Hidden symmetry in passive scalar advected by 2D Navier-Stokes turbulenceHere we show that passive scalars possess a hidden scaling symmetry when considering suitably rescaled fields. Such a symmetry implies (i) universal probability distribution for scalar multipliers…Chiara Calascibetta, Luca Biferale, Fabio Bonaccorso et al.·Apr 15, 2025SaveLearn
Modeling Surface Wave Propagation over Meniscus and Scattering by a Surface-piercing BarrierRecent experiments have revealed that the meniscus formed near a surface-piercing barrier can significantly alter the propagation and scattering of capillary-gravity surface waves, beyond what…Guoqin Liu, Zhengwu Wang, Likun Zhang·Apr 15, 2025SaveLearn
Scattering of Capillary-Gravity Waves by a Fixed, Semi-immersed Cylindrical Barrier with Contact Line DissipationThe scattering of surface waves by structures intersecting liquid surfaces is fundamental in fluid mechanics, with prior studies exploring gravity, capillary, and capillary-gravity wave interactions.…Guoqin Liu, Likun Zhang·Apr 15, 2025SaveLearn
Meniscus-Driven Modulation of Surface Wave Transmission Across BarriersMeniscus oscillations at interfaces between liquids, solids, and air significantly impact fluid dynamics and control. While idealized models exist, experimental data on capillary-gravity wave…Zhengwu Wang, Guoqin Liu, Likun Zhang·Apr 15, 2025SaveLearn
Advances in Prebiotic Chemistry: the potential of Analog Computing and Navier-Stokes Nernst-Planck (NPNS) Modeling in Organic Electronics Technologies (OECTs)In this article, we attempt to make a conceptual bridge between the research in biology, pre-biotic chemistry, biomimetics, and the tools used in organic bioelectronics in terms of materials and…Giuseppe De Giorgio, Pasquale D'Angelo, Giuseppe Tarabella et al.·Apr 15, 2025SaveLearn
Unraveling Momentum and Heat Intercoupling in Reattaching Turbulent Boundary Layers Using Dynamic Mode DecompositionDynamic mode decomposition method is deployed to investigate the heat transfer mechanism in a compressible turbulent shear layer and shockwave. To this end, highly resolved Large Eddy Simulations are…Rozie Zangeneh·Apr 15, 2025SaveLearn
Adaptive Compressible Smoothed Particle HydrodynamicsModulating the number of particles in a region is key to accurately capturing the nuances in compressible flows with Smoothed Particle Hydrodynamics (SPH). This paper presents a volume-based adaptive…Navaneet Villodi, Prabhu Ramachandran·Apr 15, 2025SaveLearn
Policy heterogeneity improves collective olfactory search in 3-D turbulenceWe investigate the role of policy heterogeneity in enhancing the olfactory search capabilities of cooperative agent swarms operating in complex, real-world turbulent environments. Using odor fields…Lorenzo Piro, Robin A. Heinonen, Maurizio Carbone et al.·Apr 15, 2025SaveLearn
On kinetic energy localization in fluid flowThis works focuses on participation number -- a parameter that allows to quantitatively asses the level of kinetic energy localization. The author presents a clear way of deriving participation…Damian Śnieżek·Apr 15, 2025SaveLearn
What it takes to break a liquid: analysis of the cavitation threshold in various mediaCavitation has historically been related to parameters measured at equilibrium, such as vapor pressure and surface tension. However, nucleation might occur when the liquid is metastable, especially…Gianmaria Viciconte, Paolo Guida, Tadd T. Truscott et al.·Apr 15, 2025SaveLearn
Modeling liquid-mediated interactions for close-to-substrate magnetic microparticle transport in dynamic magnetic field landscapesUnderstanding the on-chip motion of magnetic particles in a microfluidic environment is key to realizing magnetic particle-based Lab-on-a-chip systems for medical diagnostics. In this work, a…Markus Gusenbauer, Rico Huhnstock, Alexander Kovacs et al.·Apr 15, 2025SaveLearn
TURB-MHD: an open-access database of forced homogeneous magnetohydrodynamic turbulenceWe present TURB-MHD, a database formed by six datasets of three-dimensional incompressible homogeneous magnetohydrodynamic turbulence maintained by a large-scale random forcing with minimal injection…Damiano Capocci, Luca Biferale, Fabio Bonaccorso et al.·Apr 14, 2025SaveLearn
Visual anemometry of natural vegetation from their leaf motionHigh-resolution, near-ground wind-speed data are critical for improving the accuracy of weather predictions and climate models,1-3 supporting wildfire control efforts,4-7 and ensuring the…Roni H. Goldshmid, John O. Dabiri, John E. Sader·Apr 14, 2025SaveLearn
Graph-based Complexity and Computational Capabilites of Proteinoid Spike SystemsProteinoids, as soft matter fluidic systems, are computational substrates that have been recently proposed for their analog computing capabilities. Such systems exhibit oscillatory electrical…Saksham Sharma, Adnan Mahmud, Giuseppe Tarabella et al.·Apr 14, 2025SaveLearn
Rayleigh-B\'enard-Marangoni convection in binary fluids - Effect of miscibility on oscillatory modeThe pair of fluids, FC72- 1cSt silicone oil, exhibiting temperature-sensitive miscibility gap is considered in this study to investigate the classical Rayleigh-B\'enard-Marangoni (RBM) instability.…Anubhav Dubey, Saumyakanta Mishra, S. V. Diwakar et al.·Apr 14, 2025SaveLearn
Geometric Solution of Turbulent MixingWe derive an analytical solution for the one-point distribution of a passive scalar in decaying homogeneous turbulence, in the limit of strong turbulence (high Re, fixed Schmidt number). Velocity…Alexander Migdal·Apr 14, 2025SaveLearn
Stability analysis of discrete Boltzmann simulation for supersonic flows: Influencing factors, coupling mechanisms and optimization strategiesSupersonic flow simulations face challenges in trans-scale modeling, numerical stability, and complex field analysis due to inherent nonlinear, nonequilibrium, and multiscale characteristics. The…Yanhong Wu, Yanbiao Gan, Aiguo Xu et al.·Apr 14, 2025SaveLearn
Incipient motion of a single particle on a regular substrate in an oscillatory flowWe investigate and model the initiation of motion of a single particle on a structured substrate within an oscillatory boundary layer flow, following a mechanistic approach. By deterministically…Timo J. J. M. van Overveld, Marco Mazzuoli, Markus Uhlmann et al.·Apr 14, 2025SaveLearn
Virtual domain extension for imposing boundary conditions in flow simulation using pre-trained local neural operatorThis paper builds up a virtual domain extension (VDE) framework for imposing boundary conditions (BCs) in flow simulation using pre-trained local neural operator (LNO). It creates extended virtual…Ximeng Ye, Hongyu Li, Zhen-Guo Yan·Apr 14, 2025SaveLearn
Fine-tuning a Large Language Model for Automating Computational Fluid Dynamics SimulationsConfiguring computational fluid dynamics (CFD) simulations typically demands extensive domain expertise, limiting broader access. Although large language models (LLMs) have advanced scientific…Zhehao Dong, Zhen Lu, Yue Yang·Apr 13, 2025SaveLearn
Fundamental evaluation of the pressure gradient for lubrication flows in varying channels: Application to inertial Newtonian flow in a linear channelWe derive general analytical expressions for the pressure gradient of a viscoelastic Oldroyd-B fluid in a symmetric channel with slowly varying geometry. Using classic lubrication theory and assuming…Panagiotis Sialmas, Kostas Housiadas·Apr 13, 2025SaveLearn
Physics-Informed Neural Networks for Enhanced Interface Preservation in Lattice Boltzmann Multiphase SimulationsThis paper presents an improved approach for preserving sharp interfaces in multiphase Lattice Boltzmann Method (LBM) simulations using Physics-Informed Neural Networks (PINNs). Interface diffusion…Yue Li, Lihong Zhang·Apr 13, 2025SaveLearn
Bending-compression coupling in extensible slender microswimmersUndulatory slender objects have been a central theme in the hydrodynamics of swimming at low Reynolds number, where the slender body is usually assumed to be inextensible, although some…Kenta Ishimoto, Johann Herault, Clément Moreau·Apr 13, 2025SaveLearn
A generic framework for extending Miles' approach to wind-wave interactionsUnderstanding the energy transfer from wind to waves is an important but complex topic, typically based on phenomenology, on pure numerics, or on technically challenging analysis, carried out on a…Christophe Chaubet, Miguel A. Manna, Norbert Kern·Apr 12, 2025SaveLearn
Controlling Droplets at the Tips of FibersMany complex wetting behaviors of fibrous materials are rooted in the behaviors of individual droplets attached to pairs of fibers. Here, we study the splitting of a droplet held between the tips of…Mengfei He, Samay Hulikal, Marianna Marquardt et al.·Apr 12, 2025SaveLearn