On the local anisotropy of quasi-two-dimensional forced shallow flow: An experimental studyWe experimentally investigate quasi-two-dimensional (Q2D) forced shallow flows in the presence of solid boundaries and analyze the deviation from the Kolmogorov-Kraichnan (KK) theory. Complex motion…Ghassan Antar, Jamal El Kuweiss, Kai Schneider et al.·Jan 3, 2026SaveLearn
A two-temperature gas-kinetic scheme for hypersonic nonequilibrium flow computationsAccurate aerodynamic and aerothermodynamic predictions are crucial for numerous hypersonic applications. This paper proposes a gas-kinetic scheme (GKS) coupled with a two-temperature kinetic model,…Xingjian Gao, Xing Ji, Hualin Liu et al.·Jan 3, 2026SaveLearn
Implicit Large Eddy Simulation of Nearly Incompressible Flows with a Discontinuous Galerkin-Boltzmann FormulationWe present a high-order implicit large eddy simulation (ILES) approach for simulating flows at the nearly incompressible regime. Our methodology based on utilization of a nodal discontinuous Galerkin…Onur Ata, Atakan Aygun, Tim Warburton et al.·Jan 2, 2026SaveLearn
Morphology of ice structures induced by a freezing rivuletWe investigate the solidification of a water rivulet flowing over a cold inclined substrate and the resulting formation of three-dimensional ice structures. Using a controlled hydraulic and thermal…Hélie de Miramon, Wladimir Sarlin, Christophe Josserand et al.·Jan 2, 2026SaveLearn
Solving nonlinear subsonic compressible flow in infinite domain via multi-stage neural networksIn aerodynamics, accurately modeling subsonic compressible flow over airfoils is critical for aircraft design. However, solving the governing nonlinear perturbation velocity potential equation…Xuehui Qian, Hongkai Tao, Yongji Wang·Jan 1, 2026SaveLearn
Coupled Modal-Nonmodal Interactions Due to Periodic, Infinite Train of Convecting Vortices (TCV)Events during transition to turbulence either follow modal or non-modal routes, or combinations of the two. Here, we report a computational investigation of strong freestream excitation caused by a…Jyothi Kumar Puttam, Prasannabalaji Sundaram, Vajjala K. Suman et al.·Jan 1, 2026SaveLearn
Hydrodynamic flows induced by localized torques (rotlets) in wedge-shaped geometriesWedge-shaped geometries in low-Reynolds-number flows are of increasing importance, for instance, in the design of microfluidic devices. The corresponding Green's functions describing the induced flow…Abdallah Daddi-Moussa-Ider, Jakob Mihatsch, Michael J. Mitchell et al.·Jan 1, 2026SaveLearn
Data-driven reduced order model for residence time distribution analysis of an industrial-scale continuous casting tundishThe continuous casting tundish plays a critical role as a metallurgical reactor in the continuous casting process, with its flow characteristics serving as a key parameter in the production of…Harshith Gowrachari, Mattia Giuseppe Barra, Giovanni Stabile et al.·Jan 1, 2026SaveLearn
Simulations of two-dimensional single-mode Rayleigh-Taylor Instability using front-tracking/ghost-fluid method: comparison to experiments and theoryTwo-dimensional single-mode Rayleigh-Taylor Instability (RTI) is simulated using an accurate and robust front-tracking/ghost-fluid method (FT/GFM) with high-order weighted essentially non-oscillatory…James Burton, Tulin Kaman·Dec 31, 2025SaveLearn
Interaction of a Vortex Pair with a Polymeric Fluid LayerThe interaction of vortical structures with boundaries has been extensively studied in Newtonian fluids, where conditions such as no slip walls, free surfaces, or contaminated surfaces dictate…Rabia Sonmez, Robert A. Handler, David B. Goldstein et al.·Dec 31, 2025SaveLearn
Influence of Centre Body on the Dynamics of Isothermal Flow Swirl CombustorThis study examines the effect of centre-body geometry on the dynamics of an isothermal, non-reacting swirl combustor through computational fluid dynamics (CFD) simulations. Two different central…Ratnesh Pathak, Nitesh Kumar Sahu, Pradeep Kumar Sonkar·Dec 31, 2025SaveLearn
Learning Temporally Consistent Turbulence Between Sparse Snapshots via Diffusion ModelsWe investigate the statistical accuracy of temporally interpolated spatiotemporal flow sequences between sparse, decorrelated snapshots of turbulent flow fields using conditional Denoising Diffusion…Mohammed Sardar, Małgorzata J. Zimoń, Samuel Draycott et al.·Dec 31, 2025SaveLearn
On Prats' problem with anomalous diffusionThe classical Prats' problem of flow instability in a horizontal porous channel saturated by a fluid subject to a buoyancy force is reconsidered. In the original formulation, the driving buoyancy…A. Barletta·Dec 31, 2025SaveLearn
Finite-Inertia Corrections and Breakdown of Gor'kov Theory in Acoustic Levitation of DropletsAcoustic levitation is widely used for contactless droplet manipulation, yet the standard Gor'kov description obtained by time averaging the acoustic field lacks a quantitative validity criterion. In…Hollis Williams·Dec 31, 2025SaveLearn
Electrostatic enhancement of particle collision rates in atmospheric flowsCollisional growth of tiny particles is a fundamental process governing the growth of cloud droplets and the aggregation of ash particles in volcanic plumes, with direct implications for…Srikumar Warrier, Anubhab Roy, Pijush Patra·Dec 30, 2025SaveLearn
Beyond chaos: fluctuations, anomalies and spontaneous stochasticity in fluid turbulenceIn this perspective, we consider the development of statistical hydrodynamics, focusing on the way in which the intrinsic stochasticity of turbulent phenomena was identified and is being explored. A…Gregory L. Eyink, Nigel Goldenfeld·Dec 30, 2025SaveLearn
Hovering efficiency optimization of the cycloidal propeller with end platesCycloidal propellers are known for their omnidirectional vectored thrust, enabling smooth transitions between hovering and forward flight, making them ideal for unmanned aerial vehicles (UAVs) and…Han Zhen Li, Yu Hu, Lai Zhang et al.·Dec 30, 2025SaveLearn
Transport and orientation of anisotropic particles settling in surface gravity wavesWe study the translation and orientation dynamics of an anisotropic particle settling in monochromatic linear surface gravity waves. Recent work has shown that a neutrally buoyant spheroid attains a…Himanshu Mishra, Anubhab Roy·Dec 30, 2025SaveLearn
Exact analysis of potential flow past bodies of irregular shapesFluid flow past one or more solid bodies is a fundamental problem of much practical importance. Standard solutions of simplified problems involving incompressible inviscid irrotational flow past…Ankur Jain·Dec 29, 2025SaveLearn
Turbulence Kinetic Energy Distribution and Heat Transfer in a Porous Layer Induced by Bluff Body Vortex SheddingWhen a turbulent vortex impinges on a porous layer, it creates a complex multiscale interaction: the wake structures that form in the free fluid engage with the intricate geometry of the pores, and…Thibaut K Kemayo, Justin Courter, Vishal Srikanth et al.·Dec 29, 2025SaveLearn
A Relative Liutex Method for Vortex IdentificationA relative Liutex vortex identification method is proposed in this study, together with its explicit mathematical formulation. The method is designed to identify vortical structures based solely on…Jiawei Chen, Yifei Yu, Chaoqun Liu·Dec 29, 2025SaveLearn
Compressibility Effects on Leading-Edge Dynamic Stall Criteria at High Reynolds NumberThis study examines the applicability of two leading-edge dynamic stall criteria, namely, the maximum magnitudes of the leading-edge suction parameter (LESP) and the boundary enstrophy flux (BEF), in…Sarasija Sudharsan, Anupam Sharma·Dec 29, 2025SaveLearn
Three-dimensional modelling of serrated trailing-edge noise based on the Wiener-Hopf techniqueIn this paper, a semi-analytical model based on the Wiener-Hopf technique is developed to predict the turbulent boundary layer trailing edge noise from serrated edges, aiming to account for the…Sicheng Zhang, Benshuai Lyu·Dec 29, 2025SaveLearn
Closed-Form Expressions for Five-Digit Reflex Camber-Line Design ParametersDespite nearly a century of use in tailless and flying-wing aircraft, the NACA five-digit reflex camber-line family lacks published closed-form expressions for the governing design integrals;…Kio M. Lovric·Dec 29, 2025SaveLearn
Elliptical liquid jets in a supersonic cross-flow: Influence of J on atomization mechanism and unsteadinessIn our previous study [Medipati et al., (2025) J. Fluid Mech. 1014, A34] medipati2025elliptic, a detailed experimental investigation is performed on the elliptical…Chandrasekhar Medipati, Sivakumar Deivandren, Raghuraman N Govardhan·Dec 29, 2025SaveLearn