Results 11 to 20 of about 2,134,021 (391)

Pigment Identification of Ancient Wall Paintings Based on a Visible Spectral Image

open access: yesJournal of Spectroscopy, 2020
Many ancient wall paintings are confronted with the threat of irreversible damages and in urgent requirement of restoration. This work provides the superpixel segmentation method and pigment identification method for the visible spectral image of ancient
Junfeng Li   +4 more
doaj   +2 more sources

Study of the soluble salts formation in a recently restored house of Pompeii by in-situ Raman spectroscopy [PDF]

open access: yesScientific Reports, 2018
The walls and mural paintings of Pompeii exposed directly to the rainfalls are the most impacted in view of the observed decay. However, there are also wall paintings in protected rooms showing evidences of decaying. The aim of this research was to study
Nagore Prieto-Taboada   +9 more
doaj   +3 more sources

Removing Ingrained Soiling from Medieval Lime-based Wall Paintings Using Nanorestore Gel® Peggy 6 in Combination with Aqueous Cleaning Liquids

open access: green, 2020
This paper describes a cleaning method for removing ingrained carbonaceous dirt from lime-based wall paintings by utilizing hydrogels in combination with aqueous cleaning liquids.
Kathrine Segel   +7 more
openalex   +3 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

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

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

Investigating Colors and Techniques on the Wall Paintings of the ‘Tomb of the Philosophers’, an Early Hellenistic Macedonian Monumental Cist Tomb in Pella (Macedonia, Greece)

open access: yesThe Heritage, 2023
The ‘Tomb of the Philosophers’, owing its name to the iconographic theme depicted on the interior of its walls, offers a rare example of high-quality early Hellenistic painting, which enhances our knowledge on the use of painting materials and techniques
H. Brecoulaki   +4 more
semanticscholar   +1 more source

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