Results 81 to 90 of about 68,656 (314)

Tough, Ductile, and Strong Hard‐Soft Cementitious Composite Enabled by Multi‐Material Additive Manufacturing

open access: yesAdvanced Materials, EarlyView.
Drawing inspiration from the layered hard‐soft architecture found in sea sponges, this work establishes a new framework for architected cementitious composites (ACC) through multi‐material additive manufacturing (MMAM) process. The integration of mortar and elastomer phases into layered architectures enables synergistic toughening mechanisms, including
Aimane Najmeddine   +5 more
wiley   +1 more source

Effect of abrasive grit size on wear of manganese-zinc ferrite under three-body abrasion [PDF]

open access: yes
Wear experiments were conducted using replication electron microscopy and reflection electron diffraction to study abrasion and deformed layers produced in single-crystal Mn-Zn ferrites under three-body abrasion.
Miyoshi, Kazuhisa
core   +1 more source

Multifunctional Bio‐Based Packaging for Perishable Foods: Structural Design, Scalable Fabrication, and Versatile Applications

open access: yesAdvanced Materials, EarlyView.
An overview of design principles and scalable fabrication strategies for multifunctional bio‐based packaging. Radiative cooling films, modified‐atmosphere films/membranes, active antimicrobial/antioxidant platforms, intelligent optical/electrochemical labels, and superhydrophobic surfaces are co‐engineered from material chemistry to mesoscale structure
Lei Zhang   +6 more
wiley   +1 more source

Resistance of modified material surfaces for agricultural tillage tools to wear by soil particles

open access: yesMetalurgija, 2022
Agricultural tillage tools are exposed to various forms of wear during operation. Abrasive wear by soil particles is the most important wear form, and the most exposed to it are representatives of tools whose working parts are in direct contact with the ...
I. Vidaković   +3 more
doaj  

Effect of reinforcing submicron SiC particles on the wear of electrolytic NiP coatings Part 2: Bi-directional sliding [PDF]

open access: yes, 2006
As-plated and heat-treated electrodeposited NiP and composite NiP-SiC coatings were investigated in bi-directional ball-on-disc sliding tests. All tests were performed under gross slip conditions.
Aslanyan, I. R.   +2 more
core   +2 more sources

Recent Advances in Electrospun Nanofibers for Triboelectric Nanogenerators: Performance Enhancement Strategies and Emerging Applications

open access: yesAdvanced Materials, EarlyView.
This review highlights recent advances in electrospun nanofiber‐based triboelectric nanogenerators, emphasizing how material design, fiber architecture, and interface engineering collectively enhance output performance and mechanical durability. Key developments in porous, aligned, core‐shell, and hierarchical nanofibers are discussed alongside ...
MD Fajla Rabbi   +3 more
wiley   +1 more source

Wear Prediction and Mechanism Study of Tunnel Boring Machine Disc Cutter Breaking in Hard–Soft Rock Considering Thermal Effect

open access: yesApplied Sciences
The TBM disc cutter cuts soft–hard composite strata during shield construction, and the cutter–rock cutting process generates high temperatures and severe wear.
Xiongfei Lyu   +3 more
doaj   +1 more source

Micro-abrasion resistance of thermochemically treated steels in aqueous solutions: Mechanisms, maps, materials selection [PDF]

open access: yes, 2008
The area of micro-abrasion is an interesting and relatively recent area in tribo-testing methodologies, where small particles of less than 10 μm are employed between interacting surfaces.
Ariza, E.   +4 more
core   +1 more source

One‐Step Fabrication of Highly Transparent Superhydrophobic Coatings Via Atmospheric Pressure Radio Frequency Plasma Deposition

open access: yesAdvanced Materials Interfaces, EarlyView.
Atmospheric‐pressure RF plasma deposition enables the fabrication of transparent, superhydrophobic coatings with anti‐reflective functionality. Process optimization yields high optical transmittance, robust environmental stability, and self‐cleaning properties.
Sultan S. Ussenkhan   +7 more
wiley   +1 more source

Abrasive and erosive wear of technical materials

open access: yesActa Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2011
Operating reliability of agricultural, transport and construction machines is in a considerable degree influenced by corrosion and wear. These sorts of damage significantly influence the costs for the restoration of mechanical components, as well as ...
Petr Doubek, Josef Filípek
doaj   +1 more source

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