Results 171 to 180 of about 5,978 (267)

Steel Based Precious Group Metal‐Free High‐Performance Electrodes for Alkaline Exchange Membrane Water Electrolysis

open access: yesChemSusChem, Volume 19, Issue 14, 29 July 2026.
Steel‐supported, PGM‐free NiMo cathodes and anodized Ni‐coated steel anodes enable an ionomer‐free anion exchange membrane water electrolyzer. The fully noble‐metal‐free single cell delivers 1 A cm−2 at 1.92 V in 1 M KOH (60 °C) with stable operation over 60 h under dynamic conditions, demonstrating a scalable approach to cost‐effective green hydrogen ...
Lukas Heinius   +14 more
wiley   +1 more source

Experimental Evaluation of 100Cr6 Steel Microindented Surfaces Under Lubricated Nonconformal Point Contacts

open access: yesAdvanced Engineering Materials, Volume 28, Issue 13, 8 July 2026.
The tribological behavior of 100Cr6 steel spheres textured via Vickers microindentation is evaluated under lubricated sliding by varying both dimple size and density. Fine and dense textures significantly reduce friction across all lubrication regimes, while large dimples increase it.
Farideh Davoodi   +3 more
wiley   +1 more source

Precipitation‐Modulated Harmonic Architectures Enable Superior Strength–Ductility Synergy from Cryogenic to Elevated Temperatures in Nanostructured Alloys

open access: yesAdvanced Science, Volume 13, Issue 39, 13 July 2026.
Precipitation‐modulated recrystallization enables a programmable bimodal harmonic architecture in a high‐entropy alloy, delivering 1–2 GPa yield strength with >10% ductility from −196 °C to 700 °C. The resulting broad‐temperature robustness arises from the synergy of dual‐mode nanoprecipitation, harmonic core–shell topology, and temperature‐adaptive ...
Wei Li   +5 more
wiley   +1 more source

Theoretical and Experimental Research on the Forming Process of Tube by the Tandem Skew Rolling Process

open access: yesEngineering Reports, Volume 8, Issue 7, July 2026.
The billet is pierced and rolled continuously forward in a spiral under the tandem skew rolling process, which could be divided into three stages: single piercing, TSR, and single rolling. Force equilibrium and rotation conditions for the forming coordination of each rolling stage are calculated and obtained, whereas the experimental research was ...
Feilong Mao   +5 more
wiley   +1 more source

Mixing Behavior of Natural Gas and Hydrogen in a High‐Efficiency Vane (HEV) Static Mixer

open access: yesEnergy Science &Engineering, Volume 14, Issue 7, Page 3211-3225, July 2026.
Static mixers play a crucial role in the safe transport of hydrogen‐blended natural gas. Computational fluid dynamics (CFD) was employed to investigate the effects of structural parameters of the HEV static mixer on the mixing behavior and homogeneity of natural gas and hydrogen. The modeling approach was well validated against experimental data.
Xiang Zhou   +5 more
wiley   +1 more source

Effect of Heat Treatment Parameters on Microstructure, Hardness, and Corrosion Resistance of Martensitic Stainless Steel X30Cr13 (AISI 420B)

open access: yesMaterials and Corrosion, Volume 77, Issue 7, Page 1094-1105, July 2026.
The hardness and corrosion resistance of the martensitic stainless steel X30Cr13 depend directly on the applied heat treatment. This article describes and discusses the relationships between alloy composition, thermodynamic phase stabilities, heat treatment parameters, resulting microstructures, and achievable corrosion resistance. To investigate these
Adrian Evia Ocampo   +3 more
wiley   +1 more source

Toughening of Maraging Steel by Retained Austenite

open access: yesTetsu-to-Hagane, 1992
Takuya YASUNO   +3 more
openaire   +2 more sources

Strength–Ductility Balance in Additively Manufactured Laminated Fe‐Cr‐Ni/Fe‐Cr‐Ni‐Cu Alloy Heterostructures

open access: yesRare Metals, Volume 45, Issue 7, July 2026.
ABSTRACT Fe‐Cr‐Ni‐Cu alloy has been extensively utilized over the past few decades due to its low cost yet high strength. Nevertheless, the poor ductility of this alloy limits its real application in industrial fields. In this study, a soft Fe‐Cr‐Ni alloy was combined with a Fe‐Cr‐Ni‐Cu alloy by laser‐directed energy deposition (LDED) to fabricate the ...
Jiuxing Tang   +9 more
wiley   +1 more source

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