Results 11 to 20 of about 597 (138)

Web-post buckling behaviour of composite beams with large elliptically-based web openings

open access: yesJournal of Constructional Steel Research
Santos, E. V.   +4 more
openaire   +4 more sources

Behaviour of cellular steel beams at ambient and high-temperature conditions [PDF]

open access: yes, 2023
New developments in building construction have been observed to attain sustainable design criteria and the efficient use of raw materials, as steel is an example.
Kada, Abdelhak   +3 more
core   +1 more source

Experimental behaviour of non-seismical RWS connections with perforated beams under cyclic actions [PDF]

open access: yes, 2021
The use of perforated (in particular cellular and castellated) beams has become widespread as their manufacturing processes keep minimising wasted material and has become cost-effective by reducing self-weight of steel structures, while allowing for ...
American Insitute of Steel Consruction AISC   +32 more
core   +2 more sources

Experimental investigation using demountable steel-concrete composite reduced web section (RWS) connections under cyclic loads [PDF]

open access: yes, 2023
This paper presents an experimental study of demountable steel-concrete composite reduced web section (RWS) connections for use in seismic areas. Four composite connection specimens were subjected to sagging and hogging moments to investigate the ...
Almutairi, F. F.   +3 more
core   +2 more sources

A wavelet-based approach for describing the mechanical behaviour of cellular beams [PDF]

open access: yes, 2021
This paper describes how a wavelet model comprised of a linear combination of sine terms is capable of representing the cross-section inertia variation along the length of cellular beams.
Alonso-Rodríguez, A.   +2 more
core   +1 more source

Nonlinear Finite Element Analysis to Evaluate Lateral Torsional Buckling Moment of Elliptical Cellular Steel Beams [PDF]

open access: yes, 2017
In evaluation the lateral torsional buckling moment of Elliptical Cellular beams, it cannot be directly accurately calculated because the sectional properties of the Elliptical Cellular beam are not constant along the beam length.
Phuvoravan, Kitjapat   +1 more
core   +2 more sources

Shaping of Biohybrid Functional Living Materials

open access: yesAdvanced Functional Materials, EarlyView.
This work demonstrates a strategy for shaping living mycelium into functional materials by directing its natural growth. Nanoparticles armor hyphae, micron‐scale particles entangle within the network, and printed hydrogel architectures steer expansion, creating defined geometries.
Sarah Schyck   +3 more
wiley   +1 more source

Assessment of beam-column connections using perforated beams with multiple closely spaced web openings [PDF]

open access: yes, 2015
Recently researchers concentrate on alternative fuse designs promoting the concept of performance-based design while reducing the beam section in different ways including that of creating a hole in its web (RWS connections).
Papadopoulos, T, Tsavdaridis, KD
core  

Amyloidogenic Peptide Fragments Designed From Bacterial Collagen‐like Proteins Form Hydrogel

open access: yesAdvanced Functional Materials, EarlyView.
This study identified amyloidogenic sequence motifs in bacterial collagen‐like proteins and exploited these to design peptides that self‐assemble into β‐sheet fibers and form hydrogels. One hydrogel supported healthy fibroblast growth, showing promise for biocompatible materials. Our work demonstrates that bacterial sequences can be harnessed to create
Vamika Sagar   +5 more
wiley   +1 more source

Structure Formation in Butterfly Scales: Interplay of Genetic Control, Mechanical Instabilities, and Dynamic Material Properties

open access: yesAdvanced Functional Materials, EarlyView.
Butterfly wing scales are intricate cuticular functional nanosctructures. This perspective suggests that spatially varying material properties, cytoskeletal constraints, and growth‐driven mechanical instabilities shape the resulting nanoscale architectures created from single cells.
Anupama Prakash   +10 more
wiley   +1 more source

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