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Fungal decay of archaeological waterlogged oak timber: role of the mineral content
2016 - IRG/WP 16-10873
In service, wood foundation poles are subjected to water level fluctuation in soil. While wood is saturated by water only bacterial decay occurs. When oxygen content increases and moisture content decreases, severe fungal attack may occur. To evaluate the long term fungal durability of wood foundation pole in the context of service, 300 years waterlogged archaeological wood poles were used. The oa...
A Besserer, M Letellier, E Fredon, Q Kleindienst, M-L Antoine, C Perrin, J Lallemand, C Rose, M-C Trouy


The First Description of Soft-rot Cavity in Waterlogged Archaeological Woods by a Japanese Wood Anatomist Prof. F. Onaka in 1935
2017 - IRG/WP 17-10885
The term soft rot, which was caused by Ascomycetes and Deuteromycetes, was first used by J G Savory in 1954. Soft rot decay can be characterized by cavities within secondary cell walls align along the cellulose microfibrils. Our recent literature search revealed, however, that Prof. F. Onaka in Kyoto University described the soft rot cavities in the waterlogged archaeological woods in detail from ...
Yoon Soo Kim, K Yamamoto


Influence of organosilicon compounds and nanocellulose treatment on dimensional stability of waterlogged elm wood
2017 - IRG/WP 17-10891
Commonly used agents for waterlogged wood consolidation (including the most popular polyethylene glycol) have proved ineffective and even dangerous to the preserved objects, jeopardising their integrity. Finding new, effective alternatives for safe preservation of wooden cultural heritage is therefore of key importance. The future conservation agents should, first and foremost, provide the integri...
M Broda, B Mazela, I Dąbek, A Dutkiewicz, H Maciejewski, R Markiewicz, M Grzeszkowiak, S Jurga


Underground timber constructions from the First World War are well preserved after 100 years
2017 - IRG/WP 17-10897
During the Great War or World War I many underground constructions have been built for protection from shelling. They were an important part of the trench warfare as they were used as an area to rest and carry out other activities such as eating. They would usually range in size from smaller constructions that could hold several men to larger entities that could hold thousands of soldiers. In the ...
J Van Acker, I De Windt, K Haneca, H Beeckman, F Claeys, S Vandenbussche, J Vandewalle, N Robeyst, A Willems


Protecting Sustainable Wood Infrastructure ̶ Improving the Performance of Poles, Piles, Ties & Timbers with Dual Treatments
2019 - IRG/WP 19-30735
Wood is by far the best structural material in terms of environmental impact, as shown by a number of LCA studies. This environmental impact superiority can be improved if the longevity of the commodity is extended. The main durability concern in large cross-section treated materials is the susceptibility of the heartwood to decay, as it is not typically treatable using traditional methods. This ...
J Lloyd, A Taylor, C Brischke, N Irby, M Manning


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