Results 141 to 150 of about 302 (212)

Dynamic AuZn Phase Formation Stabilizes CO2 Hydrogenation to Syngas

open access: yesChemNanoMat, Volume 12, Issue 8, August 2026.
Dynamic AuZn phase formation during CO2 hydrogenation stabilizes active sites and sustains reverse water–gas shift activity over Au/ZnO. Kinetic measurements and structural characterization reveal how structural evolution governs catalyst stability, providing new insight into efficient CO2‐to‐syngas catalysts.
Qaisar Maqbool   +2 more
wiley   +1 more source

The Influence of NiB2 on the Microstructural Evolution, Mechanical, Tribological, and Electrochemical Corrosion Performance of Spark Plasma Sintered TiAl Composites

open access: yesEngineering Reports, Volume 8, Issue 8, August 2026.
Gamma titanium aluminide (γ‐TiAl) alloys are attractive lightweight materials for high‐temperature structural applications. However, their limited wear resistance and susceptibility to localized corrosion restrict wider deployment. Ceramic reinforcement offers a potential route to performance enhancement, but the combined tribological and ...
Afolabi Ayodeji Ebenezer   +1 more
wiley   +1 more source

Defect‐Modulate Nanoalloy Catalysts Enable Efficient Catalytic Conversion in Lithium–Sulfur Batteries

open access: yesRare Metals, Volume 45, Issue 8, August 2026.
ABSTRACT To address critical issues in lithium–sulfur batteries, such as slow polysulfide conversion kinetics and shuttle effects, we designed and synthesized a high‐performance nanoalloy catalyst through a defect reconstruction strategy, aiming to enhance the electrochemical performance of batteries.
Zhijun Zhao   +10 more
wiley   +1 more source

Alloy‐Type Anode Materials for Sodium‐Ion Batteries: From Single Metals to MultiComponent Alloys

open access: yesRare Metals, Volume 45, Issue 8, August 2026.
ABSTRACT Sodium‐ion batteries (SIBs) are widely regarded as a promising alternative to lithium‐ion batteries due to their abundant sodium resources, broad geographical distribution, and low cost, rendering them particularly attractive for large‐scale energy storage applications.
Zicheng Yin   +12 more
wiley   +1 more source

Tailoring a Dual‐Scale Heterostructure With γ‐Textures and Nano‐β0 Dispersion for Synergistic Enhancement of Mechanical Properties of TiAl Alloy

open access: yesRare Metals, Volume 45, Issue 8, August 2026.
ABSTRACT The limited crack resistance of coarse grain boundaries and coarse interfaces leads to an incompatibility between high‐temperature strength and ductility in TiAl alloys. Tailoring stress‐oriented textures and multiscale heterogeneous interfaces can effectively impede crack propagation, thereby overcoming this trade‐off.
Kexuan Li   +7 more
wiley   +1 more source

In-Plane Overdamping and Out-Plane Localized Vibration Contribute to Ultralow Lattice Thermal Conductivity of Zintl Phase KCdSb. [PDF]

open access: yesAdv Sci (Weinh)
Guo K   +11 more
europepmc   +1 more source

Strength–Ductility Enhancement in Additively Manufactured Titanium Alloys via Neutral Element‐Mediated Microstructural Control

open access: yesRare Metals, Volume 45, Issue 8, August 2026.
ABSTRACT To overcome the challenges of the strength‐ductility trade‐off in laser additively manufactured (LAM) titanium alloys, and to avoid the intragranular microstructure degradation often caused by an exclusive focus on grain equiaxialization, this work proposes a novel strategy of “grain morphology‐intragranular microstructure co‐optimization ...
Kexin Zhao   +8 more
wiley   +1 more source

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