Results 21 to 30 of about 63,574 (196)

Fabrication and Characterisation of Magnetorheological Shear Thickening Fluids

open access: yesFrontiers in Materials, 2020
In this article, a magnetorheological shear thickening fluid (MRSTF) was fabricated based on magnetorheological (MR) material and shear thickening fluid (STF).
Vladimir Sokolovski   +3 more
doaj   +1 more source

Rheological properties of the polymeric blends

open access: yesMATEC Web of Conferences, 2016
The calculation scheme for storage modulus and loss modulus for compatible polymers as a function of the temperature, stress state, and composition has been suggested.
Matseevich Tatyana, Askadskii Andrey
doaj   +1 more source

The effects of disinfectant solutions on the viscoelastic properties of acrylic resins

open access: yesCumhuriyet Dental Journal, 2014
Objectives: The aim of this paper was to analysis the effects of disinfectant solutions on polyoxymethylene viscoelastic properties in comparison with polymethyl methacrylate.Materials and Methods: Polymethyl methacrylate and polyoxymethylene acrylic and
Gulsen Can, Perihan Oyar
doaj   +1 more source

Rheological and Viscoelastic Properties of Chitosan Solutions Prepared with Different Chitosan or Acetic Acid Concentrations

open access: yesFoods, 2022
Chitosan (Ch) is a partially crystalline biopolymer, insoluble in pure water but soluble in acid solutions. It has attracted interest from researchers to prepare solutions using different acid types and concentrations.
Paulo José do Amaral Sobral   +6 more
doaj   +1 more source

Particle Size in Secondary Particle and Magnetic Response for Carrageenan Magnetic Hydrogels

open access: yesGels, 2019
The relation between the number of magnetic particles and the change in storage modulus induced by a magnetic field was investigated for weak hydrogels containing carbonyl iron, iron oxide, and barium ferrite particles with different diameters in primary
Junko Ikeda   +4 more
doaj   +1 more source

The “two-step” yielding process of the natural mud under steady and oscillatory shear stress

open access: yesFrontiers in Earth Science, 2022
The rheological properties of natural mud are closely related to nautical depth estimation, wave propagation, and morphology evolution of muddy coast. In this study, the rheological properties of the natural mud collected from Luxi Island and Zhoushan ...
Shaohua Wang   +3 more
doaj   +1 more source

Storage shear modulus of columnar structure formed in an immiscible polymer blend under electric fields [PDF]

open access: yes, 2009
Oscillatory measurements of a columnar structure were performed, which was formed in an immiscible polymer blend subjected to an electric field. The formation process was observed through a confocal scanning laser microscope and the structure for the ...
Orihara, Hiroshi   +7 more
core   +1 more source

Preparation and enhanced electrorheological properties of elastomers filled with rod-shaped TiO2 particles

open access: yesFrontiers in Materials, 2023
The morphology of dispersed particles has been proven to have a significant impact on performance of electrorheological (ER) materials, while there is a lack of relevant research on its impact on the properties of electrorheological elastomers (EREs). In
Gang Ti   +5 more
doaj   +1 more source

Effect of the solvent type and polymerization conditions on the curing kinetics, thermal and viscoelastic performance of poly(amide-imide) resins

open access: yeseXPRESS Polymer Letters, 2015
Isothermal and non-isothermal curing kinetics of both N-methyl-2-pyrrolidone (NMP) and N-methylimidazole (MI) based poly(amide-imide) (PAI) resins were investigated by DSC analysis using tightly closed high-pressure crucibles. Several exothermal peaks on
Z. Rasheva   +3 more
doaj   +1 more source

Characterization and rheological behavior of vitamin E nanoemulsions prepared by phase inversion composition technique

open access: yesResults in Engineering, 2023
Many food, pharmaceutical, and cosmetic products are fabricated as nanoemulsions of vitamin E, a vital food micronutrient soluble in oil. Nanoemulsion production, maintenance, and application depend on physicochemical characteristics and rheology ...
Veda Prakash, Lipika Parida
doaj   +1 more source

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