Results 261 to 270 of about 13,072 (311)

Comparative study of historical woods from XIX century by thermogravimetry coupled with FTIR spectroscopy [PDF]

open access: yesCellulose, 2019
Thermal and structural properties of historical woods from apparatuses of the Historical Collection of the Physics Instruments of the University of Palermo have been investigated by FTIR spectroscopy coupled with thermogravimetric analysis. Specifically,
Giuseppe Cavallaro   +2 more
exaly   +2 more sources

Wood-borers in Historic Ships

Environmental Archaeology, 2020
Using evidence of wood-borers in several of the National Museum of the Royal Navy’s historic ships, this article will examine the threat posed to the historic fabric by non-marine species and the r...
openaire   +1 more source

The Historical Development of NDT of Wood

1991
Wood is the source of structural fiber for use in many different ways. It is a renewable resource, plus, many wood products are recyclable. In the current controversy over the forest environment, it is easy to lose sight of the fact that the worldwide environment includes critical wood fiber usage for shelter, for communication media, and for hygienic ...
William L. Galligan   +2 more
openaire   +1 more source

Technologies for Wood Preservation in Historic Preservation

Archives and Museum Informatics, 1999
Because of the abundant forests of the world, wood is one of the most common materials found in historic buildings. Wood is relatively easy to fabricate into beams, columns, and roof systems using simple hand tools. However, because of its biological origin, wood is one of the most complex constructions materials.
openaire   +1 more source

Wood anatomy of historic French violin bows made of Pernambuco wood

IAWA Journal, 2020
Abstract Paubrasilia echinata is recognized as the best wood in the manufacture of high-quality bows for string instruments. The wood anatomy of five historic French violin bows of the 19th and 20th century made of Pernambuco wood were investigated in order to reveal the wood anatomic features of these historical bows, to determine which P.
Tahysa Mota Macedo   +3 more
openaire   +1 more source

Historical woods of traditional Brazilian boats

IAWA Journal, 2022
Summary Wood has been historically used to build traditional boats in Brazil. The present study examined different types of wood used in the boat collection of the Museu Nacional do Mar (Portuguese for National Museum of the Sea). Samples were collected with a Pressler borer and incorporated into the JOIw xylarium.
openaire   +1 more source

Sorption properties of historic and recent pine wood

International Biodeterioration & Biodegradation, 2014
Abstract Restorers of historic timber structures often face the necessity of using recent timber to replace structural elements destroyed by fungi and insects. As a rule new wood is of the same species, approximately the same wood density and annual increment.
Valery Kozlov, Margarita Kisternaya
openaire   +1 more source

Decontamination and “deconsolidation” of historical wood preservatives and wood consolidants in cultural heritage

Journal of Cultural Heritage, 2012
Abstract In the past, wood artifacts were treated with a variety of wood preservatives formulated on the basis of inorganic and organic biocides. Most of these biocides have a high human toxic potential and pollute the environment. Some of them even cause damage to the objects they were meant to preserve.
openaire   +2 more sources

Discoloration of Historic Wood after the Application of Nanotextiles

Key Engineering Materials, 2016
The article addresses the discoloration of historic wood after application of nanotextiles. The nanofiber fabrics used for experimental testing were made of the PVB polymer and the Paraloid B72 acrylic resin. For the verification of the possibility to increase the biocidal efficiency of historic wood have also been made nanotextile with dopants Ag ant ...
Markéta Šmidtová, Klára Kroftová
openaire   +1 more source

Properties of wood in the conservation of historical wooden artifacts

Journal of Cultural Heritage, 2012
Abstract The properties of wood that are important in the conservation of historical wooden objects are described. These include the densities and mechanical properties of some typical species. This is followed by a resume of the moisture relations in wood, and their consequences for dimensional changes and/or the development of restraining stresses.
openaire   +1 more source

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