Biodeterioration of polychrome Roman mosaics

Biodeterioration of Polychrome Roman Mosaics

The mosaics from rhe Roman remains ollralica. which was lounded in 206 Be near presenr·day Seville. are rhrearened by rhe raval(es ol narure rhar are desrroyinl( rhese masrerpieces from rhe second cenrury AD. Since rhe heginninl( ofrhis century. rhe exposure ofmosr olrhe mosaics a.fier excavarion has resulred in colonizarion by pioneering species ol lichens and mosses. as well as by subsequent ...

PROTECTING ONE OF THE BEST ROMAN MOSAIC COLLECTIONS IN THE WORLD: Ownership and Protection in the Case of the Roman Mosaics from Zeugma, Turkey

Biodeterioration of Stone Monuments a Worldwide Issue

The biodegradation is a general action strictly linked in the presence of active organisms, and this is not only unavoidable but it represents a fundamental process of the Biosphere. When this process is acting on « valuable » objects, is named as Biodeterioration. The consequences surely produce a worse condition, and this process is particularly unfavourable when the object belongs to the Cul...

Co-Roman dominating of girds

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Mosaics of combinatorial designs

Abstract. Looking at incidence matrices of t (v, k, λ) designs as v×b matrices with 2 possible entries, each of which indicates incidences of a t -design, we introduce the notion of a c -mosaic of designs, having the same number of points and blocks, as a matrix with c different entries, such that each entry defines incidences of a design. In fact, a v×b matrix is decomposed in c incidence matr...