Results 81 to 90 of about 865,245 (369)

Numerical modelling of the punching behaviour of steel fibre reinforced self-compacting concrete flat slabs [PDF]

open access: yes, 2013
Punching shear failure on flat reinforced concrete slabs of residential and commercial buildings is generally avoided by using transversal reinforcement and/or chapiters.
Barros, Joaquim A. O.   +4 more
core  

Living Liquid Metal Composites Embedded with Electrogenic Endospores for Next‐Generation Bioelectronics

open access: yesAdvanced Functional Materials, EarlyView.
A new class of living liquid metal composites is introduced, embedding Bacillus subtilis endospores into eutectic gallium–indium (EGaIn). The spores enhance droplet coalescence, strengthen interfacial conductivity, and provide on‐demand electrogenic functionality after germination. The composites exhibit high conductivity, self‐healing, patternability,
Maryam Rezaie, Yang Gao, Seokheun Choi
wiley   +1 more source

Effect of mid-thickness rebar mesh on the behavior and punching shear strength of interior slab–column connection

open access: yesHBRC Journal, 2016
Punching shear failure is a major problem encountered in the design of reinforced concrete flat plates. The utilization of shear reinforcement via shear studs or other means has become a choice for improving the punching shear capacity.
Ahmed Ibrahim   +3 more
doaj   +1 more source

PTFE‐Activated Graphene Overcomes Dispersion Challenges for Scalable Solvent‐Free Fabrication of Ultra‐Thick, High‐Performance Cathodes in Lithium Metal Batteries

open access: yesAdvanced Functional Materials, EarlyView.
PTFE nanoparticle–anchored rGO (rGO@PTFE) for scalable solvent‐free fabrication of ultra‐thick, high‐density cathodes, achieving high conductivity (9.55 S cm−1), lithium transference (0.73), and improved wettability, is developed. The resulting cathode delivers 15.2 mAh cm−2 areal and 563 mAh cm−3 volumetric capacities, with full cells exhibiting 637 ...
Juhee Yoon   +7 more
wiley   +1 more source

Steel fiber reinforced self-compacting concrete: experimental research and numerical simulation [PDF]

open access: yes, 2008
Over the last few decades, the astonishing developments of super plasticizers technology allowed great achievements on the conception of concrete mixes exhibiting self-compacting ability.
Barros, Joaquim A. O.   +2 more
core   +1 more source

Enhancement of punching shear strength of flat slabs using shear-band reinforcement

open access: yesHBRC Journal, 2018
Flat-slab system is widely used nowadays. Major and critical problem of this system is its sudden brittle failure is called punching shear failure. To overcome the punching failure problem, there are many ways to increase the punching shear strength of ...
Nasr Z. Hassan   +3 more
doaj   +1 more source

Behavior of composite pre-flat slabs in resisting punching shear forces

open access: yesAlexandria Engineering Journal, 2020
Due to large use of the composite pre-flat slabs “two layers slabs” especially manifested in pre-cast system slabs such as frequently used in bridge dicks, large thickness slabs casted on two layers or change usage of existing structure.
Wajdi J. Baniya   +3 more
doaj   +1 more source

An Ionic Gelation Powder for Ultrafast Hemostasis and Accelerated Wound Healing

open access: yesAdvanced Functional Materials, EarlyView.
An ultrafast ionic gelation‐activated hemostatic powder (AGCL) forms a hydrogel within ≈1 s upon contact with blood‐derived calcium ions. The AGCL powder enables rapid hemorrhage control, strong tissue adhesion, and enhanced healing. The powder's pre‐crosslinked polymer network ensures high blood uptake and stability, offering effective treatment for ...
Youngju Son   +12 more
wiley   +1 more source

Punching strength of flat slabs with and without shear reinforcement

open access: yesGrađevinar, 2015
The punching shear strength is an extremely significant parameter for the design of flat slabs, i.e. the slabs supported directly on columns, without beams between columns.
Marko Bartolac   +2 more
doaj   +1 more source

Housing demand prediction in Selangor [PDF]

open access: yes, 2018
Housing provision is one of the important sectors in ensuring socio-economic stability in Selangor as well as direct contributor to its economic growth.
Mohamad Rawan, Nurfilzah
core  

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