Results 51 to 60 of about 241,761 (290)

Influence of the plantar cutaneous information in postural regulation depending on the age and the physical activity status

open access: yesFrontiers in Human Neuroscience, 2016
The aim was to compare the balance control adaptation to different supporting surfaces depending on the age and the physical activity status. The balance control of two groups of young (n=17) and old (n=17) participants who practised regular physical ...
Julien Maitre, Thierry Pascal Paillard
doaj   +1 more source

Foam - rediscovered drug form [PDF]

open access: yesFarmacja Polska, 2020
Foam is a multiphase system consisting mainly of gas dispersed in a liquid or solid. The continuous phase creates a very large surface with a small thickness, which is very thermodynamically unfavorable, and thus causes high instability of the system ...
Dorota Haznar-Garbacz
doaj   +1 more source

Symmetry‐Guided Multifunctional Acoustic System Based on Mechanically Actuated Sonic Crystals

open access: yesAdvanced Engineering Materials, EarlyView.
This study presents the design, simulation, and experimental validation of amultifunctional acoustic metamaterial based on rotationally engineered sonic crystals.By tuning cylinder orientations, controllable band gaps and six distinct functionalities—including switching, topological insulation, beam splitting, and logic operations—areachieved ...
Yuanyan Zhao   +2 more
wiley   +1 more source

Klein foams

open access: yesIndiana University Mathematics Journal, 2011
Klein foams are analogues of Riemann and Klein surfaces with one-dimensional singularities. We prove that the field of dianalytic functions on a Klein foam $Ω$ coincides with the field of dianalytic functions on a Klein surface $K_Ω$. We construct the moduli space of Klein foams and we prove that the set of classes of topologically equivalent Klein ...
Costa, A., Gusein-Zade, S., Natanzon, S.
openaire   +3 more sources

Evaluating the role of black rice husk ash nanoparticles in enhancing foam stability for enhanced oil recovery

open access: yesFrontiers in Chemical Engineering
IntroductionFoams have been considered for their ability to control in solution, gas injection improved oil recovery (IOR) processes, for blocking and diverting using either gelled foams, and for gas and oil ratio control at production wells.
Ishaq Ahmad   +4 more
doaj   +1 more source

Effect of Carboxymethyl Cellulose Added at the Dosage Stage on the Foamability of a Bottle-Fermented Sparkling Wine

open access: yesBeverages, 2018
Carboxymethyl cellulose (CMC) is used in winemaking to prevent potassium bitartrate or potassium hydrogen tartrate deposits from forming. These deposits are particularly detrimental when occurring in bottle-fermented sparkling wine ahead of disgorging or
Mark Crumpton   +2 more
doaj   +1 more source

New AI‐Assisted Approach for Expanding the Solution Space: Application to Lattice Structure Design

open access: yesAdvanced Engineering Materials, EarlyView.
This work introduces an innovative framework for designing structured materials by ex panding the design space through reparameterization of qualitative variables into continuous structural descriptors. Combined with machine‐learning‐based prediction and multi‐objective optimization, the approach enables the discovery of novel lattice architectures ...
G. H. Gahimbare   +5 more
wiley   +1 more source

Effects of Conditioning Agents on the Undrained Shear Response and Pore-Scale Behavior of Sand for EPB Shield Tunneling

open access: yesApplied Sciences
Efficient soil conditioning is critical for controlling the mechanical behavior of sandy muck in earth pressure balance (EPB) shield tunneling. This study investigates the undrained shear response of sand conditioned with slurry, a newly developed bubble–
Lu Wang, Jiannan Hu, Wei Zhu, Fanlu Min
doaj   +1 more source

Flexural Testing of Structural Insulated Panels Before and After Creep Testing

open access: yesBioResources, 2023
The effect of duration of load testing on flexural properties of structural insulated panels was investigated herein. Structural insulated panels were manufactured by a member of the Structural Insulated Panel Association (SIPA) in accordance with ...
Laya Khademibami   +7 more
doaj  

Adaptive Foam 3D Printing of Ultralight and Multifunctional Materials

open access: yesAdvanced Engineering Materials, EarlyView.
Adaptive foam 3D printing, enabled by expandable microspheres, imparts cellular structures to thermoplastic and thermosetting polymers, manufactured through a variety of processes including fused filament fabrication, direct ink writing, digital light processing, and inkjet printing.
Nariman Rajabifar, Amir Ameli
wiley   +1 more source

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