Results 121 to 130 of about 1,002,963 (278)

Surface Neuronal‐Like Structuring of High‐Strength CFRP for Enhanced Electromagnetic Interference Shielding

open access: yesAdvanced Science, EarlyView.
This study elucidates the microstructural evolution at the material interface of Ni‐plated plain‐weave carbon fiber fabric following vacuum heat treatment at 500°C–900°C under different current densities, as well as the mechanism underlying the synergistic enhancement of electromagnetic shielding and ductility.
Wei Cheng   +7 more
wiley   +1 more source

EFFECTS OF CONTINUOUS AND FRACTURED RIBS PLACED AT THE ENDWALL SURFACE UPSTREAM OF THE TURBINE-VANE LEADING-EDGE

open access: yesMedia Mesin
Total pressure loss, chaotic and heavy flow downstream of the turbine passage exit area are a few effects of the desired increase in inlet temperature input at the upstream part of the turbine vane passage. Huge amount of energy from the cross-flows near
Adeola Suhud Shote   +3 more
doaj   +1 more source

A Magnetic‐Driven Self‐Rotation‐Stabilized Miniature Swimming Robot

open access: yesAdvanced Science, EarlyView.
Inspired by the stable rotational descent of seeds in nature, this study designs a magnetic‐driven self‐rotation‐stabilized miniature swimming robot (MSMSR). Based on a resonance‐driven strategy, the robot exhibits high swimming performance, offering enhanced directional swimming and improved resistance to water flow disturbances compared to existing ...
Fujun Wang   +4 more
wiley   +1 more source

Water‐Soluble POSS Promotes Concurrent Coalescence and Crosslinking for Multiscale‐Reinforced, Coalescent‐Free Waterborne Coatings

open access: yesAdvanced Science, EarlyView.
Water‐soluble amine‐functionalized polyhedral oligomeric silsesquioxane promotes concurrent latex coalescence and crosslinking, allowing epoxy‐functional particles to form continuous films without added volatile coalescing agents. The resulting multiscale‐reinforced waterborne coatings combine high strength, toughness, optical transparency, scratch ...
Chao Wang   +7 more
wiley   +1 more source

Influence of complex antisite defects in structural distortion, electrical and optical properties of Bi0.5Na0.5TiO3(110) surface: A DFT investigation

open access: yesCommunications in Physics
Bismuth sodium titanate (BNT) is a crucial lead-free multiferroic material whose functional properties are highly sensitive to surface structure and native defects. This study employs first-principles calculations based on Density Functional Theory (DFT)
Tien Lam Vu   +4 more
doaj   +1 more source

Polyhedral digital Jordan surfaces [PDF]

open access: yesDiscrete Mathematics Letters
Josef Šlapal
doaj   +1 more source

On a proper acute triangulation of a polyhedral surface

open access: yesDiscrete Mathematics, 2011
Acute triangulations traditionally draw attention of mathematicians. It is already known that: 1) Every \(n\)-gon can be triangulated into \(O(n)\) acute triangles [the author, Eur. J. Comb. 23, No. 1, 45--55 (2002; Zbl 1006.65019); \textit{L. Yuan}, Discrete Comput. Geom. 34, No. 4, 697--706 (2005; Zbl 1112.52002)].
openaire   +2 more sources

Defect‐Engineered LiYO2 Interlayers Enabling Fast Interfacial Li+ Transport in All‐Solid‐State Batteries

open access: yesAdvanced Science, EarlyView.
Defect‐engineered LiYO2 interlayers are designed through aliovalent Zn2+ and Zr4+ substitution to regulate Li+ point‐defect chemistry in Ni‐rich cathodes. Compared with Li‐excess‐type LYZnO, Li‐vacancy‐type LYZrO enables faster Li+ transport, suppresses Li6PS5Cl decomposition, lowers interfacial resistance, and mitigates polarization growth, thereby ...
Sodam Kim   +6 more
wiley   +1 more source

Cross‐scale Material‐Structure Synergy for 2D Metamaterials: Toward Customizable Intelligent Electromagnetic Manipulation in Multiphysics Fields

open access: yesAdvanced Science, EarlyView.
Recent advances in metasurface‐enabled low‐observable technologies are reviewed from the perspective of cross‐scale material–structure synergy. Electromagnetic, thermal, optical, and acoustic stealth are highlighted together with dynamic tuning, programmable coding, data‐driven inverse design, artificial intelligence, multispectral compatibility, and ...
Shuhao Wang   +5 more
wiley   +1 more source

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