Results 21 to 30 of about 12,038,824 (373)

Creep and relaxation responses of fly ash concrete: Linear and nonlinear cases

open access: yesCase Studies in Construction Materials, 2022
The application of reinforced concrete has been used in various engineering and architecture fields. Stress relaxation and creep are two crucial time-dependent behaviours of concrete. The influence of two behaviours is closely related to the service life
Zhiwei Qu   +3 more
doaj   +1 more source

Signaling pathways in vascular function and hypertension: molecular mechanisms and therapeutic interventions

open access: yesSignal Transduction and Targeted Therapy, 2023
Hypertension is a global public health issue and the leading cause of premature death in humans. Despite more than a century of research, hypertension remains difficult to cure due to its complex mechanisms involving multiple interactive factors and our ...
Jun Ma   +10 more
semanticscholar   +1 more source

Effect of thermal modification on the stress relaxation behavior and microstructure of the cell wall

open access: yesJournal of Wood Science, 2023
The stress relaxation behavior and cell wall microstructure of sugi were evaluated after thermal modification. Stress relaxation is observed and has a broad relaxation spectrum, implying various relaxation mechanisms.
Koji Murata   +3 more
doaj   +1 more source

The Immediate Effect of Swedish Relaxation Massage and Meditation After Mental Fatigue on Dynamic and Semi-dynamic Balance and Lower Extremity Function in Collegiate Female Athletes [PDF]

open access: yesṬibb-i Tavānbakhshī, 2023
Background and Aims Nowadays, Participating in sports activities along with mental fatigue causes musculoskeletal injuries and one of the most important factors in reducing the rate of these injuries is having proper recovery.
Faezeh Gholami   +2 more
doaj   +1 more source

Asymptotic behavior of a viscoelastic wave equation with a delay in internal fractional feedback [PDF]

open access: yesArchives of Control Sciences
We consider the viscoelastic wave equation with a time delay term in internal fractional feedback. By employing the energy method along with the Faedo-Galerkin procedure, we establish the global existence of solutions, subject to certain conditions ...
Radhouane Aounallah   +3 more
doaj   +1 more source

Tuning of the Dielectric Relaxation and Complex Susceptibility in a System of Polar Molecules: A Generalised Model Based on Rotational Diffusion with Resetting

open access: yesFractal and Fractional, 2022
The application of the fractional calculus in the mathematical modelling of relaxation processes in complex heterogeneous media has attracted a considerable amount of interest lately.
Irina Petreska   +4 more
doaj   +1 more source

Revisiting the modeling of quasielastic neutron scattering from bulk water [PDF]

open access: yesEPJ Web of Conferences, 2022
Quasi-elastic neutron scattering (QENS) from bulk-water at 300 K, measured on the IRIS backscattering neutron spectrometer (ISIS, UK), is interpreted using the jump diffusion model (JDM), a “minimalistic” multi-timescale relaxation model (MRM) and ...
Petersen Martin H.   +3 more
doaj   +1 more source

General decay for weak viscoelastic Kirchhoff plate equations with delay boundary conditions

open access: yesBoundary Value Problems, 2017
We consider a weak viscoelastic Kirchhoff plate model with time-varying delay in the boundary. By using a suitable energy and Lyapunov function, we obtain a decay rate for the energy, which depends on the behavior of g and α.
Sun-Hye Park, Jum-Ran Kang
doaj   +1 more source

Jonscher indices for dielectric materials [PDF]

open access: yesJournal of Advanced Dielectrics, 2019
Two parameters are proposed as Jonscher indices, named after A. K. Jonscher for his pioneering contribution to the universal dielectric relaxation law.
C. L. Wang
doaj   +1 more source

Stretched exponential relaxation and ac universality in disordered dielectrics [PDF]

open access: yes, 2007
This paper is concerned with the connection between the properties of dielectric relaxation and ac (alternating-current) conduction in disordered dielectrics.
Milovanov, Alexander V.   +2 more
core   +3 more sources

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