Results 81 to 90 of about 1,187 (190)

Two pathways for the degradation of orpiment pigment (As\u2082S\u2083) found in paintings

, 2023
: Paintings are complex objects containing many different chemical compounds that can react over time. The degradation of arsenic sulfide pigments causes optical changes in paintings. The main degradation product was thought to be white arsenolite (As2O3)
Weker, Johanna Nelson, Meirer, Florian, Broers, Fr\ue9derique, Webb, Samuel M., Mehta, Apurva, Keune, Katrien, Janssens, Koen   +6 more
core  

Mexican Lacquer at the Victoria and Albert Museum: Analysis of Three Bateas

Heritage
This study investigates the materials and techniques used in three Mexican platters, or bateas, from the Victoria and Albert Museum collection. Our analytical approach included the use of non-invasive techniques, such as infrared reflectography, scanning
Valentina Risdonne, Ludovico Geminiani, Nick Humphrey, Dana Melchar, Lucia Burgio   +4 more
doaj   +1 more source

Anorpiment, As₂S₃, the triclinic dimorph of orpiment

, 2011
The new mineral anorpiment, As2S3, the triclinic dimorph of orpiment, has space group PI and cell parameters a = 5.7577(2), b = 8.7169(3), c = 10.2682(7) Å, α = 78.152(7), β = 75.817(7), γ = 89.861(6)°, V = 488.38(4) Å3 and Z = 4. It occurs at the Palomo
J. Hyršl, R. M. Housley, A. R. Kampf, R. T. Downs, R. A. Jenkins   +4 more
core   +1 more source

The Colors in Medieval Illuminations through the Magnificent Scriptorium of Alfonso X, the Learned

Heritage
This pioneering work studied the medieval color palette of four manuscripts produced in the scriptorium of Alfonso X, king of the Crown of Castile (r. 1252-84), including the Songs of Holy Mary (Cantigas de Santa Maria, in Rich Codex and Musicians’ Codex)
Márcia Vieira, Maria João Melo, Paula Nabais, João A. Lopes, Graça Videira Lopes, Laura Fernández Fernández   +5 more
doaj   +1 more source

Mise en évidence d'un dérivé de la zinkénite, riche en arsenic et bismuth, associé à orpiment, sartorite antimonifère et zinkénite (gisement de Julcani, Pérou)

, 1986
An orpiment-rich sample from the Julcani deposit (Peru) shows numerous millimetric aggregates of Sb-sartorite (Sb/As at. from 0.4 to 0.7) and zinkenite (2.7 % As).
Duval, Bruno, Moëlo, Yves, Picot, Paul
core   +1 more source

Characterization of pigments and binders in a mural painting from the Andean church of San Andrés de Pachama (northernmost of Chile)

Heritage Science, 2018
The Andean church of San Andrés de Pachama is located in the highland of the northernmost of Chile, near the limit with Bolivia and next to the Ruta de la Plata.
Eugenia P. Tomasini, José Cárcamo, Diana M. Castellanos Rodríguez, Valeria Careaga, Sebastián Gutiérrez, Carlos Rúa Landa, Marcela Sepúlveda, Fernando Guzman, Magdalena Pereira, Gabriela Siracusano, Marta S. Maier   +10 more
doaj   +1 more source

Ontological analysis and disease statistics of wooden coffin paintings from the Qinghai Tibetan Medicine Culture Museum, China

Heritage Science
The 35 wooden coffin paintings from the Tubo period of the Tang Dynasty, housed in the collection of Qinghai Tibetan Medicine Cultural Museum, are valuable materials for studying Tubo culture.
Yanli Li, Yuyao Ruan, Cailuotai, Suonanji, Panpan Liu, Yuhu Li, Huiping Xing   +6 more
doaj   +1 more source

Michaelina Wautier’s Flower Garland with Butterfly Investigated

Early Modern Low Countries
While the field of technical art history has progressed tremendously over the last decades, there has been little technical research into paintings made by early modern women artists.
Kirsten Derks, Koen Janssens, Katlijne Van der Stighelen, Geert Van der Snickt   +3 more
doaj   +1 more source

Studies on wall painting materials and techniques at two historic buildings in Gyantse, Tibet

Heritage Science, 2019
This paper presents a scientific examination of wall paintings at two nonmonastic sites in Gyantse, Tibet: Gazhi Lhakang, which is a family temple built in the mid-eighteenth century by local aristocrats, and the Lotso Residence, which was occupied by ...
Xinhui Yang, Xinyan Ji, Yongkang Cao, Taoyi Yu   +3 more
doaj   +1 more source

Arsenic waste management : Kinetics of arsenic release from orpiment

, 2020
Preventing arsenic release from mine waste materials, i.e., source control, is the preferable option for controlling arsenic discharge to the environment.
Mirazimi, M., Liu, Wenying
core