Results 81 to 90 of about 88,365 (292)

Adaptive Hydrogels With Spatiotemporal Stiffening Using pH‐Modulating Enzymes

open access: yesAdvanced Functional Materials, EarlyView.
The chemomechanical coupling in an adaptive hydrogel is studied to further the development of adaptive hydrogels. This coupling is achieved by embedding a pH‐modulating enzyme in a pH‐responsive hydrogel. The enzymatic reaction can be triggered locally, which generates a pH‐decreasing wave throughout the system, increasing the crosslinking density and ...
Natascha Gray   +3 more
wiley   +1 more source

Hydraulic fracturing and punching integration enhanced permeability gas extraction technology

open access: yesGong-kuang zidonghua
The existing hydraulic fracturing, hydraulic punching, hydraulic slotting, hydraulic cutting and other underground hydraulic permeability enhancement technologies in coal mines have complex processes, single adaptability conditions, and high labor ...
WANG Baogui
doaj   +1 more source

The predictive performance of design models for the punching resistance of SFRC slabs in inner column loading conditions [PDF]

open access: yes, 2012
In the recent years steel fibre reinforced concrete (SFRC), in a volume percentage between 0.75 and 1.25, is being proposed to build slabs supported on piles and slabs supported on columns, where the unique conventional reinforcement is composed of ...
Barros, Joaquim A. O.   +2 more
core  

The ASY-EOS experiment at GSI: investigating the symmetry energy at supra-saturation densities [PDF]

open access: yes, 2012
The elliptic-flow ratio of neutrons with respect to protons in reactions of neutron rich heavy-ions systems at intermediate energies has been proposed as an observable sensitive to the strength of the symmetry term in the nuclear Equation Of State (EOS ...
Acosta, L.   +92 more
core   +4 more sources

Biocompatible but Antibacterial Mechanism of Graphene Oxide for Sustainable Antibiotics

open access: yesAdvanced Functional Materials, EarlyView.
Graphene oxide (GO) exhibits selective antibacterial activity through specific interactions between its oxygen functional groups and bacterial membrane phospholipid POPG, causing membrane destabilization while maintaining biocompatibility. Model membrane studies and infected wound models in mice and pigs demonstrate effective bacterial suppression and ...
Sujin Cha   +15 more
wiley   +1 more source

When is an alternative possibility robust? [PDF]

open access: yes, 2019
According to some, free will requires alternative possibilities. But not any old alternative possibility will do. Sometimes, being able to bring about an alternative does not bestow any control on an agent.
Bennett J.   +4 more
core   +1 more source

Regionally Localized Electrolyte Engineering via UV Crosslinking for Stable Ether–Carbonate Lithium Metal Batteries

open access: yesAdvanced Functional Materials, EarlyView.
This work introduces a regionally localized electrolyte (RLE) that spatially separates ether‐ and carbonate‐based functions to stabilize both Li metal and high‐voltage cathodes. An immobilized ether‐rich layer directs Li+ transport, activates LiNO3 locally, and forms a uniform LiF‐rich SEI, enabling lower overpotential, uniform deposition, and long ...
Eunbin Lim   +4 more
wiley   +1 more source

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  

3D numerical model in nonlinear analysis of the interaction between subsoil and SFCR slab [PDF]

open access: yes, 2017
For decades attention has been paid to interaction of foundation structures and subsoil and, in turn, to development of interaction models. Complexity of a static solution is given mainly by selection of a computational model, effects of physical ...
Labudková, Jana, Čajka, Radim
core   +1 more source

Magnetothermal‐Triggered Response and Self‐Healing of Recyclable and Reprocessable Nanocomposites for Actuation Systems

open access: yesAdvanced Functional Materials, EarlyView.
Developing recyclable materials for magnetic robotics that combine rapid response and self‐healing properties is challenging. Hence, this study focuses on the integration of magnetothermal nanoparticles into a dynamic sorbitol‐based vitrimer, a recyclable composite capable of remote actuation and self‐healing by magnetic heating.
Maria Weißpflog   +3 more
wiley   +1 more source

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