An Interpretable Convolutional Neural Network Framework for Fluid DynamicsModelling fluid dynamics with machine learning (ML) has advanced rapidly, yet most data driven approaches remain opaque because they rely on complex architectures to capture nonlinear flow behaviour.…Kwame Agyei-Baah, Muhammad Rizwanur Rahman, E. R. Smith·Jul 8, 2026SaveLearn
An Innovative Computational Fluid Dynamics Discrete Dipole Approximation (CFD-DDA) Platform for Predicting Airborne Virus-in-Saliva Disinfection by Ultraviolet IrradiationAll published models of ultraviolet (UV) inactivation of airborne viruses in saliva droplets have neglected UV light scattering. To the best of our knowledge, this work presents the first…Talib Dbouk, Maxim Yurkin·Jul 7, 2026SaveLearn
Stabilising Evaporating Soap Films with SaltWe investigate the effect of a high concentration (32.5 g.L-1) of sodium chloride (NaCl) on TTAB (tetradecyltrimethylammonium bromide) vertical soap films also called foam films, pulled out of a…Victor Ziapkoff, François Boulogne, Anniina Salonen et al.·Jul 7, 2026SaveLearn
Suppressing wall modes in confined rotating turbulent convectionIn confined turbulent rotating convection, the largest vertical velocities are found near the sidewalls in the form of wave-like structures known as wall modes. These structures persist deep into the…Lázaro Martínez-Ortíz, Maarten Minartz, Youri H. Lemm et al.·Jul 7, 2026SaveLearn
Strain-Rate-Consistent -Based Non-Premixed Flamelet ModelThis numerical study examines a strain-rate inconsistency in the conventional flamelet/progress-variable (FPV) formulation for non-premixed combustion and proposes an alternative coupling based on…Sylvain L. Walsh, Yalu Zhu, Feng Liu et al.·Jul 7, 2026SaveLearn
A systematic evaluation of the Richards equation for predicting soil moisture in Irish grasslandsThe Richards equation (RE) is widely used to model water flow in unsaturated soils, but its performance in persistently wet grassland systems remains uncertain. This is particularly relevant in Irish…S Kumar, S Mathias, E Ruelle et al.·Jul 7, 2026SaveLearn
Continuum modeling of fluidic and elastic flow during growth-driven wound closure in partial-EMT cell monolayersLarge-scale circular gap closure occurs over a time scale on which cell growth and proliferation become important. Growth is the main driver of the closing process, while cell dynamics such as…Chaozhen Wei, Han Jiang, Yifan Gu et al.·Jul 7, 2026SaveLearn
Gaussian kinetic representations of rarefied nonequilibrium flowsCompact representations of rarefied flows must preserve kinetic observables, not only smooth macroscopic fields. We introduce Gaussian kinetic representations for discrete velocity method…Ehsan Roohi·Jul 7, 2026SaveLearn
An Inner-Scaled Linear Contribution to Wall-Pressure Variance at High Reynolds NumberIn canonical turbulent wall-bounded flows, the inner-scaled wall-pressure variance is empirically well described by a constant offset plus a slope logarithmic in the friction Reynolds number…J. M. O. Massey, S. J. Zimmerman, J. C. Klewicki et al.·Jul 7, 2026SaveLearn
Optimal airfoils in the intermediate Reynolds number rangeWe revisit a classical airfoil design problem: the search for shapes that maximize aerodynamic performance metrics, targeting the underexplored intermediate Reynolds-number regime between 1 and 3000,…Gleb Zhdanko, Dmitry Kolomenskiy·Jul 7, 2026SaveLearn
Deep learning accelerated solutions of incompressible Navier-Stokes equations on non-uniform Cartesian gridsIn incompressible flow simulations, non-uniform grids efficiently capture localized flow features; however, their spatially varying resolutions severely exacerbate computational complexity. The…Heming Bai, Dong Zhang, Shengze Cai et al.·Jul 7, 2026SaveLearn
A numerical study on the coefficient of restitution of wet collisionsUsing smoothed particle hydrodynamics (SPH) simulations, we investigate the coefficient of restitution (COR) in wet collisions and identify a scaling law governing its behavior. The simulations…Abhishek Kumar Singh, Christopher Robert Kit Windows-Yule, Prapanch Nair·Jul 7, 2026SaveLearn
Curvature-weighted spectra anticipate dissipation peaks in decaying three-dimensional turbulenceWe investigate the robustness of a curvature-weighted spectral precursor to dissipation in freely decaying three-dimensional incompressible turbulence. Building on our recent work in Physical…Satori Tsuzuki·Jul 7, 2026SaveLearn
Pressure drop-flow rate nonlinearity in bubble trains through a capillary bundleWe investigate the effective rheology of a train of elongated bubbles of negligible viscosity flowing in capillary tubes. Building upon the classical Bretherton theory for a single bubble, we extend…Paolo Botticini, Davide Picchi, Santanu Sinha et al.·Jul 7, 2026SaveLearn
An SO(3) Gauge Theory of Turbulence with Spontaneous Symmetry BreakingFully developed isotropic turbulence exhibits a dual nature: a continuous, scale-invariant energy cascade coexists with discrete, intense vortex filaments. We show that this duality arises from a…Ahmed Farooq·Jul 6, 2026SaveLearn
Nanosecond DBD-Induced Shock and Thermal Perturbations on Blunt Bodies in Hypersonic FlowNanosecond-pulsed dielectric barrier discharge (DBD) plasma actuators were investigated on a generic blunt body in a Mach 6 Ludwieg tube to characterize the pressure and thermal perturbations…Nadav Friedman, Kostiantyn Kuzmenko, Oshri Ifergan et al.·Jul 6, 2026SaveLearn
A Multipurpose Thermal Convection Setup to Study Turbulent Super StructuresA thermal convection apparatus has been designed to study turbulent super structures at high Rayleigh numbers and Prandtl numbers of the order of unity. This apparatus consists of a rectangular cell…Hiufai Yik, Constantin Schettler, Eberhard Bodenschatz et al.·Jul 6, 2026SaveLearn
Estimating Hydrodynamic Coefficients for Floating Offshore Structures from Movement Data Using Physics-Informed Neural NetworksWe present a method for estimating the hydrodynamic coefficients in the Cummins equations using time-series data from a moving body, such as a floating offshore structure. The proposed data-driven…Anders Schou, Jens Visbech, Allan Peter Engsig-Karup·Jul 6, 2026SaveLearn
Magnetohydrodynamic drag on an oscillating sphere in a rotating spherical cavityThe drag on an oscillating sphere is a classical fluid-mechanics problem, yet no existing theory simultaneously accounts for confinement, rotation, viscosity and magnetic fields. We consider a…David Cébron, Paolo Personnettaz·Jul 6, 2026SaveLearn
Consistent closure modeling in large eddy simulations by direct approximation of the filtered advection termThis article addresses the widely overlooked conceptual inconsistency of the large eddy simulation (LES) framework, namely that the commonly used advection term introduces higher wave numbers in the…Max Hausmann, Berend van Wachem·Jul 6, 2026SaveLearn
Laminar and Turbulent Flow in Wavy Pipes under Strong Wall ModulationsWe study laminar, transitional and turbulent flow in wavy pipes using direct numerical simulations for bulk Reynolds numbers between 1-5300. Flow behaviors are analyzed in terms of the friction…Ismail El Mellas, Juan J. Hidalgo, Marco Dentz·Jul 6, 2026SaveLearn
A carrier-wave factored one-way Navier--Stokes method for boundary-layer instability modellingWe present M-OWNS, a spatial marching method that combines the carrier-wave factoring of the parabolised stability equations (PSE) with a recursive one-way Navier--Stokes (OWNS-R) projection…E. J. Badcock, S. Mughal·Jul 6, 2026SaveLearn
Modeling the wall-slip in large eddy simulations with immersed boundariesWe present a framework for Large Eddy Simulations (LES) with Immersed Boundaries (IBs) to simulate high Reynolds number flows over complex walls. In this approach, which we call Immersed…Morrison Rickard, M. Houssem Kasbaoui·Jul 6, 2026SaveLearn
Waves maintain large-scale 2D flows in rotating turbulence and cause their demiseTurbulence follows a few well-known organizational principles, rooted in conservation laws. One such principle states that a system conserving two sign-definite invariants self-organizes into…Sébastien Gomé, Anna Frishman·Jul 6, 2026SaveLearn
Near-real-time, meter-scale 3D urban wind modeling for low-altitude micrometeorology: numerical verification of a GPU-accelerated lattice Boltzmann frameworkThis study presents a near-real-time, meter-scale three-dimensional urban wind simulation framework for low-altitude flight events in complex urban meteorological environments. It reconstructs…Shuai Han, Huanxia Wei, Yue Cao et al.·Jul 5, 2026SaveLearn