Results 111 to 120 of about 394 (134)
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Effect of the impregnation treatment with Paraloid B-72 on the properties of old Portuguese ceramic tiles

Journal of Cultural Heritage, 2008
Abstract In this work, the effect of the impregnation with Paraloid B-72, using the protocol commonly followed in museum restoration departments, on the mechanical and water absorption properties of Portuguese tiles from XVI to XXth centuries, was studied.
J Pires, A P Carvalho
exaly   +2 more sources

Ancient Portuguese Ceramic Wall Tiles (“Azulejos”): Characterization of the Glaze and Ceramic Pigments

Journal of Nano Research, 2009
Ancient ceramic wall tiles, called “azulejo”, firstly used on Portuguese churches, monasteries and palaces (15-18th century) have progressively been used in particular houses till the last century. These tiles and its use in huge decorative panels can be considered as a precious but fragile cultural heritage from Brazil to India, in several countries ...
Philippe Colomban   +2 more
exaly   +2 more sources

Neutron tomography for the assessment of consolidant impregnation efficiency in Portuguese glazed tiles (16th and 18th centuries)

Journal of Archaeological Science, 2012
Abstract Neutron tomography (NT) has been applied to visualize the inner structure of ancient Portuguese glazed tiles undergoing conservation treatments. Neutrons have the advantage of interacting strongly with hydrogen, so NT is able to map hydrogenous compounds with high sensitivity.
J G Marques, M I Prudencio, M I Dias
exaly   +2 more sources

Portuguese 16th century tiles from Santo António da Charneca's kiln: a spectroscopic characterization of pigments, glazes and pastes

Journal of Raman Spectroscopy, 2014
The first archaeological evidence reported for tile production in Portugal was discovered in Santo António da Charneca (SAC), late 15th or early 16th centuries' pottery kiln, south riverside of Tagus River. Samples from this kiln were studied with the use of non‐invasive spectroscopies, namely, μ‐Raman, ground‐state diffuse reflectance absorption ...
I Ferreira Machado   +2 more
exaly   +2 more sources

A Study of the Effect of Wavelength on Q-Switched Nd:YAG Laser Cleaning of Eighteenth-Century Portuguese Tiles

Studies in Conservation, 2000
Abstract Traditionally, the glazed surfaces of antique tiles have been cleaned by a mechanical process, or by using chemical solvents applied directly to the surface. These chemical and abrasive processes may result in accelerated degradation of the tile, particularly the fragile ceramic body, or in scratches on the glazed surface.
P. Gaspar   +4 more
exaly   +2 more sources

Technical replicas of Portuguese ceramic tile bodies produced in the Oporto region in the late nineteenth to early twentieth centuries

Studies in Conservation, 2016
Portugal is well known for its facades decorated entirely with ornamented glazed ceramic wall tiles called azulejos. On ageing, the tiles may detach and fall off, or deteriorate to such an extent that it becomes necessary to replicate them. Hence tile replication is a common practice in Portugal for facade restoration, but very often these new tiles do
Coroado J, Paulo Cachim
exaly   +3 more sources

Digital Techniques for the Study of Portuguese Azulejos (Glazed Tiles)

2020
Rosário Salema de Carvalho   +2 more
exaly   +2 more sources

Metakaolin geopolymers applied in the conservation of tile facades: a Portuguese case study

2020
<p>The possibility of using geopolymers to fill gaps/lacunae in glazed ceramic tiles (azulejos) has been studied. Since the 15<sup>th</sup> century, glazed ceramic tiles are characteristic elements of the Portuguese architectural heritage and their use as external rendering elements has made them prone
Fernando Rocha   +7 more
openaire   +1 more source

Explaining scene composition using kinematic chains of humans: application to Portuguese tiles history

SPIE Proceedings, 2011
Painted tile panels (Azulejos) are one of the most representative Portuguese forms of art. Most of these panels are inspired on, and sometimes are literal copies of, famous paintings, or prints of those paintings. In order to study the Azulejos, art historians need to trace these roots.
Nuno Pinho da Silva   +3 more
openaire   +2 more sources

A XANES study on the structural role of zinc in ancient tile glazes of Portuguese origin

X-Ray Spectrometry, 2008
Abstract Lead‐rich blue‐and‐white tile glazes (16th to 17th century, Portuguese manufacture) were studied by x‐ray absorption near‐edge spectroscopy (XANES) to assess the speciation and coordination environment of zinc, a fuser metal commonly used along with lead in ancient glazes.
J. P. Veiga, M. O. Figueiredo
openaire   +1 more source

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