X Ray In Marble Conservation

Radiographs are often used to identify the foreign body and observe its excretion from the gi tract.

X ray in marble conservation.

Conservation practices should be directed towards reducing temperature fluctuations. It is an overview that maps the landscape of stone conservation cites interesting and representative research and is intended to serve as a useful point of entry to the field. In this case the foreign body a marble was too large to exit the pylorus of the stomach. Ini tial analyses were performed using the naked eye and a binocular surgical microscope as well as ultraviolet light and x.

The passage of x rays through materials including biological tissue can be recorded. The complete radiography of the altarpiece was conducted between 2010 and 2011 as part of a project largely funded by the getty institute the x rays and other technical information that was gathered were used to. Elemental analyses carried out by instrumental neutron activation x ray fluorescence inductively coupled plasma icp techniques and others often provide the most useful information. Foreign body ingestion in children is common.

Lytical chemistry to x ray tomography. Standing in the conservation laboratory the statue became the focus of intensive examination sessions and discussions among the gallery s curators and conservators. An x ray of the ghent altarpiece painted by jan van eyck in saint bavo cathedral in ghent belgium revealed the structure and details of the large altarpiece s painting scheme. Like the first edition this volume is not a literature review.

163 178 www ijcs uaic ro degradation and conservation of marble in the. Thermal gradients and temperature fluctuations cause high stress particularly in calcitic marbles like carrara marble. I began the research for the second edition in may 2007 as an. Microfocus x rays synchrotron x ray absorption x ray fluorescence conservation marble glass ship timbers.

The analyses are conducted by visual inspection chemical analyses x ray diffraction and mercury porazimeter for pore size distribution. The prepared hydroxyapatite film was characterized by scanning electron microscopy sem x ray diffraction xrd and energy dispersive x ray edx spectroscopy. The results of the studies and their role in developing conservation strategies are described. 2067 533x international journal of conservation science volume 3 issue 3 july september 2012.

X ray electromagnetic radiation of extremely short wavelength and high frequency with wavelengths ranging from about 10 8 to 10 12 metre. The metasomatic reaction between monocalcium phosphate solution and marble substrate was explored to prepare hydroxyapatite film.