Results 1 to 10 of about 1,077,418 (285)

Revealing Underdrawings in Wall Paintings of Complex Stratigraphy with a Novel Reflectance Photoacoustic Imaging Prototype [PDF]

open access: yesJournal of Imaging, 2021
Revealing precious hidden features by a completely non-invasive approach is one of the crucial issues in the Heritage Science field. In this regard, concealed fresco paintings still represent an analytical challenge.
Antonina Chaban   +5 more
doaj   +2 more sources

Acquisition of High Spectral Resolution Diffuse Reflectance Image Cubes (350–2500 nm) from Archaeological Wall Paintings and Other Immovable Heritage Using a Field-Deployable Spatial Scanning Reflectance Spectrometry Hyperspectral System [PDF]

open access: yesSensors, 2022
There is growing interest in bringing non-invasive laboratory-based analytical imaging tools to field sites to study wall paintings in order to collect molecular information on the macroscale.
Roxanne Radpour   +2 more
doaj   +2 more sources

Nondestructive Analysis of Wall Paintings at Ostia Antica

open access: yesHeritage, 2021
Roman wall paintings at Ostia Antica were studied for the first time in situ in an integrated approach using nuclear magnetic resonance (NMR) depth profiling, portable X-ray fluorescence (XRF), and visible induced luminescence (VIL) in order to explore ...
Bernhard Blümich   +6 more
doaj   +3 more sources

Consolidation of Painted Plasters in Hypogean Environments: Comparative Performance of Inorganic Calcium-Based Products Under High-Humidity and Water-Saturated Conditions [PDF]

open access: yesNanomaterials
Consolidation treatments are essential for the conservation of wall paintings affected by decohesion and disintegration phenomena. In hypogean environments, high relative humidity, limited ventilation and elevated biological risk impose particularly ...
Roberta Cucchietti   +6 more
doaj   +2 more sources

In Situ Study of Cave 98 Murals on Dunhuang Grottoes Using Portable Laser-Induced Breakdown Spectroscopy

open access: yesFrontiers in Physics, 2022
The investigation of painted layers on murals at Cave 98 from Dunhuang Grottoes was carried out in situ using portable laser-induced breakdown spectroscopy (LIBS) for the first time.
Yaopeng Yin   +13 more
doaj   +1 more source

Blue pigments in Cave 256, Mogao Grottoes: a systematic analysis of murals and statues in Five dynasties, Song Dynasty and Qing Dynasty

open access: yesHeritage Science, 2022
Murals of Cave 256, Mogao Grottoes consist of several layers, with the outermost layer overlays all others. The bottom layer was painted in the five dynasties. The outermost layer was mural of the Song Dynasty. Statues were repainted in the Qing Dynasty.
Biwen Shui   +6 more
doaj   +1 more source

New insights into Saccharomyces cerevisiae induced calcium carbonate precipitation

open access: yesFrontiers in Bioengineering and Biotechnology, 2023
Our previous study reported that Saccharomyces cerevisiae could induce calcium carbonate (CaCO3) precipitation, but the associated mechanism was unclear.
Tianxiao Li   +15 more
doaj   +1 more source

ADAPTION OF INDUSTRIAL NDT PROTOCOLS BASED ON ACTIVE INFRARED THERMOGRAPHY TO THE ART CONSERVATION WORLD: THE CASE OF THE WALL PAINTING AT HERODIUM [PDF]

open access: yesISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2023
Salt weathering is one of the most detrimental agents in the deterioration of historic wall paintings. Unfortunately, it is most noticeable once it reaches the surface, and the damage has already been done. Its elusive nature and its integration into the
M. Ovadia, M. Ovadia, A. Brook, A. Brook
doaj   +1 more source

Discussion on the environmental adaptability of weather-resistant measures for earthen sites in China

open access: yesBuilt Heritage, 2022
Earthen sites are important remains of past human societies. Weather-resistant measures comprise a major part of conservation efforts for earthen sites. Marked advancements in weather-resistant techniques have been made in recent years. Earthen sites are
Xudong Wang   +3 more
doaj   +1 more source

Diversity and Composition of Culturable Microorganisms and Their Biodeterioration Potentials in the Sandstone of Beishiku Temple, China

open access: yesMicroorganisms, 2023
Microbial colonization on stone monuments leads to subsequent biodeterioration; determining the microbe diversity, compositions, and metabolic capacities is essential for understanding biodeterioration mechanisms and undertaking heritage management. Here,
Yong Zhang   +9 more
doaj   +1 more source

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