Search Results - "Sbragaglia, Mauro"

Metastability at the Yield-Stress Transition in Soft Glasses by Lulli, Matteo, Benzi, Roberto, Sbragaglia, Mauro

“…We study the solid-to-liquid transition in a two-dimensional fully periodic soft-glassy model with an imposed spatially heterogeneous stress. The model we…”
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A lattice Boltzmann study of particle settling in a fluctuating multicomponent fluid under confinement by Xue, Xiao, Biferale, Luca, Sbragaglia, Mauro, Toschi, Federico

“…We present mesoscale numerical simulations based on the coupling of the fluctuating lattice Boltzmann method for multicomponent systems with a wetted…”
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Sliding droplets of Xanthan solutions: A joint experimental and numerical study by Varagnolo, Silvia, Mistura, Giampaolo, Pierno, Matteo, Sbragaglia, Mauro

“… We have investigated the sliding of droplets made of solutions of Xanthan, a stiff rodlike polysaccharide exhibiting a non-Newtonian behavior, notably…”
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Unified framework for a side-by-side comparison of different multicomponent algorithms: Lattice Boltzmann vs. phase field model by Scarbolo, Luca, Molin, Dafne, Perlekar, Prasad, Sbragaglia, Mauro, Soldati, Alfredo, Toschi, Federico

“…Lattice Boltzmann models (LBM) and phase field models (PFM) are two of the most widespread approaches for the numerical study of multicomponent fluid systems…”
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Melting with natural convection with heterogeneous heating sources by Proia, Paolo, Sbragaglia, Mauro, Falcucci, Giacomo

“…This study focuses on the dynamics of melting with natural convection in a square enclosure heated from a side boundary (heating source). This is done through…”
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A lattice Boltzmann study of the effects of viscoelasticity on droplet formation in microfluidic cross-junctions by Gupta, Anupam, Sbragaglia, Mauro

“… Based on mesoscale lattice Boltzmann (LB) numerical simulations, we investigate the effects of viscoelasticity on the break-up of liquid threads in…”
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Effects of viscoelasticity on droplet dynamics and break-up in microfluidic T-Junctions: a lattice Boltzmann study by Gupta, Anupam, Sbragaglia, Mauro

“… The effects of viscoelasticity on the dynamics and break-up of fluid threads in microfluidic T-junctions are investigated using numerical simulations of…”
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Lattice Boltzmann simulations on the tumbling to tank-treading transition: effects of membrane viscosity by Guglietta, Fabio, Behr, Marek, Biferale, Luca, Falcucci, Giacomo, Sbragaglia, Mauro

“…The tumbling to tank-treading (TB-TT) transition for red blood cells (RBCs) has been widely investigated, with a main focus on the effects of the viscosity…”
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Stress Overshoots in Simple Yield Stress Fluids by Benzi, Roberto, Divoux, Thibaut, Barentin, Catherine, Manneville, Sébastien, Sbragaglia, Mauro, Toschi, Federico

“…Soft glassy materials such as mayonnaise, wet clays, or dense microgels display a solid-to-liquid transition under external shear. Such a shear-induced…”
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TLBfind: a Thermal Lattice Boltzmann code for concentrated emulsions with FINite-size Droplets by Pelusi, Francesca, Lulli, Matteo, Sbragaglia, Mauro, Bernaschi, Massimo

“…In this paper, we present TLBfind, a GPU code for simulating the hydrodynamics of droplets along with a dynamic temperature field. TLBfind hinges on a…”
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Unified Theoretical and Experimental View on Transient Shear Banding by Benzi, Roberto, Divoux, Thibaut, Barentin, Catherine, Manneville, Sébastien, Sbragaglia, Mauro, Toschi, Federico

“…Dense emulsions, colloidal gels, microgels, and foams all display a solidlike behavior at rest characterized by a yield stress, above which the material flows…”
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Continuum modeling of soft glassy materials under shear by Benzi, Roberto, Divoux, Thibaut, Barentin, Catherine, Manneville, Sébastien, Sbragaglia, Mauro, Toschi, Federico

“…Abstract Soft Glassy Materials (SGM) consist in dense amorphous assemblies of colloidal particles of multiple shapes, elasticity, and interactions, which…”
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A lattice Boltzmann study on Brownian diffusion and friction of a particle in a confined multicomponent fluid by Xue, Xiao, Biferale, Luca, Sbragaglia, Mauro, Toschi, Federico

“…•Newly developed approach in lattice Boltzmann community.•Validating finite-size particle's long-time Brownian diffusion.•Confinement effect to recover the…”
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Sub-Kolmogorov droplet dynamics in isotropic turbulence using a multiscale lattice Boltzmann scheme by Milan, Felix, Biferale, Luca, Sbragaglia, Mauro, Toschi, Federico

“…•A novel hybrid DNS lattice Boltzmann multiscale algorithm using exact flow boundary conditions.•Validation of the single phase sub-Kolmogorov homogeneous…”
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Mesoscopic Simulation Study of Wall Roughness Effects in Micro-channel Flows of Dense Emulsions by Scagliarini, Andrea, Sbragaglia, Mauro, Bernaschi, Massimo

“…We study the Poiseuille flow of a soft-glassy material above the jamming point, where the material flows like a complex fluid with Herschel–Bulkley rheology…”
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A numerical tool for the study of the hydrodynamic recovery of the Lattice Boltzmann Method by Tauzin, Guillaume, Biferale, Luca, Sbragaglia, Mauro, Gupta, Abhineet, Toschi, Federico, Bartel, Andreas, Ehrhardt, Matthias

“…•A tool for the study of simulations hydrodynamic recovery is presented.•The tool is based on the averaging of balance equations on random sub-volumes.•Results…”
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Spontaneous breakdown of superhydrophobicity by Sbragaglia, Mauro, Peters, Alisia M, Pirat, Christophe, Borkent, Bram M, Lammertink, Rob G H, Wessling, Matthias, Lohse, Detlef

“…In some cases water droplets can completely wet microstructured superhydrophobic surfaces. The dynamics of this rapid process is analyzed by ultrahigh-speed…”
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Lattice Boltzmann Models with Mid-Range Interactions by Falcucci, Giacomo, Bella, Gino, Chiatti, Giancarlo, Chibbaro, Sergio, Sbragaglia, Mauro, Succi, Sauro

“…An extension of the standard Shan-Chen model for non ideal-fluids, catering for mid-range, soft-core and hard-core repulsion, is investigated. It is shown that…”
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Topical issue on Multi-scale phenomena in complex flows and flowing matter by Lanotte, Alessandra S., Cencini, Massimo, Sbragaglia, Mauro, Biferale, Luca

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An optimized D2Q37 Lattice Boltzmann code on GP-GPUs by Biferale, Luca, Mantovani, Filippo, Pivanti, Marcello, Pozzati, Fabio, Sbragaglia, Mauro, Scagliarini, Andrea, Schifano, Sebastiano Fabio, Toschi, Federico, Tripiccione, Raffaele

“…We describe the implementation of a thermal compressible Lattice Boltzmann algorithm on an NVIDIA Tesla C2050 system based on the Fermi GP-GPU. We consider two…”
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