Results 61 to 70 of about 298,753 (226)

Agenda comentada

open access: yes, 2011
CALC ...
CALC, ALADI
core   +1 more source

Exploring biofiber properties and their influence on biocomposite tensile properties

open access: yesPolymer International, EarlyView.
The study measured the physical, flow and chemical properties of 10 biofibers. It characterized the tensile properties of derived biocomposites and linked them using regression models, showing robust predictive performance. Abstract Biofibers serve as effective reinforcements for neat polylactic acid (PLA) in biocomposites, offering an attractive ...
Oluwafemi A. Oyedeji   +5 more
wiley   +1 more source

Petrology and mineral chemistry of the Hamaneh granitoid, West of Yazd (Central Iran zone) [PDF]

open access: yesپترولوژی
IntroductionMineral chemistry has a significant role in determining the stages of magma evolution. Amphiboles, Biotite, plagioclase, and chlorite are minerals whose chemical composition show the temperature and pressure conditions of magma.
Javad Ghanei Ardakani, Maryam Ahankoub
doaj   +1 more source

Composition of sources in the Kinkil complex of Western Kamchatka based on the isotopic-geochemical data [PDF]

open access: yesВестник Камчатской региональной ассоциации "Учебно-научный центр". Серия: Науки о Земле, 2019
The authors studied the isotope-geochemical composition of the Eocene volcanic rocks from the Kinkilsk complex of Western Kamchatka. The peculiarities of the distribution of high field strength and heavy rare-earth elements and their ratio, as well as ...
Fedorov, P.I.   +3 more
doaj   +1 more source

Synthesis and application of alginate@CuFe2O4 polymeric spheres in 17‐β‐estradiol adsorption processes in Amazonian rivers

open access: yesPolymer International, EarlyView.
Magnetic alginate beads, functionalized with copper ferrite, effectively remove 17‐β‐estradiol from Amazonian water, exhibiting optimized 238.65 μg g−1 capacity, fast 40 min kinetics, easy recovery, and successful remediation. Abstract The presence of endocrine‐disrupting compounds, such as 17‐β‐estradiol, in aquatic ecosystems poses a significant ...
Dante S Silva   +10 more
wiley   +1 more source

Geochemistry and Sr-Nd-Pb isotope systematics of Pleistocene Adakites at Los Espinos Volcano (Mexico) and implications for the volcanic plumbing system of a small-volume volcano

open access: yesSolid Earth Sciences
This research investigates the origin and relationship between adakites and non-adakitic magmas found at Los Espinos Volcano (LEV), situated within the Michoacán-Guanajuato Volcanic Field (MGVF) in Mexico.
Boris Chako-Tchamabé   +5 more
doaj   +1 more source

Petrology and geochemistry of igneous rocks and their relationship with mineralization in Talahoueieh area, north of Bam, Urumieh-Dokhtar Magmatic Arc [PDF]

open access: yesپترولوژی
Introduction The Central Iran zone represents one of the most significant geological domains of Iran, characterized by a wide diversity of igneous, metamorphic, and sedimentary rocks formed through prolonged tectonic and magmatic processes.
Jalal Hassanshahi   +2 more
doaj   +1 more source

Controlling Linear and Non‐Linear Mechanics in Multicomponent Hydrogels Through Programmable Supramolecular and Covalent Interactions

open access: yesJournal of Polymer Science, EarlyView.
Fully synthetic, multi‐component hydrogels are engineered that possess tunable (non)‐linear mechanics by programmable supramolecular and covalent interactions. By changing the type of inter‐network interaction, the linear and non‐linear mechanics of the macroscopic hydrogel were programmed.
Martin G. T. A. Rutten   +5 more
wiley   +1 more source

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