Results 101 to 110 of about 4,938 (215)
High-resolution thermal expansion measurements under Helium-gas pressure
We report on the realization of a capacitive dilatometer, designed for high-resolution measurements of length changes of a material for temperatures 1.4 K $\leq T \leq$ 300 K and hydrostatic pressure $P \leq$ 250 MPa.
Bernd Wolf +6 more
core +1 more source
The Colors in Medieval Illuminations through the Magnificent Scriptorium of Alfonso X, the Learned
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 +5 more
doaj +1 more source
Origin and distribution of mineral species in limestone caves [PDF]
More than 80 mineral species are known to result from secondary chemical reactions in solutional limestone caverns. These minerals are transitional and end-products of carbonate wall rock interactions with ground water and organic residue.
Broughton, Paul L.
core +1 more source
Dispersion-driven ferromagnetism in a flat-band Hubbard system
We investigate a mechanism to establish ground-state ferromagnetism in flat-band Hubbard systems based on a kind of {\it order-from-disorder} effect driven by dispersion.
Derzhko, Oleg, Richter, Johannes
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This paper presents a study on the technique and materials used in the panel painting entitled Pentecostes, attributed to the artist Fernão Gomes (XVIIth century), housed in the Museu Nacional de Arte Antiga, in Lisbon.
Diana Conde +5 more
doaj +1 more source
The spin gap in malachite Cu2(OH)2CO3 and its evolution under pressure
We report on the microscopic magnetic modeling of the spin-1/2 copper mineral malachite at ambient and elevated pressures. Despite the layered crystal structure of this mineral, the ambient-pressure susceptibility and magnetization data can be well ...
Janson, Oleg +3 more
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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 +6 more
doaj +1 more source
Multianalytical Study of a Painting on Copper
The painting studied, featuring the Virgin contemplating the sleeping Child, is a well-known composition in the religious context, especially popular since the 16th century.
Roberta Iannaccone +4 more
doaj +1 more source
Interaction of copper ores with Putnam clay. [PDF]
The material of this bulletin was taken from the thesis presented by O.E. Gibbs, for the degree of M.S., University of Missouri, August 1952. It is a report on Department of Soils project number 51 entitled 'Fertility level of soils'--P.
Gibbs, O. E. +1 more
core
Cheshmeh-Konan area is located ~15 km northwest of Tasuj, East-Azarbaidjan province. The most important lithologic units of the area are red sandstones, green-gray sandstones, shale, and marl (Miocene).
Shahrokh Rajabpour +3 more
doaj

