Results 101 to 110 of about 3,236,905 (245)

Numerical Investigations on the Performance Degradation of a Vertical Axis Wind Turbine Operating in Dusty Environment [PDF]

open access: yes
Rapid increase in global energy requirements has resulted in considerable attention towards energy generation from the renewable energy sources. In order to meet renewable energy targets, harnessing energy from all available resources including those ...
Asim, Taimoor, Mishra, Rakesh
core   +3 more sources

Programmable Soft Actuator with Multi‐Responsiveness Based on Conductive MOF‐Liquid Crystal Polymer Composite

open access: yesAdvanced Functional Materials, EarlyView.
A sequential dual‐alignment strategy independently programs the orientation of conductive metal‐organic framework (c‐MOF) microrods and liquid crystals within a composite film. This approach creates an asymmetric bilayer structure that enables precise, multi‐responsive actuation.
Taegyun Hong   +5 more
wiley   +1 more source

Study on the evolution of wind-blown sand and gravel flow erosion resistance of aeolian sand concrete in cold regions and the coupling mechanism of freeze-thaw cycles: Laboratory tests and numerical simulation

open access: yesCase Studies in Construction Materials
Concrete structures in the wind-sand environments of the Gobi Desert, Northwest China, face severe damage from the combined effects of freeze-thaw (F-T) cycles and wind-blown sand and gravel flow.
Kai Zhang   +6 more
doaj   +1 more source

Preferential Interfacial Engineering of Hydrogels via Interdigitated Nanoparticle Assembly

open access: yesAdvanced Functional Materials, EarlyView.
Robust surface functionalization of hydrogel surfaces is performed via interdigitated metal nanoparticle assembly, inducing strong affinity with the hydrogel matrix. The partially exposed nanoparticle domains act as interfacial nanobridges that mediate both chemical and physical bonding with diverse materials, including small molecules, fluorous ...
Hyeonjin Kim   +11 more
wiley   +1 more source

Microscale Patterning of Ultrahigh‐Viscosity Metallic‐Polymer Composites via Embedded Droplet Writing

open access: yesAdvanced Functional Materials, EarlyView.
A hybrid additive manufacturing platform integrates direct droplet writing of metallic composite with VAT photopolymerization to fabricate architected soft magnetic composites. This approach enables microscale patterning of high‐viscosity materials for programmable actuators, adaptive fluidic devices, and switchable adhesives, offering tunable ...
Yeowon Yoon   +4 more
wiley   +1 more source

Advances in Solution‐Processed Textile Triboelectric Nanogenerators: Ink Formation, Processing Strategies, Applications, and Challenges

open access: yesAdvanced Functional Materials, EarlyView.
Advanced ink systems for solution‐processed textile triboelectric nanogenerators are systematically summarized, spanning conductive, tribo‐negative, and tribo‐positive layers. By connecting ink chemistry, deposition methods, and device function, the present review reveals the key governing principles of solution development and highlights practical ...
Xinlong Sun, Stephen Beeby
wiley   +1 more source

Upcycling Keratin‐Based Textile Waste Into High‐Performance Hybrid Fibers Via Tuning the Interfacial Interactions

open access: yesAdvanced Functional Materials, EarlyView.
Keratin recovered from animal‐hair textile waste is fractionated and blended with cellulose to produce continuously spun hybrid fibers. Selecting the high‐molecular‐weight keratin fraction enables 30 wt.% keratin incorporation while maintaining high strength in dry and wet states.
Mian Zhai   +6 more
wiley   +1 more source

Effect of bottom roughness on wind tide in shallow water

open access: yes, 2020
G^ -D EP/AIR TM ENT OF TH E ARMY CORPS OF ENGINEERS BEACH ERO SION BOARD OF FICE OF THE CHIEF OF ENGINEERS E F F E C T OF BOTTOM ROUGHNESS ON WIND TIDE IN SHALLOW WATER TECHNICAL MEMORANDUM NO. 95 % ’ Hs TA 7 .W34tm no.95 1957 aero -c k v Of i V k > % 'r
United States. Beach Erosion Board
core  

Rapid Microwave Plasma Engineering of HfO2/C@C Core‐Shell Fibrous Membrane Toward Flexible High‐Performance Electromagnetic Wave Absorption

open access: yesAdvanced Functional Materials, EarlyView.
Rapid microwave plasma torch engineering tunes crystal phases, carbon graphitization and oxygen‐vacancy defects in HfO2/C@C core‐shell fibrous membranes. Synergistic multi‐loss effects optimize impedance matching to deliver −65.75 dB reflection loss and a 7.37 GHz effective bandwidth for flexible electromagnetic wave absorption.
Qichao Ding   +14 more
wiley   +1 more source

Experimental Study on the Effects of Environmentally Friendly Composite Dust Suppressant on Soil Properties

open access: yesApplied Sciences
This study aims to investigate the impact of a self-developed environmentally friendly composite dust suppressant on soil properties, with the objective of addressing dust pollution at construction sites. A series of experiments were conducted to examine
Yong Xu   +5 more
doaj   +1 more source

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