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Wet cleaning of ancient papers is one of the most delicate and important steps in a restoration process. It allows to improve the optical quality of a graphic work as the removal of pollution and of organic substances resulting from cellulose degradation. Nevertheless, washing by immersion – the traditional process – usually involves a substantial impact on the original morphological structure of...
An advanced strategy for the improvement of conservation techniques applied to archaeological wood requires a deep insight in its structure. The authors report here a new approach to the structural characterisation of ancient wood. A sample of an ancient Egyptian artefact was studied by means of scanning electron microscopy, quantitation of the residual amount of lignin and carbohydrates. Its residual...
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