Search Results - "Costa Nardes, Raysa"

Analysis of the pigments in two modern Egyptian papyri using XRF technique by Nardes, Raysa Costa

“…In this work, two modern Egyptian papyrus belonging to a private collection were analyzed using X-Ray Fluorescence technique (XRF). The papyri are genuine,…”
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Analysis of South America coins of the XIX and XX centuries by XRF technique by Nardes, Raysa Costa

“…In this work, the elemental composition of 21 coins from nineteenth and twenty centuries of South America belonging to a private collection were performed…”
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Non-invasive characterization of the painting Saint John the Evangelist by means spectroscopic methods by Cardoso Reis de Almeida Sanches, Francis Anna, Costa Nardes, Raysa, Silva dos Santos, Ramon, Lima Netto, Carlos Eduardo, Pereira de Freitas, Renato, Ferreira de Oliveira, Davi, Tadeu Lopes, Ricardo, Canellas Gondim Leitão, Catarine, Dos Anjos, Marcelino José

“…In this work, the pigments and ground layers of the Saint John the Evangelist painting were analyzed using the techniques of computed radiography, X-ray…”
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