Results 131 to 140 of about 62,276 (310)

The behaviour of magnetorheological fluids in squeeze mode [PDF]

open access: yes, 2008
Magnetorheological (MR) fluids possess rheological properties, which can be changed in a controlled way. These rheological changes are reversible and dependent on the strength of an excitation magnetic field.
Bin Mazlan, Saiful Amri
core  

Mechanically Programmable DNA Hydrogel Microparticles for 3D Cellular Systems

open access: yesAdvanced Materials, EarlyView.
DNA hydrogel microparticles are designed to exhibit controllable viscoelasticity and stiffness across three orders of magnitude from 30Pa$30 \,\mathrm{Pa}$ to 6.5kPa$6.5 \,\mathrm{kPa}$. They are uptaken into fibroblast spheroids where they are actively remodeled by cellular forces depending on their mechanical properties.
Tobias Walther   +9 more
wiley   +1 more source

Investigation Rheological Behavior of Chocolate

open access: yesOriental Journal Of Chemistry
In this article we studied chocolate with 100% cocoa without lecithin and traces of milk in the form of chips. The data obtained are in accordance with those obtained from the specialized literature. This article proposes two relations of dependence of log dynamic viscosity on log shear rate.
openaire   +1 more source

Influência dos polímeros MHEC e EVA na hidratação e comportamento reológico de pastas de cimento portland [PDF]

open access: yes, 2007
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro Tecnológico.
Betioli, Andrea Murillo
core  

Tough, Ductile, and Strong Hard‐Soft Cementitious Composite Enabled by Multi‐Material Additive Manufacturing

open access: yesAdvanced Materials, EarlyView.
Drawing inspiration from the layered hard‐soft architecture found in sea sponges, this work establishes a new framework for architected cementitious composites (ACC) through multi‐material additive manufacturing (MMAM) process. The integration of mortar and elastomer phases into layered architectures enables synergistic toughening mechanisms, including
Aimane Najmeddine   +5 more
wiley   +1 more source

Ammonium Salts as Curing Agents to Obtain Ionic Epoxy Resins With a Thermoplastic‐to‐Thermoset Transition

open access: yesAdvanced Materials, EarlyView.
Ionic epoxy networks are prepared using ammonium salts as hardeners, leading to a two‐stage curing process with a thermoplastic‐like intermediate. This uncommon behavior enables extrusion and fabrication of thermoplastic prepregs that can be cured into thermoset composites.
Izabela Kurowska   +10 more
wiley   +1 more source

Examination of Rheological Behavior of Water-Based Graphene Oxide Nanofluids

open access: yes, 2017
Inthis study, the rheological properties of nanofluids obtained by loading ofGraphene oxide nanoparticles produced by the improved Hummers method into the deionizedwater base fluid in a mass fraction range of 0.1-1% were investigated.
Neşe Keklikcioğlu Çakmak   +3 more
core   +1 more source

Eutectozymes as Soft Hybrid Materials for Advanced Biocatalysis

open access: yesAdvanced Materials, EarlyView.
Eutectozymes are sustainable hybrid materials that embed a GOx–HRP cascade within hydrophobic eutectogels featuring a dual supramolecular–covalent network. This architecture preserves native enzyme structure and stability, enables efficient heterogeneous biocatalysis in aqueous media, and positions eutectogels as robust platforms for next‐generation ...
Manuel Eduardo Martinez Cartagena   +10 more
wiley   +1 more source

Positively Charged Polymer‐Brush MOFs for Large‐Area, Pressure‐Resistant Gas Separation Membranes

open access: yesAdvanced Materials, EarlyView.
A universal POPA strategy enables positively charged polymer‐brush MOFs with self‐adaptive interfacial interlocking to resist aggregation under fast processing. This design ensures seamless dispersion within large‐area selective layers, achieving 1 m‐wide roll‐to‐roll fabrication of pressure‐resistant MMCMs with tunable CO2 separation performance ...
Yi Yang   +11 more
wiley   +1 more source

Rheological behavior of asphaltite-modified bituminous binders

open access: yes, 2013
This work focuses on the rheological properties of asphaltite-modified bituminous binders. The natural asphaltite, employed to modify a petroleum-derived-bitumen, is mined in Albania.
Duchez, Jean-Louis   +4 more
core   +1 more source

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