Results 81 to 90 of about 609 (259)

ROUGHNESS OF AUSTENITIC STAINLESS STEEL DEPENDING ON MICROALLOYING ELEMENTS AND NONMETALLIC INCLUSIONS

open access: yesJournal of Sustainable Technologies and Materials
The demand for stainless steels has been steadily increasing across industries such as automotive,aerospace, aviation, medical technology, and household appliances, primarily due to their excellentcorrosion resistance, low thermal conductivity, and ...
Derviš Mujagić   +2 more
doaj   +1 more source

Sustainable Revival of Spent Lithium Iron Phosphate Cathodes in Li‐Ion Batteries: Recycling and Surface Engineering Approaches

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Schematic illustration of the lifecycle of LiFePO4 cathodes. Lithiation and delithiation reactions happen through its discharging and charging processes. Recycling pathways including hydrometallurgy, pyrometallurgy, and direct regeneration enable sustainable reuse of spent LFP materials. Surface modification approaches (carbon, polymer, and metal/metal
Yan He, Ruigang Wang
wiley   +1 more source

Analysis of inner fold and bulge defects on J55 steel for oil casing pipe

open access: yesAIP Advances, 2019
Typical macroscopic and microscopic morphologies of inner fold and bulge defects of J55 oil casing pipe are observed, and inclusions and the metallographic structure near these defects are detected to obtain an understanding of the defect formation ...
Bosi Li   +4 more
doaj   +1 more source

Advances in Design Strategy and Mechanism Insights for Alkaline Hydrogen Evolution Reaction: Multilevel Site Engineering and Structure–Activity Relationship

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
This review is about material design based on engineering multilevel sites from theoretical calculation and synthetic routes to mechanism, structure–activity relationship, challenges and perspectives for boosting hydrogen production in alkaline electrolyte. Electrolytic water splitting is a clean, carbon‐free method for producing green hydrogen and has
Ke Zhang   +9 more
wiley   +1 more source

Digital measurements of non-metallic inclusions in steel

open access: yesFrontier Materials & Technologies
The experience of many-year research has shown that optimizing the steel chemical composition and microstructural characteristics, as well as reducing its contamination with non-metallic inclusions (NMI), it is possible to significantly increase the ...
Natalia A. Stukalova   +4 more
doaj   +1 more source

Linear‐Nonlinear‐Linear Sandwich‐Structured Polymer Composites With Metal‐Organic Framework (MOF)‐Enhanced Insulating Layers and Horizontally Oriented Nanotube‐Filled Polarization Layer for High Energy Storage Performance

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
A linear‐nonlinear‐linear (LNL) sandwich dielectric film was rationally designed for high energy storage. Its outer linear layers are MOF (ZIF‐8)‐enhanced PEI composites (EZ), and the middle nonlinear layer is an electrospun‐hot‐pressed P(VDF‐HFP)/TNTs composite (PT) with horizontally oriented TNTs.
Yanpeng Li   +7 more
wiley   +1 more source

CHARACTERISATION OF NON-METALLIC INCLUSIONS IN Pb-Ca-Sn ALLOYS

open access: yesMateriali in Tehnologije
Non-metallic inclusions in two Pb-Ca-Sn lead alloys used in the manufacture of lead-acid batteries were investigated and categorised. Samples of recycled lead alloys were analysed using scanning electron microscopy (SEM) in combination with energy ...
Maja Vončina   +3 more
doaj   +1 more source

The Birnessite Structure: A Versatile Electrode Platform for Advanced Electrochemical Energy Storage

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Birnessite attracts considerable attention for electrochemical energy storage owing to its layered structure, natural abundance, and environmentally friendliness. This review systematically summarizes its synthesis mechanisms, modification strategies, and applications across diverse energy storage systems.
Tong Wang   +8 more
wiley   +1 more source

Unlocking Ammonium‐Ion Storage Capability of MoS2 via Synergistic Molecular Engineering Strategies

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
The multiple molecular engineering strategies are simultaneously adopted to endow MoS2 with expanded interlayer distance, abundant active sites and strengthened structural stability. Benefitting from the synergistic effects of phase engineering, doping engineering, and structural engineering strategies, the proposed 1T‐O‐MoS2@HCSs exhibits ...
Kang Zhang   +9 more
wiley   +1 more source

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