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Titlebook: Biodeterioration of Stone Surfaces; Lichens and Biofilms Larry L. St.Clair,Mark R. D. Seaward Book 2004 Springer Science+Business Media Dor

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11#
發(fā)表于 2025-3-23 13:15:31 | 只看該作者
https://doi.org/10.1007/978-3-7091-9816-2 Consolidation tests were carried out using ethyl silicate [Wacker OH (with) and Monsanto Silbond (without catalyst)], on samples with the greatest and least porosity. Porosity decreased less for Silbond, since, without a catalyst and an active surface, it hardly polymerized. Therefore, if an ethyl
12#
發(fā)表于 2025-3-23 16:08:32 | 只看該作者
Eurokrise und Gesellschaftsbildungate boulder field north of the Rock. These samples have been analyzed using thin-layer chromatography and SEM and light microscopy. PIXE analysis was also performed on . samples from five locations in the Monument to determine if air pollution is influencing substrate degradation patterns. Since est
13#
發(fā)表于 2025-3-23 18:41:03 | 只看該作者
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發(fā)表于 2025-3-24 00:15:15 | 只看該作者
15#
發(fā)表于 2025-3-24 04:17:31 | 只看該作者
Lichens and the Biodeterioration of Stonework: The Italian Experience,s, calcium oxalate films and methods of prevention and control. Lichens have also been investigated in terms of their dispersion by air: sampling methods for the quantitative assessment of the presence of airborne propagules in areas of artistic and archeological interest are proposed.
16#
發(fā)表于 2025-3-24 10:21:54 | 只看該作者
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發(fā)表于 2025-3-24 13:26:45 | 只看該作者
18#
發(fā)表于 2025-3-24 16:09:20 | 只看該作者
Eurokrise und Gesellschaftsbildungn control developed for buildings and large historic monuments may be inappropriate for more delicate rock art. Rock art researchers must consider conservation, research and ethical issues for site preservation where biodeterioration is a factor.
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發(fā)表于 2025-3-24 22:19:30 | 只看該作者
20#
發(fā)表于 2025-3-25 00:23:46 | 只看該作者
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