AI-Accelerated Operator Learning Framework for Rarefied MicroflowsThe high computational cost of kinetic solvers such as DSMC remains a major challenge in rarefied flow simulations. This work presents a unified framework combining deep neural networks and neural…Ehsan Roohi·Dec 17, 2025SaveLearn
A Dynamic Subgrid-Scale Model Based on Liutex Theory for Wall-Bounded Turbulent FlowsAccurate subgrid-scale (SGS) modeling remains a major challenge in large eddy simulation (LES), particularly for wall-bounded turbulent flows with strong near-wall anisotropy. This study proposes a…Jiawei Chen, Yifei Yu, Chaoqun Liu·Dec 16, 2025SaveLearn
The spatial organization of wind turbine wakesWind turbine wakes play a central role in determining wind farm performance, yet their spatial organization remains only partially understood. Here, we apply a spatially localized multifractal…Janka Lengyel, Stéphane G. Roux, Patrice Abry et al.·Dec 16, 2025SaveLearn
Self-adaptive physics-informed neural network for forward and inverse problems in heterogeneous porous flowWe develop a self-adaptive physics-informed neural network (PINN) framework that reliably solves forward Darcy flow and performs accurate permeability inversion in heterogeneous porous media. In the…Md. Abdul Aziz, Thilo Strauss, Muhammad Mohebujjaman et al.·Dec 16, 2025SaveLearn
An Ice Christmas Tree: Fast Three-Dimensional Printing of Ice Structures via Evaporative Cooling in VacuumWe demonstrate a novel approach to three-dimensional (3D) printing of freeform ice structures by exploiting evaporative cooling. A micrometer-sized water jet is used to 3D print inside a vacuum…Menno Demmenie, Stefan Kooij, Daniel Bonn·Dec 16, 2025SaveLearn
Neural-Network Closures for Complex-Shaped Particles in the Force-Coupling MethodA data-driven surrogate framework to accelerate particle-resolved modelling of quasi-dilute suspensions of rigid, non-spherical particles in Stokes flow is introduced. A regularized-Stokeslet…Marco Laudato·Dec 16, 2025SaveLearn
Turbulence enhancement of a fan array wind generator using geometric texturing and optimization-based controlFan array wind generators (FAWG) are designed to generate a rich set of turbulent flows reminiscent of those found in natural environments. In this study, we experimentally investigate a square FAWG…Gengshou Cao, Tamir Shaqarin, Zhutao Jiang et al.·Dec 16, 2025SaveLearn
Entropy-Time Geodesics as a Universal Framework for Transport and Transition PhenomenaWe develop a geometric framework for irreversible transport phenomena in which macroscopic evolution equations arise from the combined structure of a thermodynamic state metric and an Onsager-based…Sami Lakka·Dec 16, 2025SaveLearn
Efficient Time-Resolved Pressure Estimation by Sparse Sensor Optimization and Non-Time-Resolved PIVPressure field estimation from PIV data has been a well-established technique. However, time-resolved pressure estimation strongly depends on the temporal resolution of the PIV measurements.…Neetu Tiwari, Ajit Kumar Dubey·Dec 16, 2025SaveLearn
The influence of surface tension in thin-film hydrodynamics: gravity free planar hydraulic jumpsHydraulic jumps in thin films are traditionally explained through gravity-driven shallow-water theory, with surface tension assumed to play only a secondary role via Laplace pressure. Recent…Rajesh Kumar Bhagat·Dec 16, 2025SaveLearn
Matrix Product State Simulation of Reacting Shear FlowsDirect numerical simulation (DNS) of turbulent reactive flows has been the subject of significant research interest for several decades. Accurate prediction of the effects of turbulence on the rate…Robert Pinkston, Nikita Gourianov, Hirad Alipanah et al.·Dec 15, 2025SaveLearn
Adaptive Sampling for Hydrodynamic StabilityAn adaptive sampling approach for efficient detection of bifurcation boundaries in parametrized fluid flow problems is presented herein. The study extends the machine-learning approach of…Anshima Singh, David J. Silvester·Dec 15, 2025SaveLearn
On the conservation of physical properties in operator interpolation of parameterized hydrodynamic systemsReduced-order models (ROMs) that capture changes in fluid systems due to variations in parameters, such as the Reynolds number or the shape of a stationary body placed in the flow, are attracting…Yuto Nakamura, Shintaro Sato, Naofumi Ohnishi·Dec 15, 2025SaveLearn
Sheared stratified turbulence driven by Kolmogorov flowWe investigate three-dimensional turbulence in a stably stratified fluid driven by a vertically sheared Kolmogorov flow using direct numerical simulations of the Boussinesq equations. As…Alessandro Sozza, Andrea Maffioli·Dec 15, 2025SaveLearn
On the complex interplay of temperature, phase change and natural convection in self-pressurization-an investigation using segregated modelingAccurate prediction of self-pressurization in cryogenic tanks requires resolving the coupled effects of heat ingress, natural convection, and phase change. This work introduces a segregated numerical…David Barreiro-Villaverde, Antonio Cantiani, Miguel A. Mendez·Dec 15, 2025SaveLearn
Lagrangian Heterogeneous Multiscale Method (LHMM) for Simulating Polymer Solutions/Melts Behavior under Complex Flows using DPD-SPHWe present a Lagrangian Heterogeneous Multiscale Method (LHMM) for simulating the non-Newtonian rheology of polymer melts in complex two-dimensional flows. The method couples Dissipative Particle…Edgar A. Patiño-Nariño, Nicolas Moreno, Marco Ellero·Dec 15, 2025SaveLearn
Frequency Scaling Laws for Flat Plate Wing Active Separation ControlDimensionless frequency scaling laws for active separation control on flat-plate wings, using dielectric barrier discharge plasma actuators, were examined on the basis of maximum increases to lift…Stefan Vey, Christian Oliver Paschereit, David Greenblatt·Dec 15, 2025SaveLearn
A Corrected Open Boundary Framework for Lattice Boltzmann Immiscible Pseudopotential ModelsThe pseudopotential lattice Boltzmann method (LBM) is a prominent approach for simulating multiphase flows, valued for its physical intuitiveness and computational tractability. However, existing…Yizhong Chen, Zhibin Wang·Dec 15, 2025SaveLearn
Generalized relativistic second order magnetohydrodynamics: A correlation function approach using Zubarev's nonequilibrium statistical operatorWe use total energy-momentum conservation and the Bianchi identity (magnetic-flux conservation) to construct second-order relativistic magnetohydrodynamics in a Zubarev's non-equilibrium…Abhishek Tiwari, Binoy Krishna Patra·Dec 15, 2025SaveLearn
Mesoscale Simulations of Thrombin Activation and Fibrin Formation in Microvascular and In Vitro SettingsBlood coagulation is governed by tightly regulated reaction networks that unfold within a flowing, heterogeneous microvascular environment. Reduced kinetic models of the intrinsic and extrinsic…Marina Echeverria-Ferrero, Nicolas Moreno, Marco Ellero·Dec 14, 2025SaveLearn
The interactions between two drops floating on a partially miscible liquid poolThe interaction of drops floating on liquid surfaces is important for many natural processes and industrial applications. In many of the cases, the system is multicomponent, leading to Marangoni…Yuan Gao, Yanshen Li·Dec 14, 2025SaveLearn
Lift reversal from vortex-surface phase coupling in a heaving foil near a free surfaceClassical descriptions of flapping propulsion near a free surface emphasize the energetic penalties of wave generation, treating the interface primarily as an energy sink. Here, we show that the same…Qimin Feng, Tianjun Han, Qiang Zhong·Dec 13, 2025SaveLearn
Inclination-Driven Thin-Film Hydrodynamics: Universal Trajectory in the Da, Pe, Bo SpaceWe develop a unified theoretical framework for thin-film hydrodynamics on inclined solid substrates, integrating capillarity, intermolecular forces, gravitational symmetry breaking, confined…Helena Cristina Vasconcelos, Maria Meirelles, Reşit Özmenteş·Dec 13, 2025SaveLearn
Experimental and Numerical Analysis of the Intermittentency in a Nozzle Overexpanded-FlowThe present work reports an investigation into the statistical properties of wall-pressure fluctuations in a highly over-expanded nozzle flow, characterized by significant shock-induced flow…Emanuele Martelli, Vincent Jaunet, Giacomo Della Posta et al.·Dec 13, 2025SaveLearn
A Computational Approach for Multi-Body Potential-Flow Interaction Effects Using Matrix-Free FEM and Body-Conforming GridsThis paper presents a unified and computationally efficient framework for predicting incompressible, irrotational (potential) flow around multiple immersed bodies in two-dimensional domains, with…Anil Lal S, Mannu Yadav·Dec 13, 2025SaveLearn