A multi-analytical approach was used to study the pictorial layers of a set of 17th century
historic glazed tiles (azulejos) of Portuguese manufacture. The pictorial layer was studied by …

This is the latest review covering atomic spectrometric activities using XRF techniques. It
offers a comprehensive review of instrumentation and detectors, matrix correction and …

Over recent decades, numerous studies have highlighted the importance of opal,
chalcedony and quartz varieties, chiefly in volcanic, but also in metamorphic and …

Herein, Ca K-edge X-ray absorption spectroscopy (XAS) is developed as a means to
characterize the local environment of calcium centers. The spectra for six, seven, and eight …

Early vitreous materials include homogeneous glass, glassy faience, faience and glazed
stones. These materials evolved slowly into more specialized substances such as enamels …

At the surface of attached kidney stones, a particular deposit termed Randall's plaque (RP)
serves as a nucleus. This structural particularity as well as other major public health …

This paper relates the study of the bond mechanism between lime mortars and glazed tiles.
These materials were sampled from facades in Ovar-Portugal, which had been clad in the …

Calcification is the most common cause of damage and subsequent failure of heart valves.
Although it is a common phenomenon, little is known about it, and less about the inorganic …

Historic areas are at the forefront of global attention because of their historical and social
traits that reflect human civilization, giving them an economic weight that helps preserve the …

The glaze and in-glaze pigments of the historical nineteenth-century glazed tiles from the
Pena National Palace (Sintra, Portugal) were characterized using a multi-analytical …