Harnessing natural and mechanical airflows for surface-based atmospheric pollutant removalRemoval strategies for atmospheric pollutants are increasingly being considered to mitigate global warming and improve public health. However, the global potential of surface-based removal techniques…Samuel D. Tomlinson, Aliki M. Tsopelakou, Tzia M. Onn et al.·May 20, 2026SaveLearn
Simulations of Particle-Laden Flows with Large Dispersed-Phase Size Disparities Using Highly Scalable Parallel Adaptive MethodsThe numerical simulation of multiphase flows involving dispersed components with large scale disparities, such as the collisions between millimeter-sized bubbles and micron-sized mineral particles in…Linfeng Jiang, Enrico Calzavarini, Dominik Krug·May 19, 2026SaveLearn
Entropy-stable discretizations for the compressible Euler equations using simple adaptive averagesEntropy stabilization of the compressible Euler system is achieved by adapting the averages that are applied to the density and internal energy variables. The approach achieves non-linear robustness…Carlo De Michele, Ayaboe K. Edoh·May 19, 2026SaveLearn
Two-point enstrophy dynamics in homogeneous isotropic turbulenceIn the present work we investigate the multiscale dynamics of enstrophy in homogeneous isotropic turbulence by exploiting the two-point formalism provided by the Kármán-Howarth-Monin-Hill approach.…Gabriele Boga, Carlos B. da Silva, Sergio Chibbaro et al.·May 19, 2026SaveLearn
Performance Evaluation of RANS-Based Turbulence Models in Predicting Turbulent Non-Premixed Swirling Combustion within a Realistic Can CombustorThis study has presented a comprehensive computational fluid dynamics (CFD) analysis of combustion flow in a realistic can combustor, evaluating the influence of various turbulence models on flow,…Aishvarya Kumar, Ram Prakash Bharti·May 19, 2026SaveLearn
Parity-Dependent Scaling of Velocity-Gradient Correlations in TurbulenceWe investigate two-point velocity-gradient correlation functions in homogeneous isotropic turbulence using exact relations and direct numerical simulations. The second-order gradient correlation is…Anwesha Dey, Ritwik Mukherjee, Aikya Banerjee et al.·May 19, 2026SaveLearn
Kinetic closure of turbulence: collision-side modeling beyond the filtered Boltzmann equationThis article extends a recently introduced kinetic closure of turbulence by developing its theoretical framework, operational realizations, and validation. In contrast with filtered Navier--Stokes…Francesco Marson, Orestis Malaspinas·May 19, 2026SaveLearn
Self-similar breakup of a liquid ligament with a solid particleThe breakup of thinning (stretching) liquid ligaments is strongly influenced by localized perturbations arising from impurities or suspended particles. Using numerical simulations and analytical…Sanjay Shukla, Federico Toschi·May 19, 2026SaveLearn
Large-eddy simulation of moderately dense evaporating sprays with particle-informed super-resolutionIn large-eddy simulation (LES) of dense sprays or sprays with pronounced clustering, evaporation rates can be inaccurate when the mesh is too coarse to provide realistic boundary conditions for the…Ruyue Cheng, Ali Shamooni, Andreas Kronenburg et al.·May 19, 2026SaveLearn
HiLiftAeroML: High-Fidelity Computational Fluid Dynamics Dataset for High-Lift Aircraft AerodynamicsThis paper describes the first-ever open-source high-fidelity CFD dataset of a high-lift aircraft for the purpose of AI surrogate model development. The dataset is composed of 1800 samples, arising…Neil Ashton, Adam Clark, Liam Heidt et al.·May 19, 2026SaveLearn
Graph-based automated discovery of concise soil hydraulic functions from data: beyond the Mualem - van Genuchten modelSoil hydraulic functions are fundamental to modelling water flow and transport in vadose-zone hydrology and are central to a wide range of hydrological and geoscientific applications. Yet in…Hao Xu, Jinshen Sun, Yuntian Chen et al.·May 19, 2026SaveLearn
Prescribed Wall-Heat-Flux Control of Blockage and Impulse in a Rarefied Micro-NozzlePrescribed wall heat flux provides an active route for controlling rarefied micro-nozzle flows, but its effect is governed by the coupled wall--bulk thermal response rather than by the imposed flux…Amirmehran Mahdavi, Ehsan Roohi·May 19, 2026SaveLearn
Multiresolution analysis on tessellation graphs for inertial particle dynamicsA multiresolution technique on tessellation graphs for particle dynamics is proposed. This allows to split spatial field data given on millions of discrete particle positions into scale-dependent…Keigo Matsuda, Thibault Maurel-Oujia, Kai Schneider·May 19, 2026SaveLearn
Instability of microbial droplets growing on viscous substratesWe develop and analyze a model for a flat microbial droplet growing on the surface of a three-dimensional viscous fluid. The model describes growth-induced stresses at the fluid surface, density…Vicente Gomez Herrera, Scott Weady·May 19, 2026SaveLearn
Enhanced numerical approaches for modeling insoluble surfactants in two-phase flows with the diffuse-interface methodSurfactants reside at the interface of two-phase flows and significantly influence the flow dynamics. Numerical simulations are essential for a comprehensive understanding of such surfactant-laden…Shu Yamashita, Shintaro Matsushita, Tetsuya Suekane·May 19, 2026SaveLearn
P-Bifurcations in Stochastic Flutter Model Under TurbulenceAeroelastic flutter represents a critical nonlinear instability arising from the coupling between structural elasticity and unsteady aerodynamics. In deterministic settings, flutter onset is…Sunia Tanweer, Firas A. Khasawneh·May 19, 2026SaveLearn
FLUME-FNO: data-efficient and scalable prediction of 3D wind and temperature fields in unseen urban morphologiesUrban microclimate, encompassing wind and temperature fields shaped by building geometry, significantly impacts energy consumption, pedestrian winds, pollutant dispersion, urban heat island, and…Shaoxiang Qin, Theodore Potsis, Dongxue Zhan et al.·May 19, 2026SaveLearn
Viability of Tensor Train Methods for Geophysical Fluid DynamicsTensor train (TT) methods have recently gained popularity for accelerating the solving of systems of PDEs. Here, we evaluate the performance of TT methods in the context of geophysical fluid dynamics…Jeremy Lilly, Derek DeSantis, Mark R. Petersen·May 18, 2026SaveLearn
Unitary discretization of the Koopman-von Neumann equation for quantum simulation of fluid and plasma dynamicsThe Koopman--von Neumann (KvN) formulation of spectrally truncated fluid and plasma dynamics is considered as a potential approach for quantum computation. The KvN framework embeds the Liouville…Aleksandar Jemcov, Scott C. Morris·May 18, 2026SaveLearn
Mapping the Turn: An Eulerian Binormal-Axis Diagnostic for Recirculating 3D FlowsThree-dimensional (3D) recirculating flows are often interpreted qualitatively from selected streamline visualizations. In separated flows, such recirculating motion is central to the drag…John Marshall Cooper, Wen Wu·May 18, 2026SaveLearn
Faraday waves covered by a viscoelastic sheetThe hydroelastic response of free floating viscoelastic covers is measured using Faraday waves on the surface of a vertically oscillated fluid layer. We systematically vary the thickness d of the…Hanna Pot, Bram Christiaens, Willem van de Water·May 18, 2026SaveLearn
Dynamic Evolution of Pore-scale Heterogeneity and Transport Conditions Control Mineral Dissolution RegimesMineral dissolution in porous media is classically partitioned into static regimes within the Pe-Da plane, but this framework fails to capture the dissolution behavior of structurally complex rocks.…Jinlei Wang, Yongfei Yang, Martin J. Blunt et al.·May 18, 2026SaveLearn
A discrete Boltzmann model with state-dependent power-law relaxation time for nonequilibrium transport in compressible flowsThermodynamic nonequilibrium effects play a central role in momentum and energy transport in compressible flows. In conventional BGK kinetic models, the relaxation time τ is taken as a constant,…Demei Li, Zhongyi He, Huilin Lai et al.·May 18, 2026SaveLearn
Electrolyte flows under magnetic fields: Manning-like counterion condensation in one dimensionWe present a theoretical framework for unidirectional electromagnetohydrodynamic flow of dilute electrolytes under perpendicular magnetic fields. Starting from the Navier--Stokes equation coupled…Yoav Tsori, Hannes Uecker·May 18, 2026SaveLearn
Long-horizon prediction of three-dimensional wall-bounded turbulence with CTA-Swin-UNet and resolvent analysisLong-horizon prediction of three-dimensional (3D) wall-bounded turbulence with machine-learning methods remains a challenging task, due to the rapid accumulation of autoregressive errors and the…Bo Chen, Yitong Fan, Jie Yao et al.·May 18, 2026SaveLearn