Correlation between shear induced asperity degradation and acoustic emission energy in single granite fracture
Sign Up to like & getrecommendations! Published in 2020 at "Engineering Fracture Mechanics"
DOI: 10.1016/j.engfracmech.2020.107184
Abstract: Abstract Shear induced asperity degradation and gouge formation significantly affect the mechanical and fluid flow behaviors of single rough fractures, but the asperity damage process during shear has not been entirely understood and requires further… read more here.
Keywords: induced asperity; energy; asperity; shear induced ... See more keywords
Application of stochastic numerical analyses in the assessment of spatially variable unreinforced masonry walls subjected to in-plane shear loading
Sign Up to like & getrecommendations! Published in 2021 at "Engineering Structures"
DOI: 10.1016/j.engstruct.2021.112095
Abstract: Abstract This paper develops a modelling strategy for the finite element analysis of perforated (arched) unreinforced masonry walls subjected to in-plane shear loading. An experimental baseline was used to facilitate an accurate calibration and assessment… read more here.
Keywords: unreinforced masonry; subjected plane; shear; walls subjected ... See more keywords
Enhanced dissipation and Hörmander's hypoellipticity
Sign Up to like & getrecommendations! Published in 2022 at "Journal of Functional Analysis"
DOI: 10.1016/j.jfa.2022.109522
Abstract: We examine the phenomenon of enhanced dissipation from the perspective of Hörmander’s classical theory of second order hypoelliptic operators [31]. Consider a passive scalar in a shear flow, whose evolution is described by the advection–diffusion… read more here.
Keywords: dissipation rmander; shear; dissipation; rmander hypoellipticity ... See more keywords
Dewetting of a thin polymer film under shear
Sign Up to like & getrecommendations! Published in 2021 at "Polymer"
DOI: 10.1016/j.polymer.2021.124283
Abstract: The objective of this work is to study the role of shear on the rupture of ultrathin polymer films. To do so, a finite-difference numerical scheme for the resolution of the thin film equation was… read more here.
Keywords: polymer film; thin polymer; polymer; shear ... See more keywords
Processes controlling the downstream evolution of ice rheology in glacier shear margins: case study on Rutford Ice Stream, West Antarctica
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Glaciology"
DOI: 10.1017/jog.2018.47
Abstract: ABSTRACT Ice rheology governs how glaciers flow and respond to environmental change. The rheology of glacier ice evolves in response to a variety of mechanisms, including damage, heating, melting and the development of crystalline fabric.… read more here.
Keywords: rheology; ice rheology; shear; glacier ... See more keywords
A unified constitutive model for pressure sensitive shear flow transitions in moderate dense granular materials
Sign Up to like & getrecommendations! Published in 2021 at "Scientific Reports"
DOI: 10.1038/s41598-021-99006-4
Abstract: Granular shear flows exhibit complex transitional regimes that are dramatically affected by the pressure level and shear stress state. New advances in granular shear tests at low pressure have enlightened the understanding of the two… read more here.
Keywords: state; shear flow; flow; shear ... See more keywords
Behavior of active filaments near solid-boundary under linear shear flow.
Sign Up to like & getrecommendations! Published in 2019 at "Soft matter"
DOI: 10.1039/c9sm00027e
Abstract: The steady-state behavior of a dilute suspension of self-propelled filaments confined between planar walls subjected to Couette-flow is reported herein. The effect of hydrodynamics has been taken into account using a mesoscale simulation approach. We… read more here.
Keywords: near wall; shear; propulsive force; shear flow ... See more keywords
Influence of wake asymmetry on wind turbine blade aerodynamic and aeroelastic performance in shear/yawed wind
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Renewable and Sustainable Energy"
DOI: 10.1063/1.5030671
Abstract: Wind turbines operate in atmospheric shear layer and often in yawed flow condition, which, among others, produce cyclic fluctuating loads on the blades. The unsteady aerodynamics of wind turbine in both shear and yawed wind… read more here.
Keywords: theory; model; shear; shear yawed ... See more keywords
Eigenmode characterizations of slab ion-temperature-gradient instabilities in various magnetic shear configurations
Sign Up to like & getrecommendations! Published in 2021 at "AIP Advances"
DOI: 10.1063/5.0047990
Abstract: Comprehensive eigenmode characterizations of ion-temperature-gradient (ITG) instabilities in slab geometries with different magnetic shear profiles are investigated using an eigenvalue method. The results in the uniform magnetic shear configuration are verified via the Hamaguchi–Horton theory… read more here.
Keywords: magnetic shear; eigenmode characterizations; shear; temperature gradient ... See more keywords
Discharge of elongated grains in silos under rotational shear.
Sign Up to like & getrecommendations! Published in 2022 at "Physical review. E"
DOI: 10.1103/physreve.106.034904
Abstract: The discharge of elongated particles from a silo with rotating bottom is investigated numerically. The introduction of a slight transverse shear reduces the flow rate Q by up to 70% compared with stationary bottom, but… read more here.
Keywords: shear; flow rate; discharge elongated;
Dynamics of an elastoviscoplastic droplet in a Newtonian medium under shear flow
Sign Up to like & getrecommendations! Published in 2020 at "Physical Review Fluids"
DOI: 10.1103/physrevfluids.5.113301
Abstract: A numerical study of an elastoviscoplastic (EVP) drop in Newtonian shear flow is presented. The three-dimensional Navier-Stokes equations are combined with the level-set method and the Saramito EVP model to study the yielding process under… read more here.
Keywords: shear; shear flow; droplet newtonian; dynamics elastoviscoplastic ... See more keywords