unveil the Production of the 16th Century Illuminated Charter of Évora: What May Be Hidden under a Painted Surface?

Heritage, 2022
In recent decades, many works have been devoted to the study of materials and painting techniques used to produce illuminated manuscripts. If the analyses were once largely invasive, the approach has become increasingly more in situ and non-invasive over
Catarina Miguel, Silvia Bottura-Scardina, Carlo Bottaini, Sara Valadas, Antonio Candeias, Francisco Bilou   +5 more
doaj   +1 more source

X-ray physico-chemical imaging during activation of cobalt-based Fischer-Tropsch synthesis catalysts [PDF]

, 2017
The imaging of catalysts and other functional materials under reaction conditions has advanced significantly in recent years. The combination of the computed tomography (CT) approach with methods such as X-ray diffraction (XRD), X-ray fluorescence (XRF ...
Beale, AM, Di Michiel, M, Jacques, SDM, Mosselmans, JFW, Paterson, J, Price, SWT, Senecal, P, Vamvakeros, A   +7 more
core   +1 more source

Multi-Spectroscopic Approach for the Non-invasive Characterization of Paintings on Metal Surfaces

Frontiers in Chemistry, 2020
The aim of this study is to propose a non-invasive multi-spectroscopic approach for the characterization of oil painting artworks that use a copper plates as substrate in place of a canvas.
Monica Albini, Stefano Ridolfi, Chiara Giuliani, Marianna Pascucci, Maria Paola Staccioli, Cristina Riccucci   +5 more
doaj   +1 more source

MA-XRF and OCT techniques as tools for identification of past renovation attempts as well as aid in current restoration treatment of the painting ‘Christ before Caiaphas’

CeROArt : Conservation, Exposition, Restauration d'Objets d'Art, 2017
The aim of this work is to present an integrated approach based on various types of analyses of an oil-on-canvas painting to investigate layers of overpaint and varnishes added throughout the centuries.
Anna Faron
doaj   +1 more source

Youngest Precambrian dyke rocks in North Karelia, east Finland [PDF]

Bulletin of the Geological Society of Finland, 1981
The dykes which are the subject of the present paper are the youngest rocks in the area. These include microtonalite dykes about 1850 Ma old and lamprophyre dykes about 1830 Ma old.
A. Huhma
doaj   +1 more source