Emergence of Transport Regimes from the Axial Field-Induced Interfacial Gradients in Uniform Surface Potential NanoporesGate-modulated nanopores have emerged as a promising platform for achieving ion selectivity and ionic current rectification (ICR) with the advantage of active field-based control. However, the…Pramodt Srinivasula, Doyel Pandey·Apr 22, 2026SaveLearn
AI models of unstable flow exhibit hallucinationWe report the first systematic evidence of hallucination in AI models of fluid dynamics, demonstrated in the canonical problem of hydrodynamically unstable transport known as viscous fingering.…Ramdhan Wibawa, Birendra Jha·Apr 22, 2026SaveLearn
Wave-Appropriate Reconstruction of Compressible Multiphase and Multicomponent Flows: Fully Conservative and Semi-Conservative EigenstructuresCompressible multiphase and multicomponent solvers require accurate interface representation without spurious pressure oscillations. At material interfaces, pressure and velocity are continuous while…Amareshwara Sainadh Chamarthi·Apr 21, 2026SaveLearn
Aggregation, breakup, and size-dependent transport in a turbulent channel flow with cohesive particlesDue to attractive inter-particle forces, cohesive particles suspended in turbulence undergo a complex process of aggregation, breakup, and restructuring. Despite a growing body of knowledge on the…Alexandre D. Leonelli, Lukas Widmer, Eckart Meiburg·Apr 21, 2026SaveLearn
The evolution of a gas plume injected into a curved axisymmetric porous channelWe investigate gas injection into water-saturated porous channels with Gaussian and parabolic axisymmetric centrelines, as idealized models of underground gas storage in dome-shaped anticlines.…Peter Castellucci, Radha Boya, Lin Ma et al.·Apr 21, 2026SaveLearn
Maneuvering of an underwater vehicle using bio-inspired pectoral finsA Cyber-physical underwater vehicle is equipped with bio-inspired flapping fins positioned on the sides of the vehicle's main body. The proposed control surfaces are inspired by fish pectoral fins,…Pedro C. Ormonde, Xiaowei He, Kenneth Breuer·Apr 21, 2026SaveLearn
A Statistical Field Theory for Isotropic TurbulenceThis article establishes a first-principles statistical field theory of fully developed isotropic turbulence. Applying an exact Helmholtz decomposition to the local angular momentum field ($ =…Ahmed Farooq·Apr 21, 2026SaveLearn
Acoustofluidic Suppression of Rayleigh Taylor Instability and Fluid Mixing: Stabilization of Stratified Fluids in a MinichannelRayleigh-Taylor Instability (RTI) typically arises when a dense fluid is superimposed on a lighter fluid, where the desta- bilizing gravitational force acting on miscible fluids drives chaotic…Venkatesh Seenuvasan Revathi, Jeyapradhap Thirisangu, Karthick Subramani·Apr 21, 2026SaveLearn
Experimental Demonstration of SDRL Controller for TS Wave Suppression with DBD ActuatorAn experimental wind-tunnel implementation of a model-free single-step deep reinforcement learning (SDRL) controller is presented for TS wave suppression in a flat plate boundary layer. The…Babak Mohammadikalakoo, Sergio Garcia Villasol, Gabriele Salomone et al.·Apr 21, 2026SaveLearn
Why Does Classical Turbulence Obey an Area Law?In incompressible flow the viscous force is solenoidal, whereas the Madelung transform of a spinless Schr\"odinger equation produces only gradient forces. The two are orthogonal, so viscosity cannot…Wael Itani·Apr 21, 2026SaveLearn
Marangoni modulation of coupled Rayleigh-Taylor and Faraday instabilities in vertically oscillated liquid filmsWe investigate the Marangoni modulation of coupled Rayleigh-Taylor and Faraday instabilities in a vertically oscillated Newtonian liquid film carrying insoluble surfactants. Linear stability analysis…Jun Gao, Senlin Zhu, Luca Brandt et al.·Apr 21, 2026SaveLearn
Rather than drafting, vortex capture dictates efficiency in three-hydrofoil schoolsThree-dimensional experiments are presented on a school of three pitching hydrofoils. Two side-by-side leader foils maintain the same relative positions while the location of a third follower foil is…Pedro C. Ormonde, Yuanhang Zhu, Daniel Quinn et al.·Apr 21, 2026SaveLearn
Application of Metric-Based Mesh Adaptation to Hypersonic Aerothermal Simulations Using US3DThe main goal of this paper is to demonstrate the application of metric-based mesh adaptation to real gas problems and highlight the benefits particularly when complex geometries are considered. We…Dirk Ekelschot·Apr 20, 2026SaveLearn
Information decomposition for disentangled and interpretable manifold learning of fluid flows via variational autoencodersWe introduce an information-theoretic framework that uses variational autoencoders (VAEs) to extract compact, physically interpretable manifolds from high-dimensional flow-field data. To this end,…Zhiyuan Wang, Iacopo Tirelli, Stefano Discetti et al.·Apr 20, 2026SaveLearn
Coherent structures in axis-switching elliptical jetsCoherent structures in aspect ratio 2, axis-switching elliptical jets are studied using direct numerical simulation (DNS). Three different datasets are studied with varying near-nozzle forcing…Naia Suzuki, André V. G. Cavalieri, Daniel M. Edgington-Mitchell et al.·Apr 20, 2026SaveLearn
Tangential and normal partial slip at the liquid-fluid interfaces: application to a small liquid droplet, gas bubble, and aerosolAn analytical solution is obtained for the problem of the slow movement of a small drop of a fluid in another immiscible fluid in an infinitely large reservoir with the boundary condition of the…Peter Lebedev-Stepanov·Apr 20, 2026SaveLearn
Functional Renormalization for Elastic BurgulenceWe formulate elastic and elasto-inertial turbulence in the Martin-Siggia-Rose path-integral formalism and develop a systematic source-extended symmetry algorithm to derive Ward identities directly…Johannes Conrad, Martin Oberlack·Apr 20, 2026SaveLearn
Drag reduction regimes in air lubricationAir lubrication regimes were studied using simultaneous drag force measurements and multi-plane imaging to characterize the regimes and identify the governing mechanisms of drag reduction. A bubbly,…Lina Nikolaidou, Ali R Khojasteh, Angeliki Laskari et al.·Apr 19, 2026SaveLearn
On the hydrodynamic behaviour of the immersed boundary -- lattice Boltzmann method for wetting problemsWe study the hydrodynamic behaviour of a mesoscale numerical model for wetting dynamics based on the immersed boundary - lattice Boltzmann (IBLB) method. This IBLB model features a wetting potential…Elisa Bellantoni, Fabio Guglietta, Andreas Demou et al.·Apr 19, 2026SaveLearn
Assessment of Reynolds-Averaged Navier-Stokes Modeling of Jet Interaction in Fan-Array Wind Generator FlowsFan-array wind generators (FAWGs) provide controlled turbulent inflow conditions that cannot be reproduced in conventional wind tunnels. Despite their increasing use in experimental studies,…M. Hosein Niroomand, Utku Şentürk·Apr 19, 2026SaveLearn
FlowRefiner: Flow Matching-Based Iterative Refinement for 3D Turbulent Flow SimulationAccurate autoregressive prediction of 3D turbulent flows remains challenging for neural PDE solvers, as small errors in fine-scale structures can accumulate rapidly over rollout. In this paper, we…Yilong Dai, Yiming Sun, Yiheng Chen et al.·Apr 18, 2026SaveLearn
Directed droplet motion -- Its versatile nature and anticipated applicationsApplications such as digital microfluidics and bio-diagnostics rely on droplet locomotion. A prominent example of such motion is durotaxis, a phenomenon that requires a stiffness gradient along a…Panagiotis E. Theodorakis, Andrey Milchev·Apr 18, 2026SaveLearn
The inviscid Euler limit as a critical boundary for moment-based aerodynamic system identificationFinite-dimensional state-space representations of unsteady aerodynamics implicitly assume a system with fading memory. However, the impulse response of the two-dimensional inviscid (Euler) equations…Sarasija Sudharsan·Apr 17, 2026SaveLearn
Quantum-Inspired Simulation of 2D Turbulent Rayleigh-B\'enard ConvectionTurbulent thermal convection governs heat transport in systems ranging from stellar interiors to industrial heat exchangers. Two-dimensional Rayleigh-B\'enard convection serves as a paradigm for…Nis-Luca van Hülst, Mario Guillaume Cecile, Hai-Yen Van et al.·Apr 17, 2026SaveLearn
Early onset of secondary shear instability in Kelvin-Helmholtz braids at high Reynolds numberWe study the onset of two-dimensional secondary shear instability (SSI) in the braid regions connecting primary Kelvin-Helmholtz billows in stratified shear flows. While strain induced by the billows…Emma R. Bouckley, Sam F. Lewin, Adrien Lefauve·Apr 17, 2026SaveLearn