Results 11 to 20 of about 1,837,754 (238)

Analytical Pyrolysis and Mass Spectrometry to Characterise Lignin in Archaeological Wood

open access: yesApplied Sciences, 2020
This review describes the capability of analytical pyrolysis-based techniques to provide data on lignin composition and on the chemical alteration undergone by lignin in archaeological wooden objects. Applications of Direct Exposure Mass Spectrometry (DE-
Jeannette Jacqueline Lucejko   +4 more
doaj   +2 more sources

Comparative chemical investigations of alum treated archaeological wood from various museum collections

open access: yesHeritage Science, 2021
From the mid-1800s to the late 1960s, conservation by alum salts (KAl(SO4)2·12H2O—potassium aluminium sulphate), using various recipes, was a common method to prevent shrinkage and to strengthen waterlogged archaeological wooden objects.
Jeannette Jacqueline Łucejko   +5 more
doaj   +2 more sources

A review of analytical methods for assessing preservation in waterlogged archaeological wood and their application in practice

open access: yesHeritage Science, 2020
Waterlogged archaeological wood can present management challenges due to its vulnerability to chemical and biological decay, both during burial and post-excavation.
Kirsty E. High, Kirsty E. H. Penkman
doaj   +2 more sources

Functional Conservation and Preservation of Waterlogged Archaeological Wood

open access: yesBioResources, 2023
Waterlogged archaeological wood of shipwrecks has been preserved under seawater for centuries, such that microbial erosion has caused severe bacterial degradation and acidification. These wooden cultural relics are of great significance for understanding
Junjie Chen   +3 more
doaj   +4 more sources

Stabilisation of waterlogged archaeological wood: the application of structured-light 3D scanning and micro computed tomography for analysing dimensional changes. [PDF]

open access: yesHerit Sci, 2022
Cultural heritage objects made of wood can be preserved under waterlogged conditions for many years, where decay is slowed down and the wood structure is more or less completely filled with water.
Stelzner J   +9 more
europepmc   +2 more sources

The Viscoelastic Behaviour of Waterlogged Archaeological Wood Treated with Methyltrimethoxysilane. [PDF]

open access: yesMaterials (Basel), 2021
Waterlogged wood treatment with methyltrimethoxysilane (MTMS) proved effective in stabilising wood dimensions upon drying (anti-shrink efficiency of 76–93%).
Broda M   +3 more
europepmc   +2 more sources

Factors That Affect the Mechanical Strength of Archaeological Wood-A Case Study of 18th-Century Wooden Water Pipes from Bóżnicza Street in Poznań, Poland. [PDF]

open access: yesMaterials (Basel), 2021
Large amounts of archaeological wood are often excavated during groundworks in cities and towns. Part of the unearthed artefacts is usually saved, conserved and then presented in museums.
Broda M   +4 more
europepmc   +2 more sources

Terpene polyacrylate TPA5 shows favorable molecular hydrodynamic properties as a potential bioinspired archaeological wood consolidant. [PDF]

open access: yesSci Rep, 2021
There is currently a pressing need for the development of novel bioinspired consolidants for waterlogged, archaeological wood. Bioinspired materials possess many advantages, such as biocompatibility and sustainability, which makes them ideal to use in ...
Cutajar M   +7 more
europepmc   +2 more sources

Inorganic component in oak waterlogged archaeological wood and volcanic lake compartments [PDF]

open access: yesBiogeosciences, 2023
Waterlogged archaeological wood (WAW) is a rare and precious organic material that can hold outstanding cultural values. In order to protect WAW for the next generations, this material must be accurately characterised to set its proper conservation ...
G. Sidoti   +9 more
doaj   +1 more source

Datarea radiocarbon a unor probe de lemn şi derivaţi din lemn, ca urmare a unor tratamente termice. Un punct de vedere arheometric asupra unor eşantioane de la Mǎguricea Branului [PDF]

open access: yesCercetări Arheologice, 2023
Radiocarbon dating by AMS accelerated ion mass spectrometry method, used from 2012 at IFIN-HH-Măgurele, offered recently the scientific frame for an interdisciplinary approach, from archaeologic and archaeometric perspectives, applied to wood samples ...
Corina Anca Simion   +5 more
doaj   +1 more source

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