Problems of Analysis by FTIR of Calcium Sulphate–Based Preparatory Layers: The Case of a Group of 16th‐Century P ortuguese Paintings

Pinheiro de Melo, Helena; João Cruz, António; Candeias, António; Mirão, José; Cardoso, Ana; José Oliveira, Maria; Valadas, Sara

doi:10.1111/arcm.12026

Public

Problems of Analysis by FTIR of Calcium Sulphate–Based Preparatory Layers: The Case of a Group of 16th‐Century P ortuguese Paintings

Published in Archaeometry • Mar 11, 2013

Authors:

Helena Pinheiro de Melo

António João Cruz

António Candeias

Abstract

This paper provides a contribution to FTIR analysis of calcium sulphate‐based grounds of paintings when a mixture of compounds with different degrees of hydration is present. The study is based on the analysis with that technique, electron microscopy coupled with energy‐dispersive X‐ray spectrometry...

Subject

Anhydrite

Fourier transform infrared spectroscopy

Calcium

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