Optimization of Higher-Order Harmonic Surface Tessellations for Additively Manufactured Air-to-Air Heat ExchangersAir-to-air heat exchangers are vital for energy recovery and thermal management but often suffer from reduced effectiveness, high pressure losses, and increased pumping power in conventional designs.…Patrick Adegbaye, Aigbe E. Awenlimobor, Justin An et al.·Feb 19, 2026SaveLearn
The influence of body anisotropy on wake characteristics and enstrophy production for prolate ellipsoids at ReD = 10,000The flow around prolate ellipsoids is investigated using Large Eddy Simulation (LES) at a Reynolds number of ReD = 10,000 . Five different aspect ratios are considered, with $…Sartaj Tanweer, Mukesh Sharma, Aditya R. Nayak et al.·Feb 19, 2026SaveLearn
Impact of Structure-Preserving Discretizations on Compressible Wall-Bounded Turbulence of Thermally Perfect GasesDirect numerical simulations of compressible turbulent channel flow at supersonic and hypersonic Mach numbers are performed using a thermally perfect gas model for CO2. The objective is to assess…Alessandro Aiello, Andrea Palumbo, Carlo De Michele et al.·Feb 19, 2026SaveLearn
Learning Flow Distributions via Projection-Constrained Diffusion on ManifoldsWe present a generative modeling framework for synthesizing physically feasible two-dimensional incompressible flows under arbitrary obstacle geometries and boundary conditions. Whereas existing…Noah Trupin, Rahul Ghosh, Aadi Jangid·Feb 19, 2026SaveLearn
Controlled dripping from a grooved condensing plateCondensed water on vertical surfaces ultimately leaves the substrate at the lower edge, where accumulated liquid detaches as drops. While droplet growth and surface transport have been extensively…Matteo Leonard, Nicolas Vandewalle·Feb 19, 2026SaveLearn
Penetration of impact-induced jets into skin-simulating materialsThis study compares the penetration characteristics of impact-induced jets with those of laser-induced jets, focusing on the underlying penetration mechanism rather than device performance for…Kohei Yamagata, Yuto Yokoyama, Shoto Sekiguchi et al.·Feb 19, 2026SaveLearn
Order of Magnitude Analysis and Data-Based Physics-Informed Symbolic Regression for Turbulent Pipe FlowFriction losses in rough pipes are often predicted using semi-empirical correlations, such as the Colebrook-White equation (Colebrook,1939), which do not fully replicate Nikuradse's rough-pipe…Yunus Emre Ünal, Özgür Ertunç, Ismail Ari et al.·Feb 19, 2026SaveLearn
Fluid viscoelasticity controls acoustic streaming via shear wavesControl of acoustic streaming can significantly impact fluid and particle transport in microfluidics. We report enhancement, suppression, and reversal of acoustic streaming inside a rectangular…T. Sujith, A. K. Sen·Feb 19, 2026SaveLearn
Evaporation of a freely floating droplet in an airstream: effects of temperature, humidity, and shape oscillationsWe present a comprehensive experimental and theoretical investigation of the evaporation dynamics of freely levitated water droplets in an upward airstream under varying temperature and relative…Shubham Chakraborty, Someshwar Sanjay Ade, Aman John Tudu et al.·Feb 19, 2026SaveLearn
Ground effect on Undulation and pumping near surfacesLocomotion and fluid pumping near surfaces are ubiquitous in nature, ranging from the slow crawling of snails to the rapid flight of bats. This study categorizes these behaviors based on the…Sunghwan Jung·Feb 19, 2026SaveLearn
Axisymmetric cavities in hypersonic flowA detailed experimental campaign is conducted to investigate the shear layer characteristics of an axisymmetric open cavity exposed to a Mach 6 freestream. Experiments are performed in a Ludwieg…Soumya R. Nanda, T. V. Krishna, S. K. Karthick et al.·Feb 18, 2026SaveLearn
Multifluid Hydrodynamic Simulation of Metallic-Plate Collision Using the VOF MethodThe present study is concerned with a one-dimensional problem in explosive welding that pertains to the collision of lead and steel plates. The metal plates and the surrounding air are represented as…Fedor Belolutskiy, Elena Oparina, Svetlana Fortova·Feb 18, 2026SaveLearn
A fluctuating lattice Boltzmann formulation based on orthogonal central momentsThermal fluctuations play a central role in fluid dynamics at mesoscopic scales and must be incorporated into numerical schemes in a manner consistent with statistical mechanics. In this work, we…Alessandro De Rosis, Yang Zhou·Feb 18, 2026SaveLearn
Combined dynamic-kinematic validation of droplet-wall impact modelingMany numerical studies validate droplet wall impact using only maximum spreading diameter, yet this metric alone cannot ensure correct droplet dynamics. We present a combined dynamic contact angle…Dmitry Zharikov, Maxim Piskunov, Dmitry Kolomenskiy·Feb 18, 2026SaveLearn
Singular jets in free-falling dropletsWe report on singular jets in a free-falling liquid tin droplet following nanosecond laser-pulse impact. Following impact, the droplet (with diameter D0=50 or 70\,μm) undergoes rapid radial…M. Kharbedia, H. Franca, H. K. Schubert et al.·Feb 18, 2026SaveLearn
Effect of flexibility on the pitch-heave flutter instability of a flexible foil elastically supported on its leading edgeAn analytical tool is presented to compute the parametric regions of flutter instabilities of a two-dimensional flexible foil elastically mounted. It is based on a new analytical formulation of the…Ramon Fernandez-Feria·Feb 17, 2026SaveLearn
Physics-informed data-driven inference of an interpretable equivariant LES model of incompressible fluid turbulenceRestrictive phenomenological assumptions represent a major roadblock for the development of accurate subgrid-scale models of fluid turbulence. Specifically, these assumptions limit a model's ability…Matteo Ugliotti, Brandon Choi, Mateo Reynoso et al.·Feb 17, 2026SaveLearn
Equilibrium statistical mechanics of waves in inhomogeneous moving mediaWe adapt the microcanonical framework of equilibrium statistical mechanics to predict the statistics of short waves in inhomogeneous moving media. For steady inhomogeneities and background flow, we…Alexandre Tlili, Basile Gallet·Feb 17, 2026SaveLearn
Influence of the Inhalation Route on Tracheal Flow Structures in Patient-Specific Airways using 3D PTVThe tracheal flow field shapes particle transport into the lower airways and thus influences both the spread of inhaled pathogens and the effectiveness of aerosol-based therapies. Identifying how…Benedikt H. Johanning-Meiners, Luca Mayolle, Dominik Krug et al.·Feb 17, 2026SaveLearn
Uni-Flow: a unified autoregressive-diffusion model for complex multiscale flowsSpatiotemporal flows govern diverse phenomena across physics, biology, and engineering, yet modelling their multiscale dynamics remains a central challenge. Despite major advances in physics-informed…Xiao Xue, Tianyue Yang, Mingyang Gao et al.·Feb 17, 2026SaveLearn
Novel distance-based masking and adaptive alpha-shape methods for CNN-ready reconstruction of arbitrary 2D CFD flow domainsInterpolating scattered CFD datasets onto a uniform Cartesian grid can distort the true geometry, producing a convex-hull type envelope and activating nonphysical regions. This work presents a…Mehran Sharifi, Gorka S. Larraona, Alejandro Rivas·Feb 17, 2026SaveLearn
Fluids You Can Trust: Property-Preserving Operator Learning for Incompressible FlowsWe present a novel property-preserving kernel-based operator learning method for incompressible flows governed by the incompressible Navier--Stokes equations. Traditional numerical solvers incur…Ramansh Sharma, Matthew Lowery, Houman Owhadi et al.·Feb 17, 2026SaveLearn
A Robust Truncated-Domain Approach for Cone--Jet Simulations in Electrospinning and ElectrosprayingDirect numerical simulations of electrospinning and electrospraying are computationally demanding due to large-scale separation between the needle and the tip-to-collector distance. The cone-jet mode…Ghanashyam K. C., Satyavrata Samavedi, Harish N Dixit·Feb 17, 2026SaveLearn
Global phase-space geometry of three-dimensional gliding: terminal velocity manifolds, separatrices, and stability structureWe develop a three-dimensional dynamical-systems framework for passive gliding and identify the global phase-space structures that organize its motion. Extending previous two-dimensional models of…Mohamed Zakaria, Shane D. Ross·Feb 16, 2026SaveLearn
Time-resolved X-ray radiography of through-thickness liquid transport in partly saturated needle-punched nonwovensNonwoven fibre networks underpin filtration, insulation and geotextiles, where liquid uptake, redistribution and release govern performance. In needle-punched felts, barbed needles mechanically…Patrick Wegele, Zisheng Yao, Jonas Tejbo et al.·Feb 16, 2026SaveLearn