Weakly nonlinear interaction of capillary waves in a finite system: leading interaction process and scales' range of direct energy cascadeDuring comprehensive study of weakly nonlinear interaction of surface capillary waves, processes of resonant and non-resonant interactions were considered both numerically and analytically: merging…Alexander O. Korotkevich·May 21, 2026SaveLearn
Transient and asymptotic Taylor--Aris dispersion of Brownian rods in arbitrary regular-polygonal ductsTaylor--Aris dispersion of Brownian rods in non-circular ducts is governed by a coupling absent from passive-scalar theory. Pressure-driven shear aligns the rods and makes translational diffusion…Jingsen Feng, Xu Chu·May 21, 2026SaveLearn
Experimental investigation of twin pulsed jets in a hemispheric elastic cavityThis study experimentally examines the impact of spacing between two pulsed jets and their strengths on the fluid dynamics within an elastic hemispherical cavity. Such interactions between multiple…L. S. Merlo, L. Kadem, W. Saleh et al.·May 21, 2026SaveLearn
Perpendicular rod-airfoil aeroacoustics: experiments and modelling of interaction noiseDuring the phase of landing, an important aircraft-noise source emanates from the interaction of the landing-gear wake with the deployed flap. In the present work we cast this problem in an academic…Marios I. Spiropoulos, Filipe R. Amaral, Florent Margnat et al.·May 21, 2026SaveLearn
A unified gas-kinetic wave-particle method for multiscale binary-species gas mixturesThis paper presents a unified gas-kinetic wave-particle (UGKWP) method for simulating multiscale binary-species gas mixtures. Benefiting from direct modeling in a discretized space, the UGKWP method…Junzhe Cao, Yufeng Wei, Wenpei Long et al.·May 21, 2026SaveLearn
N-Component Free Energy Lattice Boltzmann Method with Reduction Consistency and Global Momentum ConservationWe present a free energy lattice Boltzmann model capable of simulating fluid systems with an arbitrary number of immiscible components in principle. Our method is strictly reduction consistent,…Michael Rennick, Xitong Zhang, Tim Niklas Bingert et al.·May 21, 2026SaveLearn
Full Turbulence Simulation of Channel Flow at Reτ ≈ 1000A Full Turbulence Simulation (FTS) of turbulent channel flow at friction Reynolds number (Retau) approx 1000 was performed by resolving the Kolmogorov wavenumber in all spatial directions. At this…Yoshinobu Yamamoto, Yoshiyuki Tsuji·May 21, 2026SaveLearn
Modelling hydroelastic flexure of arbitrarily shaped ice shelves forced by long ocean wavesFlexure of Antarctic ice shelves under excitation from long ocean waves induces mechanical ice shelf stresses that amplify fractures and, hence, contribute to calving events. Here, a solution method…T. K. Papathanasiou, L. G. Bennetts, M. H. Meylan·May 21, 2026SaveLearn
Vertical motion of a periodically driven floating discWe present the results of a combined theoretical and experimental investigation into the vertical dynamics of floating discs subjected to an imposed time-periodic forcing. The axisymmetric and…Anand U. Oza, Jack-William Barotta, Eli Silver et al.·May 21, 2026SaveLearn
On the wake region of high-Reynolds-number turbulent boundary layers subject to adverse pressure gradientsThe effect of a moderate adverse pressure gradient (APG) on the structure of a high-Reynolds-number turbulent boundary layer (TBL) was investigated experimentally using complementary multi-point…Mitchell Lozier, Ahmad Zarei, Ivan Marusic et al.·May 21, 2026SaveLearn
Wavy-wall-based flow control for the suction side geometry of NACA4412 at Retau = 3000The paper presents a high Reynolds number experimental study of turbulent boundary layer separation control on a convex plate using the wavy-wall method, which was initially proposed for a flat plate…Artur Dróżdż, Mathias Romańczyk, Witold Elsner·May 21, 2026SaveLearn
A new Timestep Criterion for the Simulation of Immiscible Two-Phase Flow with IMPES SolversWe present an iterative IMPES solver and a novel timestep criterion for the simulation of immiscible two-phase flow involving compressible fluid phases. The novel timestep criterion uses the…Dominik Burr, Stefan Rief, Konrad Steiner·May 21, 2026SaveLearn
Surfactant-laden breaking wave: regular and spilling regimesWe investigate the influence of insoluble surfactants on the spatio-temporal evolution of breaking waves, focusing on both regular and spilling regimes. Three-dimensional direct numerical simulations…B. Wang, J. Chergui, S. Shin et al.·May 21, 2026SaveLearn
FD-Bench: A Modular and Fair Benchmark for Data-driven Fluid SimulationData-driven modeling of fluid dynamics has advanced rapidly with neural PDE solvers, yet a fair and strong benchmark remains fragmented due to the absence of unified PDE datasets and standardized…Haixin Wang, Ruoyan Li, Fred Xu et al.·May 21, 2026SaveLearn
Stochastic compressible Navier-Stokes equations under location uncertainty and their approximations for ocean modellingThis paper presents a joint theoretical and numerical study of a stochastic version of the compressible Navier-Stokes equations within the location uncertainty (LU) framework, applied to problems…Gilles Tissot, Étienne Mémin, Quentin Jamet·May 21, 2026SaveLearn
Study of flutter instability using the actuator line method for wind energy harvesting devicesThe suitability of the actuator line method (ALM) to predict flutter instability is theoretically studied by employing a two-dimensional linear model of the ALM undergoing harmonic motion. Three…Vitor G. Kleine, Matias Herrera·May 20, 2026SaveLearn
Cilia-driven transport in confined ducts: an active porous media modelCiliated organs transport viscous fluids through confined ducts, yet how duct morphology and ciliary activity jointly set the limits of flow rate and sustainable pressure remains unclear. Here, we…JP Raimondi, Feng Ling, Eva Kanso·May 20, 2026SaveLearn
Micro-explosion of emulsion droplets with nanoparticles at high temperatureCompared with traditional fuels, emulsified fuels can improve fuel atomization and combustion, and nanoparticles as additives have the potential to enhance combustion and reduce emissions. Previous…Houpeng Zhang, Zhen Lu, Tianyou Wang et al.·May 20, 2026SaveLearn
Effect of grid anisotropy, resolution, and subgrid-scale models in pseudo-spectral Large Eddy Simulations of low-level cloudsWe investigate the effect due to grid resolution and subgrid-scale model on large-eddy simulations of low-level clouds using a novel framework that combines pseudo-spectral advection with the…Davide Selvatici, Richard J. A. M. Stevens·May 20, 2026SaveLearn
Beyond Vorticity: An Angular Momentum Perspective on Fluid FlowWhile vorticity is the classical tool for analyzing rotational fluid kinematics, it inherently focuses on local, differential spin. This paper introduces a complementary framework based on the…Ahmed Farooq·May 20, 2026SaveLearn
A Fixed-Grid Affine-Constrained Multiwavelet Coefficient Method for Buckley--Leverett Shock CapturingWe present a fixed-grid conservative affine-constrained modal/multiwavelet coefficient method for one-dimensional Buckley--Leverett saturation transport. The saturation is evolved directly in a local…Christian Tantardini, Evgueni Dinvay·May 20, 2026SaveLearn
Deep Reinforcement Learning Discovers a Novel Control Algorithm for Mitigating Flow-Induced Vibrations in Underactuated Tandem CylindersThis study presents the first experimental implementation of deep reinforcement learning (DRL) for the active real-time suppression of flow-induced vibrations in simultaneously vibrating tandem…Hussam Sababha, Mohammed Daqaq·May 20, 2026SaveLearn
Multi-scale flow analysis for scale-aware urban-canopy modelsAs Numerical Weather Prediction (NWP) models approach hectometric resolution, they increasingly enter a regime where urban heterogeneity is only partially resolved and the assumptions underlying…Jingzi Huang, Maarten van Reeuwijk·May 20, 2026SaveLearn
Multi-scale Dynamic Wake Modeling and Prediction of Floating Offshore Wind Turbines via Physics-Informed Neural Networks and Fourier Neural OperatorsMulti-scale dynamic wake modeling and prediction are essential for the real-time control and optimization of floating offshore wind turbines (FOWTs). In this study, wakes of FOWTs under coupled surge…Guodan Dong, Jianhua Qin, Chang Xu·May 20, 2026SaveLearn
A Simple but Efficient Transformer-Based Physics-Informed Neural Network for Incompressible Navier--Stokes EquationsTraditional computational fluid dynamics and physics-informed neural networks (PINNs) often suffer from high computational cost, mesh sensitivity, and reduced accuracy for strongly nonlinear and…Biswanath Barman, Debdeep Chatterjee, Rajendra K. Ray·May 20, 2026SaveLearn