Results 201 to 210 of about 506,339 (256)

Influence of calcination temperature on the durability of metakaolin concrete and limitations of conventional testing methods

open access: yesStructural Concrete, EarlyView.
Abstract Incorporating metakaolin (MK) as a partial cement replacement offers a viable pathway to reduce carbon emissions while improving concrete performance. However, its durability behavior remains inconsistent, and the applicability of durability test methods to MK‐based concrete is not well established.
Mayen J. Geu   +3 more
wiley   +1 more source

The Waelz Slag from Electric Arc Furnace Dust Processing: Characterization and Magnetic Separation Studies. [PDF]

open access: yesMaterials (Basel)
Grudinsky P   +5 more
europepmc   +1 more source

Eco‐ductile design of RC columns: Resolving the conflict between embodied carbon and curvature ductility

open access: yesStructural Concrete, EarlyView.
Abstract Reducing embodied carbon emissions in structural design is of critical importance in combating global climate change. However, the increased material usage and heavy confinement reinforcement required to meet high ductility demands in reinforced concrete columns directly conflict with environmental sustainability goals.
Mehmet Kevser Derdiman
wiley   +1 more source

Quantifying the embodied‐carbon premium of RC transfer beams via automated design

open access: yesStructural Concrete, EarlyView.
Abstract Transfer structures in reinforced concrete (RC) buildings enable architectural flexibility but often increase material use and embodied carbon. This study introduces an automated framework to quantify the embodied‐carbon premium associated with such systems. For each parametric configuration, two equivalent RC frames—one regular and one with a
Enrico Pinelli, David M. Ruggiero
wiley   +1 more source

Stepwise Pre‐Treatment Enables Tunable Phase Evolution for High‐Efficiency Co‐Evaporated and Sulfurized Cu2ZnSnS4 Solar Cells

open access: yesSusMat, EarlyView.
A stepwise pre‐treatment strategy combining pre‐alloying and pre‐sulfurization regulates the phase‐evolution kinetics of co‐evaporated CZTS absorbers. The engineered intermediate phases promote direct kesterite crystallization, suppress defects and nonradiative recombination, and deliver a power conversion efficiency of 10.62%, representing the highest
Jiahui Zhou   +9 more
wiley   +1 more source

Polymorphism and NIR Photoluminescence of Anhydrous Ytterbium(III) Acetate: Reversible Transformations of Three Polar Structures in the Temperature Range 100–593 K

open access: yesZeitschrift für anorganische und allgemeine Chemie, EarlyView.
Crystallographic variety, reversible transitions, and NIR emission of anhydrous Yb(OAc)3: identification of a new γ‐phase results in altogether three modifications all crystallizing in polar space groups related by reversible solid–solid phase transitions.
Maksim A. Zhernakov   +4 more
wiley   +1 more source

Osteological, Biological, and Genetic Consequences of Colonization of Fresh Waters by Marine Cottoid Fishes (Cottidae)

open access: yesIntegrative Zoology, EarlyView.
Lacustrine forms of Triglopsis from North American and European lakes are at different stages of evolution, making them a suitable model for testing hypotheses about evolutionary patterns and rates. An integrative analysis of morphological, genetic, and biological adaptations occurring in lacustrine forms of the genus Triglopsis was carried out.
Valentina G. Sideleva   +4 more
wiley   +1 more source

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