Results 61 to 70 of about 2,041,056 (248)

Design optimisation for cold rolled steel beam sections with complex stiffeners considering cold working effects [PDF]

open access: yes, 2023
This paper presents the analysis and design optimization of the cold rolled steel sections for flexural strength considering the effect of cold working exerted on the section during the roll forming process.
Iman Hajirasouliha   +3 more
core  

Sea Cucumber‐Inspired Double‐Network Biopolymer Hydrogels for Programmable Soft Machines

open access: yesAdvanced Science, EarlyView.
Inspired by the mutable dermis of sea cucumbers, the collagen‐alginate double‐network elastomeric (CoDE) hydrogel achieves programmable, recoverable, and functional mechanical behavior. The CoDE hydrogel mimics the mutable stiffness of the sea cucumber dermis through a densified collagen cryogel scaffold that is secondarily reinforced by a dissipative,
Luo Yan   +3 more
wiley   +1 more source

Shear Buckling of Plate Girders with Corrugated Web Restrained by End Stiffeners [PDF]

open access: yes, 2018
The study reports the investigations into the effect produced by flexural stiffness of end stiffeners on the design buckling resistance of the sine wave webs of girders.
Basiński, Witold
core   +2 more sources

Flexural strength and behaviour of cold rolled purlins with complex longitudinal stiffeners [PDF]

open access: yes
This paper presents the flexural strength and behaviour of cold rolled channel and zed steel purlins with complex longitudinal web and flange stiffeners.
Hajirasouliha, I.   +2 more
core  

Bridging Performance and Fate: A Framework for Sustainable, Composite‐Based Flexible Electronic Systems

open access: yesAdvanced Electronic Materials, EarlyView.
Composite‐based flexible electronics integrate biodegradable polymers, conductive networks, and multilayer device architectures to balance electrical performance, mechanical durability, and controlled degradation. Interfacial engineering and encapsulation regulate transport stability and operational lifetime, while programmed disassembly enables ...
Sayam, Sangho Cho
wiley   +1 more source

Web content accessibility guidelines (WCAG) 2.0 [PDF]

open access: yes, 2008
Las Pautas de Accesibilidad de Contenido Web 2.0 cubren un amplio espectro de recomendaciones para hacer el contenido Web más accesible. Seguir estas pautas hará el contenido accesible para una amplia variedad de personas con una discapacidad o varias ...
World Wide Web Consortium
core   +2 more sources

Machine Learning‐Enabled Field Prediction and Inverse Design of Functionally Graded Materials Inspired by Tendon–Bone Enthesis

open access: yesAdvanced Intelligent Systems, EarlyView.
A mechanics‐informed machine learning framework enables mechanics field prediction and inverse design of tendon–bone enthesis‐inspired functionally graded materials that reduce stress concentration and failure risk. By coupling multiscale finite element modeling, convolutional field prediction, and kernel‐based inverse design, the study uncovers ...
Zhangke Yang, Zhaoxu Meng
wiley   +1 more source

Light‐Weight Sustainable Composite From Virgin and Recycled Polypropylene Blends and Biocarbon for Automotive Part Application

open access: yesJournal of Applied Polymer Science, EarlyView.
The circular utilization of automotive recycled polypropylene (rPP) blended with virgin polymer and waste‐derived biocarbon to develop sustainable composite materials. The composites were processed via melt compounding and injection molding. The addition of sustainable biocarbon lowered the coefficient of linear thermal expansion and maleic anhydride ...
Anagha Edayath   +5 more
wiley   +1 more source

Effect of Web Holes and Bearing Stiffeners on Flexural-Shear Interaction Strength of Steel Cold-Formed C-Channel Sections

open access: yesLatin American Journal of Solids and Structures
This paper presents an investigation on interaction equation between the required flexural strength, M, and the required shear strength, V, of cold-formed C-channels with web holes and bearing stiffeners.
Iman Faridmehr   +4 more
doaj   +1 more source

A critical reappraisal of the carotid sinus and carotid bulb: Distinguishing neurohistological function from vascular geometry

open access: yesThe Anatomical Record, EarlyView.
This review redefines the carotid bulb (CB) as a variable geometric dilation shaped by hemodynamics and the carotid sinus (CS) as a conserved neurohistological baroreceptor field. Distinguishing these entities clarifies a century of anatomical confusion and links geometry, neurohistology, and clinical interpretation within a unified framework ...
Răzvan Costin Tudose   +2 more
wiley   +1 more source

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