Zongren Yu
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View article: Investigation on gilding materials and techniques of murals in Cave 55 at Mogao Grottoes
Investigation on gilding materials and techniques of murals in Cave 55 at Mogao Grottoes Open
View article: Aging and Discoloration of Red Lead (Pb3O4) Caused by Reactive Oxygen Species Under Alkaline Conditions
Aging and Discoloration of Red Lead (Pb3O4) Caused by Reactive Oxygen Species Under Alkaline Conditions Open
Red lead (Pb3O4) has been extensively utilized as a red pigment for centuries. However, the discoloration and blackening of red lead in historical paintings have significantly compromised the aesthetic value of mural artworks. Investigatin…
View article: Modulation of the S/HgCl2 Ratio for the Synthesis and Conversion of Cinnabar and Metacinnabar
Modulation of the S/HgCl2 Ratio for the Synthesis and Conversion of Cinnabar and Metacinnabar Open
Cinnabar has been used as a red pigment for centuries, but its degradation significantly impacts the aesthetic quality of historical paintings, particularly murals. Therefore, investigating the preparation method and transformation process…
View article: Modulation of the S/Hgcl 2 Ratio for Synthesis and Conversion of Cinnabar and Metacinnabar
Modulation of the S/Hgcl 2 Ratio for Synthesis and Conversion of Cinnabar and Metacinnabar Open
View article: Modulation of the S/Hgcl 2 Ratio for Synthesis and Conversion of Cinnabar and Metacinnabar
Modulation of the S/Hgcl 2 Ratio for Synthesis and Conversion of Cinnabar and Metacinnabar Open
View article: New insights into Saccharomyces cerevisiae induced calcium carbonate precipitation
New insights into Saccharomyces cerevisiae induced calcium carbonate precipitation Open
Our previous study reported that Saccharomyces cerevisiae could induce calcium carbonate (CaCO 3 ) precipitation, but the associated mechanism was unclear. In the present study, Saccharomyces cerevisiae was cultured under various condition…
View article: A study of the oxidation mechanism of the organic pigment indigo in grottoes murals by ozone under dark conditions
A study of the oxidation mechanism of the organic pigment indigo in grottoes murals by ozone under dark conditions Open
In this paper, the organic pigments indigo and isatin were detected by high performance liquid chromatography (HPLC) in The Mural of Four Buddhas which is in Cave 3 from the ancient Chinese Tiantishan grottoes (Ming Dynasty, East Slope). B…
View article: Virtual reconstruction of the painting process and original colors of a color-changed Northern Wei Dynasty mural in Cave 254 of the Mogao Grottoes
Virtual reconstruction of the painting process and original colors of a color-changed Northern Wei Dynasty mural in Cave 254 of the Mogao Grottoes Open
The Northern Wei Dynasty (386–534 CE) murals of Cave 254 in the Mogao Grottoes, China, have been extensively affected by pigment color changes and fading. These issues severely hinder efforts to correctly understand the value and painting …
View article: A Comparative Study of the Method to Rapid Identification of the Mural Pigments by Combining LIBS-Based Dataset and Machine Learning Methods
A Comparative Study of the Method to Rapid Identification of the Mural Pigments by Combining LIBS-Based Dataset and Machine Learning Methods Open
Due to the similar chemical composition and matrix effect, the accurate identification of mineral pigments on wall paintings has brought great challenges. This work implemented an identification study on three mineral pigments with similar…
View article: Blue pigments in Cave 256, Mogao Grottoes: a systematic analysis of murals and statues in Five dynasties, Song Dynasty and Qing Dynasty
Blue pigments in Cave 256, Mogao Grottoes: a systematic analysis of murals and statues in Five dynasties, Song Dynasty and Qing Dynasty Open
View article: Virtual reconstruction of the painting process and original colors of a color-changed Northern Wei Dynasty mural in Cave 254 of the Mogao Grottoes
Virtual reconstruction of the painting process and original colors of a color-changed Northern Wei Dynasty mural in Cave 254 of the Mogao Grottoes Open
The Northern Wei Dynasty (386–534 CE) murals of Cave 254 in the Mogao Grottoes, China, have been extensively affected by pigment color changes and fading. These issues severely hinder efforts to correctly understand the value and painting …
View article: Multikingdom interactions govern the microbiome in subterranean cultural heritage sites
Multikingdom interactions govern the microbiome in subterranean cultural heritage sites Open
Significance The conservation of historical relics against microbial biodeterioration is critical to preserving cultural heritages. One major challenge is our limited understanding of microorganisms’ dispersal, colonization, and persistenc…
View article: In Situ Study of Cave 98 Murals on Dunhuang Grottoes Using Portable Laser-Induced Breakdown Spectroscopy
In Situ Study of Cave 98 Murals on Dunhuang Grottoes Using Portable Laser-Induced Breakdown Spectroscopy Open
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. The ablation effect of laser pulses on a mural surface w…
View article: Fast identification of mural pigments at Mogao Grottoes using a LIBS-based spectral matching algorithm
Fast identification of mural pigments at Mogao Grottoes using a LIBS-based spectral matching algorithm Open
To quickly identify the mineral pigments in the Dunhuang murals, a spectral matching algorithm (SMA) based on four methods was combined with laser-induced breakdown spectroscopy (LIBS) for the first time. The optimal range of LIBS spectrum…
View article: Evolution of properties under realistic curing conditions of calcined ginger nut grouting mortars used in anchoring conservation of earthen sites
Evolution of properties under realistic curing conditions of calcined ginger nut grouting mortars used in anchoring conservation of earthen sites Open
Calcined ginger nut (CGN) has been applied in grouting mortars for anchoring unstable earthen sites, but the lack of scientific research limits its application. In this study, CGN-based grouts admixed with fly ash (F), quartz sand (S), or …