LE HÔ , Anne-Solenn

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Identification of natural resins by vibrational spectroscopies: impact of their ageing

Natural organic substances are involved in many aspects of the cultural heritage field. Their presence in different forms (raw, heated, mixed), with various conservation states, constitutes a real challenge regarding their recognition and discrimination. Their characterization usually involves the use of separative techniques which imply...

International audience

Research performed on Early Neolithic ceramic assemblages from southwestern Bulgaria has revealed that several categories of pottery were used for the preparation of foodstuffs. One particular type of beige residue has been identified on the inner surface of ceramic vessels from several sites. Chemical analyses of mineral residues, combined...

Oriental lacquer has been used in Asian countries for thousands of years as a durable and aesthetic coating material for its adhesive, consolidating, protective and decorative properties. Although these objects are made from an unusual material in Occident, Western museum collections host many lacquerwares. Curators, restorers and scientists...

Asian lacquer is an exceptionally unique natural biomaterial. French museums host a large number of lacquered objects, originating from numerous importations from Asia, from the end of the fifteenth century. Despite the occurrence of lacquerwares in French museum collections, an insufficient amount of studies have been carried on them out up to...