Results 1 to 10 of about 51,466 (294)
Experimental and Theoretical Study of the Synthesis of a Deep Eutectic Solvent Based on Protonated Caffeine, Ethylene Glycol, and ZnCl2 [PDF]
MoleculesIn this study, a deep eutectic solvent (DES) incorporating protonated caffeine (CafCl), ethylene glycol (EG), and zinc chloride (ZnCl2) was synthesized and characterized for the first time.
Laura Sofía Benavides-Maya +3 more
doaj +2 more sources
Quantitative firing transformations of a triaxial ceramic by X-ray diffraction methods [PDF]
Cerâmica, 2014 The firing transformations of traditional (clay based) ceramics are of technological and archeological interest, and are usually reported qualitatively or semiquantitatively.
M. S. Conconi +5 more
doaj +3 more sources
Boletín Geológico, 2022 De tiempo atrás se conoce que los fosfatos económicamente explotables en Colombia se encuentran en sucesiones sedimentarias marinas del Cretácico Superior (Cathcart y Zambrano, 1967; Mojica, 1987; Zambrano y Mojica, 1990).
Claudia L. Martín Rincón +5 more
doaj +1 more source
Boletín Geológico, 2021 The Servicio Geológico Colombiano has made available several airborne magnetometry and gamma-ray spectrometry datasets. The information was acquired in 15 blocks that cover approximately 520,000 square kilometers of Colombian territory, representing ...
Ismael Enrique Moyano Nieto +10 more
doaj +1 more source
Boletín Geológico, 2021 The Map of Geophysical Anomalies of Colombia for mineral resources, MAGC 2020 version compiles the geophysical information acquired, processed and interpreted by the Servicio Geológico Colombiano (SGC) since 2013.
Manuel Puentes +10 more
doaj +1 more source
Effects of Fe+2 and Fe+3 in Pretreatment and Leaching on a Mixed Copper Ore in Chloride Media
Metals, 2021 A study of the pretreatment stage and subsequent leaching of a mixed copper ore with different chloride solutions containing iron was carried out. The first stage considered pretreatment tests to decide the best conditions. Two levels of each factor were
María E. Taboada +4 more
doaj +1 more source
Metals, 2021 In Chile, the hydrometallurgical plants are operating below their capacity due to a depletion of copper oxide ores. To obtain suitable pregnant leach solutions (PLSs) for hydrometallurgical plants, leaching solutions combining iodine-based oxidants and ...
Germán A. Moraga +4 more
doaj +1 more source
Firing transformations of an argentinean calcareous commercial clay
Cerâmica, 2013 Mineralogical transformations caused by firing are usually studied by XRD methods only semi-quantitatively. In this work the original mineral disappearance and the neo-mineralization were evaluated quantitatively.
M. F. Serra +4 more
doaj +1 more source
Simulación de plantas de procesamiento de minerales a través de MODSIM®
Boletín de Ciencias de la Tierra, 2016 Se presentan los resultados del estudio y análisis de dos escenarios particulares en la industria minera como lo son el caolín y el carbón, para determinar la utilidad del software MODSIM® en la simulación de plantas de procesamiento minero-metalúrgicas.
Moisés Oswaldo Bustamante Rúa +3 more
doaj +1 more source
Non isothermal kinetic study of the aluminium titanate formation in alumina-titania mixtures
Cerâmica, 2014 Aluminum titanate (Al2TiO5) is a high refractoriness material with excellent thermal shock resistance. Hence it is suitable for several applications at elevated temperatures where insulation and thermal shock resistance are required.
N. M. Rendtorff +2 more
doaj +1 more source