Sara Valadas

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

Helena Pinheiro de Melo, António João Cruz, António Candeias et al. · Archaeometry · 2013 · 43 citations

Natural Sciences, Chemistry, Analytical Chemistry +9

Characterisation of foxing stains in eighteenth to nineteenth century drawings using non-destructive techniques

Marta Manso, Sofia Pessanha, Francisca Figueira et al. · Analytical and Bioanalytical Chemistry · 2009 · 34 citations

Arts, Art History, Drawing +6

On the Use of the Unusual Green Pigment Brochantite (Cu₄(SO₄)(OH)₆) in the 16th-Century Portuguese-Flemish Paintings Attributed to The Master Frei Carlos Workshop

Sara Valadas, Rita Vaz Freire, Ana Cardoso et al. · Microscopy and Microanalysis · 2015 · 31 citations · Full text

Natural Sciences, Chemistry, Fine Arts +11

Characterization of two pairs of 16th century Nanbam folding screens by Raman, EDXRF and FTIR spectroscopies

Sofia Pessanha, Luísa Carvalho, M. Isabel Cabaço et al. · Journal of Raman Spectroscopy · 2010 · 24 citations

Humanities, Materials Engineering, Materials Science +13

On the use of EDXRF and UV–Vis FORS to unveil the production of two illuminated manuscripts from the fifteenth century portuguese royal court

Carmen Tiburcio, Sara Valadas, Ana Cardoso et al. · Microchemical Journal · 2019 · 22 citations · Full text

Humanities, Art History, Literature +11