Results 201 to 210 of about 27,983,919 (299)

Decoupling Stable Cyclic Deformation From Defect Accumulation in Metals

open access: yesAdvanced Science, EarlyView.
Introducing amorphous nanoparticles into a metal matrix enables a cyclic deformation regime where strain hardening and defect accumulation are decoupled. These nanoparticles act as dislocation sinks and undergo reversible shear transformations, sustaining microstructural stability over millions of cycles.
Chenjun Ye   +9 more
wiley   +1 more source

Recent Advances in High‐Entropy Nanozymes: From Fabrication to Applications

open access: yesAdvanced Science, EarlyView.
To highlight key achievements and clarify the current landscape of high‐entropy nanozymes (HEAzymes), this review summarizes state‐of‐the‐art developments ranging from thermodynamically and kinetically controlled synthetic strategies; enzyme‐like catalytic types, catalytic characteristics, and underlying mechanisms; to their antioxidative, therapeutic,
Yongjian Ai   +8 more
wiley   +1 more source

Modeling and Simulation of a Magnetostrictive Optical Modulator with Terfenol-D Thin Film. [PDF]

open access: yesMaterials (Basel)
Oliveira AL   +5 more
europepmc   +1 more source

Deciphering Electrochemical Generation, Transport, and Reactivity of Hydrogen Species in the Electrochemical Palladium Membrane Reactor

open access: yesAdvanced Science, EarlyView.
This study elucidates hydrogen transport and reaction mechanisms in ePMR using 1‐hexyne hydrogenation as a model reaction. Hydrogen transport operates via dual pathways involving hydrogen atom permeation and H2‐mediated re‐dissociation on secondary metal layers.
Samuel J. Shin   +6 more
wiley   +1 more source

Multiscale Regulation of Ru‐Based Catalysts for Upgrading Biomass‐Derived Levulinic Acid and Levulinates to γ‐Valerolactone: Mechanisms, Advances, and Challenges

open access: yesAdvanced Science, EarlyView.
This review summarizes recent advances in the mechanistic, thermodynamic, and kinetic studies of biomass‐derived levulinic acid/levulinates conversion to γ‐valerolactone, along with the corresponding multiscale regulation strategies of Ru‐based catalysts.
Xin Ni   +3 more
wiley   +1 more source

PIN-PMN-PT Surface Planar Waveguides Realized via He<sup>+</sup> Implantation. [PDF]

open access: yesNanophotonics
Zhang B   +8 more
europepmc   +1 more source

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