A intervenção de conservação e restauro da luneta PNM 2680, pintada em c. 1730, pelo pintor André Gonçalves para a Basílica de Mafra, possibilitou uma interpretação mais completa dos dados obtidos pelos diversos meios de exame e análise laboratoriais, desta forma obtendo uma compreensão mais profunda e exacta da técnica, materialidade e vivência desta pintura ao longo do tempo. A intervenção constituiu igualmen...
Estudo material e técnico da pintura sobre tela representando "São Carlos Borromeu e São Francisco de Sales", da autoria de André Gonçalves, c. 1730.
Eight complementary techniques were successfully applied to study a pair of very alike eighteenth-century colored wax figurines belonging to the Museu Nacional Machado de Castro, Coimbra (Portugal): examination under visible and ultraviolet light, X-ray radiography (XRR), neutron radiography and tomography (NR and NT), energy dispersive X-ray fluorescence (EDXRF), scanning electron microscopy coupled with energ...
A mixture of beeswax and Dammar resin (in a ratio of 7 parts to 2 parts, respectively) prepared as an adhesive, was profusely used for fixing water gilding and tempera coatings on polychrome sculptures, in Portugal, in the second half of the twentieth century. This practice was the result of a conservation technology transfer that took place throughout northern Europe, namely throughout education and training o...