Results 1 to 10 of about 197 (93)

The Neolithic site “La Marmotta”. DNA metabarcoding to identify the microbial deterioration of waterlogged archeological wood [PDF]

open access: yesFront Microbiol, 2023
Introduction: The evaluation of biological degradation of waterlogged archeological wood is crucial to choose the conservative and protective treatments to be applied to the wooden material.
Beccaccioli, Marzia   +5 more
core   +2 more sources

In Situ Gel-Forming System for the Removal of Ferruginous Deposits on Nanhai I Shipwreck [PDF]

open access: yesGels
The removal of iron deposits on shipwreck surfaces by mechanical cleaning is labour-intensive work. This study develops an in situ gel and peeling cleaning method, utilising a carboxymethyl chitosan/tannic acid (CMCS/TA) colloidal solution spray on the surface of ferruginous deposits, promoting their removal by adhesion, chelation, and electrostatic ...
Jianrui Zha   +4 more
openaire   +3 more sources

A new bio-oxidation method for removing iron deposits from waterlogged wood of Nanhai I shipwreck, Guangdong, China [PDF]

open access: yesEngineering Microbiology
The widespread presence of iron and sulfur compounds such as pyrite in marine waterlogged archeological wood (WAW) can cause irreversible damage to the safety of its preservation. This issue has been a longstanding concern for cultural heritage conservation communities.
Yishu Wang   +4 more
openaire   +4 more sources

Characterization of glass beads from Nanhai I shipwreck and new evidence of lead tin yellow type II in China [PDF]

open access: yesHeritage Science, 2021
Abstract Glass beads excavated from Nanhai I shipwreck were investigated with scanning electron microscopy with energy dispersive spectrometer (SEM–EDS), Raman spectroscopy, multi-collector inductively coupled plasma mass spectrometry (MC-ICP-MS) and X-ray diffraction (XRD).
Chenxin Tian   +5 more
openaire   +2 more sources

Characterization of degradation and iron deposits of the wood of Nanhai I shipwreck

open access: yesHeritage Science, 2022
Abstract Nanhai I shipwreck was a large wooden merchant ship (22.15 m in length and 9.85 m in width) built in the Southern Song Dynasty (1127–1279 A.D.) of China, which was heavily loaded with a large number of porcelain and iron artifacts. In the South China Sea, it was found in 1987 and lifted as a whole in 2007.
Hongying Zhang   +3 more
openaire   +2 more sources

Application of Biology to Cultural Heritage [PDF]

open access: yes, 2022
This book compiles the Special Issue of Applied Sciences, entitled “Application of Biology to Cultural Heritage”, and aims to cover all the latest outstanding progress on the biological and biochemical methods developed and applied to cultural heritage ...

core   +1 more source

Corrosion of glaze in the marine environment: study on the green-glazed pottery from the Southern Song “Nanhai I” shipwreck (1127–1279 A.D.)

open access: yesHeritage Science, 2023
Abstract The “Nanhai I” shipwreck is an important discovery in the underwater archaeology of China, and many ceramics have been unearthed. These ceramics are important material artifacts of China’s “Maritime Silk Road” and have considerable significance for the study of foreign trade in the Southern Song Dynasty ...
Benyuan Zhou   +4 more
openaire   +2 more sources

The Maritime Silk Road [PDF]

open access: yes, 2022
The Maritime Silk Road foregrounds the numerous networks that have been woven across oceanic geographies, tying world regions together often far more extensively than land-based routes.

core   +4 more sources

The method to soften the concretions of ceramics in the “Nanhai I” Shipwreck of China Southern Song Dynasty (1127–1279AD) [PDF]

open access: yesHeritage Science, 2018
Abstract The “Nanhai I” shipwreck of the Southern Song dynasty is the existent oldest and the most integrally preserved shipwreck in the world. Inside the shipwreck most of the ancient ceramics were covered with different types of concretions. In our work, different types of concretions were analyzed using stereomicroscopy, X-ray fluorescence
Yanrong Wang   +5 more
openaire   +2 more sources

Historical Wood: Structure, Properties and Conservation [PDF]

open access: yes, 2022
This book is a selection of manuscripts devoted to the conservation and preservation of wooden cultural heritage. The articles present the new methods for conservation of various historical wooden artefacts, reliable modern techniques for ...

core   +1 more source

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