Results 11 to 20 of about 201,657 (290)

Experimental evidence of shear waves in fractional viscoelastic rheological models

open access: yesScientific Reports, 2022
Fractional viscoelastic rheological models, such as the Kelvin Voigt Fractional Derivative model, have been proposed in the literature for modelling shear wave propagation in soft tissue.
Antonio Gomez   +3 more
doaj   +1 more source

Analysis of SH-waves Propagating in Multiferroic Structure with Interfacial Imperfection [PDF]

open access: yesMechanics of Advanced Composite Structures, 2022
This article presents the study of wave mechanics in a multiferroic structure having imperfection in the structure’s interface. This article reflects the study of shear horizontal (SH) wave propagation in a layered cylindrical structure consisting of ...
Abhinav Singhal   +3 more
doaj   +1 more source

Seismic physics-based characterization of permafrost sites using surface waves [PDF]

open access: yesThe Cryosphere, 2022
The adverse effects of climate warming on the built environment in (sub-)arctic regions are unprecedented and accelerating. The planning and design of climate-resilient northern infrastructure, as well as predicting deterioration of permafrost from ...
H. Liu   +3 more
doaj   +1 more source

Changes in left ventricular electromechanical relations during targeted hypothermia

open access: yesIntensive Care Medicine Experimental, 2020
Background Targeted hypothermia, as used after cardiac arrest, increases electrical and mechanical systolic duration. Differences in duration of electrical and mechanical systole are correlated to ventricular arrhythmias.
Kristin Wisløff-Aase   +5 more
doaj   +1 more source

Elastic metamaterial composite made of molded pulp and steel for suppression of low-frequency vibration in thin-plate structures

open access: yesMaterials & Design, 2022
This study proposes EMMs made of molded pulp and steel composite structures; molded pulp can be used to manufacture periodic shapes with low cost and environmental burden, which can help in the application of EMMs to steel structures that are widely used
Sunao Tomita   +3 more
doaj   +1 more source

Innovative technologies in dispersion of drilling washing liquids for drilling and development of oil and gas wells

open access: yesИзвестия высших учебных заведений: Нефть и газ, 2022
The article presents the results of comprehensive studies of the effect of wave technologies on the physico-mechanical properties of finely dispersed montmorillonite suspensions and supersaturated salt solutions in laboratory and field conditions.
Yu. S. Kuznetsov   +5 more
doaj   +1 more source

Influence of wall thickness and diameter on arterial shear wave elastography: a phantom and finite element study [PDF]

open access: yes, 2017
Quantitative, non-invasive and local measurements of arterial mechanical properties could be highly beneficial for early diagnosis of cardiovascular disease and follow up of treatment.
Bini, Fabiano   +6 more
core   +1 more source

Integrated optical isolators using electrically driven acoustic waves [PDF]

open access: yes, 2020
We propose and investigate the performance of integrated photonic isolators based on non-reciprocal mode conversion facilitated by unidirectional, traveling acoustic waves.
Dostart, Nathan   +3 more
core   +3 more sources

Characterizing Mechanical Properties of Layered Engineered Wood Using Guided Waves and Genetic Algorithm

open access: yesSensors, 2023
This study develops a framework for determining the material parameters of layered engineered wood in a nondestructive manner. The motivation lies in enhancing nondestructive evaluation (NDE) and quality assurance (QA) for engineered wood or mass timber,
Nemish Atreya, Pai Wang, Xuan Zhu
doaj   +1 more source

Electromagnetic wave absorption and structural properties of wide-band absorber made of graphene-printed glass-fibre composite [PDF]

open access: yes, 2018
Lightweight composites combining electromagnetic wave absorption and excellent mechanical properties are required in spacecraft and aircraft. A one- dimensional metamaterial absorber consisting of a stack of glass fibre/epoxy layers and graphene ...
Lecini, J.   +4 more
core   +1 more source

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