Water entry of small disks, cones, or anythingThe water entry of solid and liquid bodies has been studied for over a century, and various researchers have classified the different behaviors that occur when the gas-filled cavity collapses.…W. Muneo Okiishi, Caleb Becker, Jesse Belden et al.·Oct 31, 2025SaveLearn
Optical Micromanipulations based on Model Predictive Control of Thermoviscous FlowsHigh-precision micromanipulation techniques, including optical tweezers and hydrodynamic trapping, have garnered wide-spread interest. Recent advances in optofluidic multiplexed assembly and…Elena Erben, Ivan Saraev, Weida Liao et al.·Oct 31, 2025SaveLearn
Influence of the Control Temperature of Park's Two-temperature Model on the Mars Pathfinder Reactive Hypersonic FlowNumerical simulations of reactive hypersonic flow under thermodynamic and chemical non-equilibrium conditions are presented for the Mars Pathfinder capsule. An 8-species chemical model is employed to…Gibson De Marchi Poltronieri, Farney C. Moreira, João Luiz F. Azevedo·Oct 31, 2025SaveLearn
Temporal decay of vortex line density in rotating thermal counterflow of He IIHorizontally ( vns) and axially ( vns) rotating counterflow of superfluid 4He (He~II) generated thermally in a…Filip Novotný, Marek Talíř, Emil Varga et al.·Oct 31, 2025SaveLearn
Sound generated by the interaction between shock and instability waves in supersonic round jetsIn this paper, we develop an analytical model to investigate the sound generated by the shock-instability interactions (SII) in supersonic round jets, extending our previous two-dimensional planar…Binhong Li, Benshuai Lyu·Oct 31, 2025SaveLearn
Comparing the magnetic Rayleigh-Taylor instability dynamics in two- and three-dimensionsThe magnetic Rayleigh-Taylor instability (MRTI) governs plasma mixing and transport in a wide range of astrophysical and laboratory systems. Owing to computational constraints, MRTI is often studied…Manohar Teja Kalluri, Andrew Hillier·Oct 30, 2025SaveLearn
Boundary Layer Transition as Succession of Temporal and Spatial Symmetry BreakingWe show that both temporal and spatial symmetry breaking in canonical K-type transition arise as organized hydrodynamic structures rather than stochastic fluctuations. Before the skin-friction…Cong Lin, Oliver T. Schmidt·Oct 30, 2025SaveLearn
Erosion induced by a disk translating toward or away from a granular bedUnsteady flows generated when a body approaches or departs from a granular bed arise in swimming, burrowing, and maneuvering devices. Yet, the threshold for grain motion in such transients remains…Joanne Steiner, Philippe Gondret, Alban Sauret et al.·Oct 30, 2025SaveLearn
Reducing base drag on road vehicles using pulsed jets optimized by hybrid genetic algorithmsAerodynamic drag on flat-backed vehicles like vans and trucks is dominated by a low-pressure wake, whose control is critical for reducing fuel consumption. This paper presents an experimental study…Isaac Robledo, Juan Alfaro, Víctor Duro et al.·Oct 30, 2025SaveLearn
Stabilizing Rayleigh-Benard convection with reinforcement learning trained on a reduced-order modelRayleigh-Benard convection (RBC) is a canonical system for buoyancy-driven turbulence and heat transport, central to geophysical and industrial flows. Developing efficient control strategies remains…Qiwei Chen, C. Ricardo Constante-Amores·Oct 30, 2025SaveLearn
Study of arbitrarily low shear rate rheology using dissipative particle dynamicsThe use of dissipative particle dynamics (DPD) simulation to study the rheology of fluids under shear has always been of great interest to the research community. Despite being a powerful tool, a…Francesco De Roma, Luca Maffioli, Edward R. Smith et al.·Oct 30, 2025SaveLearn
Filament inclination effect on turbulent canopy flowsInspired by the spontaneous behaviour observed in filamentous layers -- where the balance between flow-induced drag and structural elasticity dictates the filaments' equilibrium streamlined posture…Shane Nicholas, Mohammad Omidyeganeh, Alfredo Pinelli et al.·Oct 30, 2025SaveLearn
Evolving wrinkles: time-dependent buckling of an elastic sheet on a liquid substrateWe model the formation and evolution of wrinkles in a floating elastic sheet under uniaxial compression. This is a canonical setup in the study of wrinkling, and whilst its static equilibrium…Daniel J. Netherwood, Ben S. Humphries, Connor Robbins et al.·Oct 30, 2025SaveLearn
Height-Dependent Rotor Noise and Thrust in Urban Air Mobility: An Experimental StudyThe present study investigates the aerodynamic and aeroacoustic characteristics of a propeller operating under varying rotational speeds (RPM) and heights ("H" ), with a particular focus on the…Qiyu Huang, Jingwen Deng, Zishuo Lin et al.·Oct 30, 2025SaveLearn
Asymmetric behaviour of turbulence in the wake of wind farms caused by the Coriolis forceLarge offshore wind farm wakes in shallow atmospheric boundary layers (ABL) exhibit often an asymmetric behaviour when observed through Synthetic-Aperture-Radar or simulated through Large-Eddy…Gabriele Centurelli, Joachim Peinke, Bughsin' Djath et al.·Oct 30, 2025SaveLearn
Stability of plane Couette and Poiseuille flows rotating about the streamwise axisWe study the stability of plane Poiseuille flow (PPF) and plane Couette flow (PCF) subject to streamwise system rotation using linear stability analysis and direct numerical simulations. The linear…Geert Brethouwer·Oct 30, 2025SaveLearn
Diffuse interface approach to oxygen transport and metabolism under blood flow dynamics in microcirculationsThe relationship between the spatiotemporal distribution of oxygen transport and blood flow dynamics, accounting for the motion and deformation of individual red blood cells (RBCs), is of fundamental…Naoki Takeishi, Junya Kobayashi, Shigeo Wada et al.·Oct 30, 2025SaveLearn
Analysis of near wall flame and wall heat flux modeling in turbulent premixed combustionReactive flows in confined spaces involve complex flame-wall interaction (FWI). This work aims to gain more insights into the physics of the premixed near-wall flame and the wall heat flux as an…Kunlin Li, Chenlin Guo, Zhaofan Zhu et al.·Oct 30, 2025SaveLearn
An Immersed Interface Method for Incompressible Flows and Near ContactWe present an enhanced immersed interface method for simulating incompressible fluid flows in thin gaps between closely spaced immersed boundaries. This regime, common in engineered structures such…Michael J. Facci, Qi Sun, Boyce E. Griffith·Oct 29, 2025SaveLearn
Confined floating active carpets generate coherent vortical flows that enhance transportSlicks are thin viscous films that can be found at the air--water interface of water bodies such as lakes, rivers and oceans. These micro-layers are enriched in surfactants, organic matter, and…Felipe A. Barros, Italo Salas, Enkeleida Lushi et al.·Oct 29, 2025SaveLearn
An efficient implementation of the bidirectional buffer: towards laminar and turbulent open-boundary flowsTo effectively handle flows characterized by strong backflow and multiple open boundaries within particle-based frameworks, this study introduces three enhancements to improve the consistency,…Feng Wang, Xiangyu Hu·Oct 29, 2025SaveLearn
Heterogeneous Wettability Alters Methane Migration and Leakage in Shallow AquifersCapillary heterogeneity is increasingly recognized as a first-order control on gas plume migration and trapping in aquifers and storage formations. We show that spatial variability in the…Sabber Khandoozi, Siddharth Gautam, Craig Dietsch et al.·Oct 29, 2025SaveLearn
MoTIF: A Mode-Structured Tensor Framework for Multi-Parametric Approximation, Super-Resolution and Forecasting of Unsteady SystemsWe introduce MoTIF, a mode-structured tensor framework for multi-parametric approximation, super-resolution, and temporal forecasting of high-dimensional unsteady systems. The methodology leverages…Guillermo Barragán, Ashton Hetherington, Arindam Sengupta et al.·Oct 29, 2025SaveLearn
Rush-to-equilibrium concept for minimizing reactive nitrogen emissions in ammonia combustionAmmonia (NH3) is a zero-carbon fuel that has been receiving increasing attention for power generation and even transportation. Compared to H2, NH3's volumetric energy density is higher, is not as…Hernando Maldonado Colmán, Michael E. Mueller·Oct 29, 2025SaveLearn
Influence of surfactant kinetics on rapid interface creation via microjet impact on liquid poolsWe experimentally investigate the influence of surfactant adsorption kinetics on cavity dynamics during the rapid formation of interfaces. For this purpose, we use a submillimeter jet impacting onto…D. Fernández-Martínez, E. J. Vega, J. M. Montanero et al.·Oct 29, 2025SaveLearn