Results 131 to 140 of about 3,893 (258)

From Atomic‐Scale Engineering to Industry‐Ready Systems: Prospects for Seawater Electrolysis Toward Hydrogen

open access: yesSmall, EarlyView.
Seawater electrolysis is emerging as a viable route for large‐scale green hydrogen production, yet faces challenges from complex chemistries and harsh operating conditions. This review critically examines advances in electrocatalysts, device structures, and mechanistic understanding, highlighting scalable design strategies, durability in real seawater,
Jiaxi Ding   +8 more
wiley   +1 more source

Sequential Reduction of Chromite Pellets Using Hydrogen and Silicon Carbide for Carbon Emission Abatement During Ferrochrome Production

open access: yessteel research international, EarlyView.
H2 prereduction selectively metallizes Fe in UG2 chromite pellets at 1100°C, while silicon carbide becomes active at 1300°C to convert remaining Cr2O3 to carbides and promote Cr metallization. By separating the roles of H2 and SiC, the sequential route reaches up to 65.7% Cr metallization and suppresses in‐furnace CO generation by ≈75% versus ...
D. Coertzen   +5 more
wiley   +1 more source

Pre‐Service Science Teachers' Judgment Accuracy Across Science Competencies: Evidence From a Digital Classroom Simulation

open access: yesJournal of Research in Science Teaching, EarlyView.
ABSTRACT Science teachers' ability to accurately judge students' knowledge and skills is essential for successful teaching and, thus, highly relevant to science teacher education. Findings from studies focusing on language and mathematics have shown that (pre‐service) teachers' judgment accuracy is not only subject‐specific but may also vary across ...
Johannes Poser   +4 more
wiley   +1 more source

Crystal structure and Hirshfeld surface analysis of 2-amino-5-bromo-1,3,4-triazol-3-ium chloride monohydrate. [PDF]

open access: yesActa Crystallogr E Crystallogr Commun
Torambetov B   +5 more
europepmc   +1 more source

Assessment of Oxidative Stress, Vitellogenin, and Human Health Risks Derived From Nile Tilapia Exposed to Metals and Metalloids in Southeastern Brazil

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT Urban coastal lagoons are highly vulnerable ecosystems increasingly affected by metal contamination, as well as multiple anthropogenic stressors. This study evaluated ecotoxicological and human health risks associated with chronic metal exposure in Nile tilapia (Oreochromis niloticus) from an anthropogenically impacted lagoon in southeastern ...
Julia Araújo Alves   +8 more
wiley   +1 more source

Trace Element Contamination in Top Predatory Elasmobranchs From the Southern Black Sea: Implications for Ecosystem Health and Risk Assessment

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT Environmental pollution resulting from the rapid increase in human population, urbanization, intensive use of chemicals in agriculture, and industrial development has reached a level that threatens natural life today. Trace elements are one of the most important factors causing significant levels of pollution in the environment and are added ...
Levent Bat   +3 more
wiley   +1 more source

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