Results 11 to 20 of about 85,818 (267)

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

Degradation of Epoxy–Particles Composites Exposed to UV and Gamma Radiation

open access: yesChemistry, 2023
In the design and fabrication of any structural system for space application, balance between mass, stiffness and strength is crucial. Structures in space environments are exposed to high radiation levels and thermal shock, due to the sun irradiance and ...
Mauricio Torres   +3 more
doaj   +1 more source

On the frequency dependence of viscoelastic material characterization with intermittent-contact dynamic atomic force microscopy: avoiding mischaracterization across large frequency ranges

open access: yesBeilstein Journal of Nanotechnology, 2020
Atomic force microscopy (AFM) is a widely use technique to acquire topographical, mechanical, or electromagnetic properties of surfaces, as well as to induce surface modifications at the micrometer and nanometer scale. Viscoelastic materials, examples of
Enrique A. López-Guerra   +1 more
doaj   +1 more source

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

Review of viscoelastic constitutive relation of rubber materials

open access: yesHecheng xiangjiao gongye, 2022
The research status of viscoelastic constitutive relationship of rubber materials at home and aboard were systematically summarized and analyzed from 3 aspects of influencing factors of viscoelastic properties, viscoelastic constitutive model and related
DING Jun1,2, SUO Shuang-fu3, ZHANG Qi4, MENG Guo-ying1
doaj   +1 more source

Lightweight and Flexible Graphene Foam Composite with Improved Damping Properties

open access: yesNanomaterials, 2022
As an elastomer, PDMS can effectively suppress vibration in various fields in a certain temperature range by its viscoelastic behavior in the vitrification transition region, but the vibration isolation effect is poor at high temperature.
Tong Li   +4 more
doaj   +1 more source

Dynamic mechanical characterization of epoxy composite reinforced with areca nut husk fiber [PDF]

open access: yesArchive of Mechanical Engineering, 2020
Natural fiber polymer composites are gaining focus as low cost and light weight composite material due to the availability and ecofriendly nature of the natural fiber. Fiber composites are widely used in civil engineering, marine and aerospace industries
N. Muralidhar   +3 more
doaj   +1 more source

Physical Properties of the Extracellular Matrix of Decellularized Porcine Liver

open access: yesGels, 2018
The decellularization of organs has attracted attention as a new functional methodology for regenerative medicine based on tissue engineering. In previous work we developed an L-ECM (Extracellular Matrix) as a substrate-solubilized decellularized liver ...
Hiroyuki Ijima   +4 more
doaj   +1 more source

Effect of Ganoderma Lucidum Extract on Rheological and Microbial Characteristics of UF-White Cheese During Ripening [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering
The study aimed to explore the impact of methanolic extract from the medicinal mushroom Ganoderma lucidum (GLE) in various concentrations (0, 0.5, 1, 1.5, and 2%) on the rheological and microbial characteristics of UF-white cheese during a 90-day ...
Roghieh Sadat Mousavi   +4 more
doaj   +1 more source

A comparative study of viscoelastic characteristics in polymer composite with respect to the damping performance and structural behavior [PDF]

open access: yesEngineering and Technology Journal
This study systematically investigates the viscoelastic characteristics and damping performance of polymer composites, examining the interplay between filler morphology, matrix-filler interactions, and structural behavior.
Rafal Hameed
doaj   +1 more source

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