Results 1 to 10 of about 44,176 (120)

Modification of Mixed Matrix Membranes' Famous Permeability Prediction Models by Considering the Formed Voids Around Nonporous Fillers [PDF]

open access: yesIranian Journal of Chemical Engineering, 2020
New promising generations of mixed matrix membranes (MMMs), which potentially have better separation performances than the neat polymeric membranes, are prepared by the incorporation of proper filler particles within polymeric matrices.
N. Sadeghi, O. Bakhtiari
doaj   +1 more source

Development of a fast and stable dynamics algorithm for soft robots including viscoelastic body

open access: yesNihon Kikai Gakkai ronbunshu, 2023
In recent years, research and development of robots that exist in the same space as humans and can collaborate with humans have been actively carried out. If the body of a robot is made of a hard material, it may cause injury.
Yoshiki MAEDA   +5 more
doaj   +1 more source

Flow and Yield Characteristics of Yield Stress Fluids Using Hysteresis Loop Test Below Slip Yield Point

open access: yesApplied Rheology, 2021
The flow characteristics of angel O/W emulsion, which is a yield stress fluid, was investigated. The hysteresis loop test was conducted for the strain below the slip yield point, and the single relaxation Maxwell model was used to fit the experimental ...
Sato Yasunori   +2 more
doaj   +1 more source

Impact behaviour of freeze-dried and fresh pomelo (Citrus maxima) peel: influence of the hydration state [PDF]

open access: yesRoyal Society Open Science, 2015
Pomelos (Citrus maxima) are known for their thick peel which—inter alia—serves as energy dissipator when fruits impact on the ground after being shed. It protects the fruit from splitting open and thus enables the contained seeds to stay germinable and ...
Marc Thielen   +2 more
doaj   +1 more source

Linear viscoelasticity of liquid crystalline phases for a ethoxylated nonylphenol nonionic surfactant/water system

open access: yesGrasas y Aceites, 2002
In this work the linear viscoelastic behaviour of micelar and liquid-crystalline phases in a polyoxy-ethylene glycol nonylphenyl ether (EOa=10)/water system was studied.
F. Cordobés   +3 more
doaj   +1 more source

Rheology of Linear Viscoelastic Materials [PDF]

open access: yesWarasan Witthayasat Lae Theknoloyi Mahawitthayalai Mahasarakham, 2020
This article shows the relationship between stress and strain of a generalized linear viscoelastic material. From a well-known Maxwell constitute equation, a model that contains a spring and a dashpot connected in series, a linear viscoelastic model is ...
Chanyut Kolitawong
doaj  

Synthesis and Rheological Characterization of Water-Soluble Glycidyltrimethylammonium-Chitosan

open access: yesMarine Drugs, 2014
In this study, chitosan (CS) grafted by glycidyltrimethylammonium chloride (GTMAC) to form GTMAC-CS was synthesized, chemically identified, and rheologically characterized.
Syang-Peng Rwei   +3 more
doaj   +1 more source

Mathematical Models Describing the Creep and Stress Relaxation Behavior of False Banana’s Fiber (Ensete Ventricosum)

open access: yesJournal of Natural Fibers, 2021
Viscoelastic behavior is an important parameter for the use of natural fibers in technical applications. Mathematical models to describe the relaxation and creep behavior of Ensete fibers were investigated.
Č. Mizera   +3 more
doaj   +1 more source

Shear Stress Analysis of EHL Oil Films Based on Thermal EHL Theory - Effect of Inlet Oil Temperature -

open access: yesTribology Online, 2008
Under the same EHL contact conditions as in the traction experiments carried out by Wedeven et al., the authors performed a non-Newtonian thermal EHL analysis.
Toshifumi Mawatari   +2 more
doaj   +1 more source

Using a Fully Fractional Generalised Maxwell Model for Describing the Time Dependent Sinusoidal Creep of a Dielectric Elastomer Actuator

open access: yesFractal and Fractional, 2022
Actuators made of dielectric elastomers are used in soft robotics for a variety of applications. However, due to their mechanical properties, they exhibit viscoelastic behaviour, especially in the initial phase of their performance, which can be observed
Timi Karner, Rok Belšak, Janez Gotlih
doaj   +1 more source

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