Results 41 to 50 of about 4,491 (295)

Experimental and Computational Crushing Behaviour of Laminated Composite Shells [PDF]

open access: yes, 2000
This thesis presents the effect of structural geometry, reinforcement type and hybridisation on the crushing behaviour, energy absorption, failure mechanism and failure mode of cylindrical, conical and compound composite shell.
Saad, Elsadig Mahdi Ahmed
core  

Localized patterns in crushed conical shells

open access: yes, 2018
We use experiments and numerical simulations to study the rapid buckling of thin-walled cones as they impact a solid surface at high velocities. The buildup of air pressure inside the cone localizes the deformations to the impacting interface with the ...
Etienne Vouga   +3 more
core   +1 more source

AI–Guided 4D Printing of Carnivorous Plants–Inspired Microneedles for Accelerated Wound Healing

open access: yesAdvanced Materials, EarlyView.
This work presents an artificial intelligence (AI)‐guided 4D‐printed microneedle platform inspired by carnivorous plants for wound healing. A thermo‐responsive shape memory polymer enables body temperature–triggered self‐coiling for autonomous wound closure.
Hyun Lee   +21 more
wiley   +1 more source

Flame retardant and Moisture Adsorption Behaviour of Kenaf/Flax/Coconut-Shell Biochar Based Hybrid Composites [PDF]

open access: yesEPJ Web of Conferences
This study examined the effects of biochar produced from coconut shells on the moisture absorption and flammability of flax and kenaf bio-composite epoxy hybrid.
Ganesan Velmurugan   +5 more
doaj   +1 more source

Macro-Modelling of Rib-Knitted Tubular Parts

open access: yesTekstilec, 2021
The aim of the research was to improve the process of knitted products design. The use of modern software helps us predict the physical and mechanical behaviour of materials, using their three-dimensional models.
Tetiana Ielina   +2 more
doaj   +1 more source

Nonlinear Stability Bearing Capacity Analysis for Plate-Cone Reticulated Shell

open access: yes, 2010
Plate-cone reticulated shell is a new type of double-layer reticulated shell in which ventral members is replaced by cone elements. This paper carries out nonlinear stability bearing capacity analysis on plate-cone reticulated shell considering ...
Xing Wang, Fan Wang
core   +1 more source

A Dual‐Bioresponsive and Programmable Microneedle Matrix as a Bioinspired Coupler for Orchestrating Diabetic Bone Regeneration

open access: yesAdvanced Materials, EarlyView.
This project developed a smart bandage‐like patch (a microneedle array) for repairing diabetic bone damage. It intelligently senses signals from infection and inflammation, then releases its medicines in a specific, timed sequence: first an antibacterial agent, then an anti‐inflammatory agent, and finally growth factors.
Yu Wang   +10 more
wiley   +1 more source

Accuracy of facial skeletal surfaces segmented from CT and CBCT radiographs

open access: yesScientific Reports, 2023
The accuracy of three-dimensional (3D) facial skeletal surface models derived from radiographic volumes has not been extensively investigated yet. For this, ten human dry skulls were scanned with two Cone Beam Computed Tomography (CBCT) units, a CT unit,
Mohammed Ghamri   +9 more
doaj   +1 more source

The poison cone shell

open access: yes, 1946
(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
openaire   +1 more source

Coaxial Melt Electrowriting

open access: yesAdvanced Materials Technologies, EarlyView.
Coaxial melt electrowriting is established to produce dual‐property microfibers with diameters spanning 1.6–29.2 µm. Stable coaxial laminar flow is preserved under electrohydrodynamic thinning, enabling controlled binary and gradient material switching within individual continuous fibers.
Patrick C. Hall   +11 more
wiley   +1 more source

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