Results 11 to 20 of about 61,746 (263)

Modeling of Cure Kinetics and Rheological Behavior of an Epoxy Resin Using DSC and Rheometry [PDF]

open access: yesMolecules
Epoxy resins with excellent overall performance, are widely used in aerospace, automotive, and related fields, frequently in combination with reinforcing fibers to fabricate composites.
Xueqin Yang   +6 more
doaj   +2 more sources

The Improvement of the Rheological Model of Leather [PDF]

open access: yes, 2023
Fibrous capillary-porous materials, such as woven materials and leather, used in the light industry for clothing and footwear, differ sharply from metallic materials.
Nabiev, Ayder M.; Department of Mechanisms and Machines Theory, Institute of Mechanics and Seismic Stability of Structures, the Academy of Sciences of the Republic of Uzbekistan, Tashkent, 100125, Uzbekistan   +3 more
core   +1 more source

Elastic aftereffect in the process of asphalt concrete mixture compaction [PDF]

open access: yesНаучно-технический вестник Брянского государственного университета, 2021
Asphalt concrete of various brands is mainly used as a road surface. The quality and durability of the coating depends on its density. To achieve the required density of the asphalt concrete pavement, road rollers are used. The working body of the roller
Shishkin E.A.   +2 more
doaj   +1 more source

The initial conditions determination of the differential equation describing the behavior of the asphalt concrete rheological model [PDF]

open access: yesНаучно-технический вестник Брянского государственного университета, 2019
Rheological modeling is widely used to study the behavior of the material during loading. The law of behavior of the rheological model is described by a differential equation.
Shishkin E.A., Ivanchenko S.N.
doaj   +1 more source

Evaluation of rheological models for concrete submitted to alkali-aggregate reaction based on numerical analysis of damping - free expansion

open access: yesRevista IBRACON de Estruturas e Materiais, 2021
The Alkali-Aggregate Reaction (AAR) phenomenon in concrete structures is perceived via expansion and cracking, swelling of gel like material, causing damage and disruption in structural elements.
Marlon de Barros Cavalcanti   +3 more
doaj   +1 more source

Rheology of semi-solid fresh cement pastes and mortars in orifice extrusion [PDF]

open access: yes, 2013
Short fiber-reinforced semi-solid fresh cement pastes and mortars, tailored for extrusion, have much lower water-to-binder ratio and higher viscosity than normal cement pastes or mortars. The rheology of these pastes or mortars cannot be characterized by
Fan, Mizi   +7 more
core   +1 more source

Factors affecting high temperature rheological properties of polymers used in drilling fluid

open access: yes地质科技通报, 2021
Polymer has a significant effect on the high temperature rheology of drilling fluid.The effects of polymer type, addition amount, shear time, salt and clay on the HTHP rheological properties were compared and analyzed, and the relationship of shear rate ...
Xuming Zhu   +4 more
doaj   +1 more source

Rheological model for viscous flow densification during supersolidus liquid phase sintering [PDF]

open access: yesScience of Sintering, 2006
A model is derived for the viscous flow densification of prealloyed powders heated to just over the solidus temperature, a process termed supersolidus liquid phase sintering.
German R.M.
doaj   +1 more source

Mathematical Model for Establishing the Time-Dependent Behavior of Rocks by the Gradient Method

open access: yesApplied Sciences, 2022
In the underground activity domain, most problems related to mining pressure and mining stability need to be solved by taking into account the time behavior of rocks through an approach of the interaction amidst the rock massif, support system, time ...
Mihaela Toderas
doaj   +1 more source

Multiscale rheological constitutive relations for aggregating suspensions

open access: yes, 2023
Beris, Antony N.Wagner, Norman J.Aggregating colloidal suspensions can be encountered in many materials; examples include food products, biological fluids, printer inks, paints, and slurries.
Jariwala, Soham
core   +1 more source

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