Data-Augmented Resolvent Analysis of Wall-Bounded High-Pressure Transcritical FlowHigh-pressure transcritical fluid flows are central to modern energy and propulsion systems. A key challenge arises in confined configurations, where optimizing performance requires a detailed…M. Bernades, J. M. O. Massey, B. J. McKeon et al.·Sep 29, 2025SaveLearn
A curvilinear surface ALE formulation for self-evolving Navier-Stokes manifolds - Stabilized finite element formulationThis work presents a stabilized finite element formulation of the arbitrary Lagrangian-Eulerian (ALE) surface theory for Navier-Stokes flow on self-evolving manifolds developed in Sauer (2025). The…Roger A. Sauer·Sep 29, 2025SaveLearn
A Computational Fluid Dynamics MacroModel for the Design of Bed AdsorbersA new three-dimensional (3D) multiphase computational fluid dynamics (CFD) model for adsorption physics in packed beds of spherical beads is developed and validated. The model is constituted at a…Mohamad Najib Nadamani, Mostafa Safdari Shadloo, Talib Dbouk·Sep 29, 2025SaveLearn
Lagrangian description and quantification of scalar mixing in fluid flows from particle tracksUnderstanding, quantifying and controlling transport and mixing processes are central in the study of fluid flows. Many different Lagrangian approaches have been proposed for detecting organizing…Anna Klünker, Alexandra von Kameke, Kathrin Padberg-Gehle·Sep 29, 2025SaveLearn
Aerodynamic performance and robustness of a nature-inspired concept for a micro-scale wind turbineWe present direct numerical simulations of a novel concept for a micro-scale wind turbine, inspired in the mechanics of the auto-rotation of winged seeds. In this nature-inspired concept the turbine…J. M. Catalán, G. Arranz, M. Moriche et al.·Sep 29, 2025SaveLearn
VIVALDy: A Hybrid Generative Reduced-Order Model for Turbulent Flows, Applied to Vortex-Induced VibrationsDeveloping reduced-order models applicable to fluid-dynamics problems involving complex geometries and different flow conditions remains a critical challenge for turbulent flows. This study…Niccolò Tonioni, Lionel Agostini, Franck Kerhervé et al.·Sep 29, 2025SaveLearn
Direct numerical simulation of two-phase flows with surfactant-induced surface viscous effectsDirect numerical simulations of interfacial flows with surfactant-induced complexities involving surface viscous stresses are performed within the framework of the Level Contour Reconstruction Method…Debashis Panda, Seungwon Shin, Abdullah M. Abdal et al.·Sep 29, 2025SaveLearn
A classification of mode-1 internal solitary waves in a three-layer fluidWe explore the bifurcation structure of mode-1 solitary waves in a three-layer fluid confined between two rigid boundaries. A recent study (Lamb, J. Fluid Mech. 2023, 962, A17) proposed a method to…Ricardo Barros, Alex Doak, Wooyoung Choi et al.·Sep 29, 2025SaveLearn
Kinetic energy instability of pipe flow in finite domainsThe instability of pipe flow has been a subject of extensive research, yet a significant gap remains between experimental observations and theoretical predictions. This study revisits the classical…Chiara Giraudo, Ingeborg G. Gjerde, Miroslav Kuchta et al.·Sep 29, 2025SaveLearn
Event-based complexity in atmospheric turbulenceSince the studies of Kolmogorov and Oboukhov in 1941, the problem of intermittent large velocity excursions was recognized to be one of the most intriguing and elusive aspects of turbulent flows.…Paolo Paradisi, Rita Cesari·Sep 29, 2025SaveLearn
Graph-Based Learning of Free Surface Dynamics in Generalized Newtonian Fluids using Smoothed Particle HydrodynamicsIn this study, we propose a graph neural network (GNN) model for efficiently predicting the flow behavior of non-Newtonian fluids with free surface dynamics. The numerical analysis of non-Newtonian…Hyo-Jin Kim, Jaekwang Kim, Hyung-Jun Park·Sep 29, 2025SaveLearn
Cause-and-effect approach to turbulence forecastingTraditional approaches to turbulence forecasting often rely on correlation-based criteria for input selection. These methods may select variables that correlate with the target without truly driving…Álvaro Martínez-Sánchez, Adrián Lozano-Durán·Sep 29, 2025SaveLearn
Experimental Investigation of Acoustically Forced Helium Jet in Crossflow Using Shadowgraphy and Modal AnalysisThis study presents an experimental investigation of helium jet in crossflow of air, with an objective to understand the influence of acoustic forcing on jet behavior and mixing. Unforced and…Ankur Kumar, Sita Ram Sahu, Narsing K Jha et al.·Sep 28, 2025SaveLearn
Rapid and Cost-Effective In situ Fabrication of Nanoporous Membranes in Microfluidic Devices for Biomedical and Environmental ApplicationsMicro/nanoporous membranes have been used extensively in biological and medical applications associated with filtration, particle sorting, cell separation, and real-time sensing. Expanding its…Arijit Mohanta, Zakia Farhat, Yeshudan Bora et al.·Sep 28, 2025SaveLearn
Experimental study of diffusiophoresis in a cellular flowIn this article, we study experimentally the dispersion of colloids in a two-dimensional, time independent, Rayleigh-B\'enard flow in the presence of salt gradients. Due to the additional scalar, the…Florence Raynal, Menghua Zhao, Romain Volk·Sep 28, 2025SaveLearn
Exploring the Applicability of the Lattice-Boltzmann Method for Two-Dimensional Turbulence SimulationThe Lattice-Boltzmann method is a mesoscopic approach for solving hydrodynamic problems involving both laminar and turbulent fluids. Although the suitability for the former cases is supported by a…Raquel Dapena-García, Vicente Pérez-Muñuzuri·Sep 28, 2025SaveLearn
Scaling rules for multiphase flow in vertical VenturisEmploying a suitable scaling rule in gas-liquid flow can produce dynamically comparable results, which helps in the development of flow models applicable to a wide range of flow conditions and…Meng-Ke Zhan, Cheng-Gang Xie, Jian-Jun Shu·Sep 28, 2025SaveLearn
Time-domain pressure and surface wave propagation over generic topography due to sea floor motionThe surface gravity wave evolution, imitating tsunamis triggered by the ocean floor's arbitrary temporal motion over a generic seafloor topography, is investigated using the linearised water wave…Ravindra Pethiyagoda, Santu Das, Michael H. Meylan·Sep 27, 2025SaveLearn
A Framework to Systematically Study the Nonlinear Fluid-Structure Interaction of Phononic Materials with Aerodynamic FlowsPhononic materials (PMs) are periodic media that exhibit novel elastodynamic responses. While PMs have made progress in vibration-mitigation applications, recent studies have demonstrated the…Vinod Ramakrishnan, Arturo Machado Burgos, Sangwon Park et al.·Sep 27, 2025SaveLearn
Optimized Fish Locomotion using Design-by-Morphing and Bayesian OptimizationNature has always inspired scientists and engineers to understand the underlying mechanism leading to optimal design in bio-inspired dynamics. This study presents a computational framework for…Hamayun Farooq, Imran Akhtar, Muhammad Saif Ullah Khalid et al.·Sep 27, 2025SaveLearn
Blowup driven by critical balance in a differential kinetic model of gravity wave turbulenceWe describe the blowup scenarios in a phase-parametrized differential approximation kinetic model (N-DAM), inspired by the physics of deep water surface gravity waves and recently obtained using…Daniel Schubring, Vladimir Rosenhaus, Simon Thalabard·Sep 27, 2025SaveLearn
Screening Canopy-Induced Wind with a Lightweight 2-D RANS Quadratic-Drag ModelVegetation belts are widely used in urban planning to manage pedestrian wind, dust dispersion, and outdoor thermal comfort. This paper presents a compact method for predicting canopy-induced flow…Wichai Pattanapol, Adam Gill·Sep 27, 2025SaveLearn
Droplet rebounds off a fluid bath at low Weber numbersWe present a method to simulate non-coalescing impacts and rebounds of droplets onto the free surface of a liquid bath, together with new experimental data, focused on the low-speed impact of…Elvis A. Agüero, Carlos A. Galeano-Rios, Clodoaldo Ragazzo et al.·Sep 26, 2025SaveLearn
Quasi-geostrophic limiting dynamics and energetics of the LANS-α modelThe Lagrangian-Averaged Navier-Stokes-α (LANS-α) model, a turbulence closure scheme based on energy-conserving modifications to nonlinear advection, can produce more energetic…L. R. Seitz, Beth A. Wingate·Sep 26, 2025SaveLearn
Effect of Expansion Geometry on Turbulence in Axisymmetric Pipe FlowsWe investigate the influence of expansion geometry on the flow field and turbulence structure in axisymmetric pipe flows through comparative analysis of abrupt (90) and gradual (45)…Jibu Tom Jose, Gal Friedmann, Dvir Feld et al.·Sep 26, 2025SaveLearn