Dynamics of thin film flows on a vertical fibre with vapor absorptionWater vapor capture through free surface flows plays a crucial role in various industrial applications, such as liquid desiccant air conditioning systems, water harvesting, and dewatering. This paper…Souradip Chattopadhyay, Zihao Yu, Y. Sungtaek Ju et al.·May 28, 2025SaveLearn
Improvement of Solid-Fluid Interaction Scheme in Lattice Boltzmann Immiscible Pseudopotential ModelsThe pseudopotential model within the Lattice Boltzmann Method (LBM) framework has emerged as a prominent approach in computational fluid dynamics due to its dual strengths in physical intuitiveness…Yizhong Chen, Zhibin Wang·May 28, 2025SaveLearn
Effective flows across diffusio-phoretic membranesFlows enabled by phoretic mechanisms are of significant interest in several biological and biomedical processes, such as bacterial motion and targeted drug delivery. Here, we develop a…Kevin Wittkowski, Pier Giuseppe Ledda, Edoardo Carlo Giordano et al.·May 28, 2025SaveLearn
Evaporation-induced freezing dynamics of droplets levitated in acoustic fieldThis paper presents the evaporation-induced freezing dynamics of pure cyclohexane droplets levitated via acoustic levitation. Acoustic levitation has attracted considerable attention across various…Misaki Mitsuno, Xiao Ma, Koji Hasegawa·May 28, 2025SaveLearn
On the intracyclic instability in Stokes layersTime-dependent fluid dynamics plays a crucial role in both natural phenomena and industrial applications. Understanding the flow instabilities and transitions within these dynamical systems is…Mengqi Zhang·May 28, 2025SaveLearn
On the concentration distribution in turbulent thermalsTurbulent thermals emerge in a wide variety of geophysical and industrial flows, such as atmospheric cumulus convection and pollutant dispersal in oceans and lakes. When a buoyant fluid mass rises,…Ludovic Huguet, Victor Lherm, Renaud Deguen et al.·May 27, 2025SaveLearn
Nonlinear Stability and Dynamics of Supersonic Compressible FlowsThe study of shear layer instability in compressible flows is key to understanding phenomena from aerodynamics to astrophysical jets. Blumen's seminal paper [``Shear layer instability of an inviscid…Symphony Chakraborty, Hsien Shang·May 27, 2025SaveLearn
A Physics-Augmented GraphGPS Framework for the Reconstruction of 3D Riemann Problems from Sparse DataIn compressible fluid flow, reconstructing shocks, discontinuities, rarefactions, and their interactions from sparse measurements is an important inverse problem with practical applications.…Rami Cassia, Rich Kerswell·May 27, 2025SaveLearn
Characterizing the Reynolds number dependence of the chaotic attractor in two-dimensional turbulence with dimension-minimizing autoencodersDeep autoencoder neural networks can generate highly accurate, low-order representations of turbulence. We design a new family of autoencoders which are a combination of a 'dense-block'…Andrew Cleary, Jacob Page·May 27, 2025SaveLearn
Ill posedness in shallow multi-phase debris flow modelsDepth-averaged systems of equations describing the motion of fluid-sediment mixtures have been widely adopted by scientists in pursuit of models that can predict the paths of dangerous overland flows…Jake Langham, Xiannan Meng, Jamie P. Webb et al.·May 27, 2025SaveLearn
UniFoil: A Universal Dataset of Airfoils in Transitional and Turbulent Regimes for Subsonic and Transonic FlowsWe present UniFoil, a large publicly available universal airfoil dataset based on Reynolds-averaged Navier-Stokes (RANS) simulations. It contains over 500,000 samples spanning a wide range of…Rohit Sunil Kanchi, Benjamin Melanson, Nithin Somasekharan et al.·May 27, 2025SaveLearn
Passive Cavitation Mitigation on Hydrofoils via Porous Media: A Comparative Study of LES and RANS ModelsThis study numerically investigates the use of porous media as a passive strategy for mitigating cavitation on a NACA 66 (MOD) hydrofoil subjected to unsteady two-phase flow.Ali Alavi, Maziyar Ghasemnezhad, Ali Sangtarash et al.·May 26, 2025SaveLearn
Role of settling inertial particles in modulating flow structures and drag in Taylor-Couette turbulenceThe modulation of drag through dispersed phases in wall turbulence has been a longstanding focus. This study examines the effects of particle Stokes number (St) and Froude number (Fr) on drag…Hao Jiang, Zhi-Ming Lu, Yuan Ma et al.·May 26, 2025SaveLearn
Solving Euler equations with Multiple Discontinuities via Separation-Transfer Physics-Informed Neural NetworksDespite the remarkable progress of physics-informed neural networks (PINNs) in scientific computing, they continue to face challenges when solving hydrodynamic problems with multiple discontinuities.…Chuanxing Wang, Hui Luo, Kai Wang et al.·May 26, 2025SaveLearn
Kolmogorov-Arnold Networks for Turbulence Anisotropy MappingThis study evaluates the generalization performance and representation efficiency (parsimony) of a previously introduced Tensor Basis Kolmogorov-Arnold Network (TBKAN) architecture for data-driven…Nikhila Kalia, Ryley McConkey, Eugene Yee et al.·May 25, 2025SaveLearn
Developing a Numerical Framework for the High-Fidelity Simulation of Contrails: Sensitivity Analysis for Conventional ContrailsContrails have recently gained widespread attention due to their large and uncertain estimates of effective radiative forcing, i.e., warming effect on the planet, comparable to those of carbon…Tânia S. C. Ferreira, Juan J. Alonso, Catherine Gorlé·May 25, 2025SaveLearn
Evaluation of theapplicability of Schr\"odinger-variant equations for classical fluid dynamicsThe artificial fluid model known as "Schr\"odinger flow" (SF) can represent rotational flow with dissipative effects, and has attracted attention despite its gap from real-world fluid behavior. To…Yi-Sian Ciou·May 25, 2025SaveLearn
Experimental investigation of ridge-induced secondary motions in turbulent channel flowsMany engineering and environmental surfaces exhibit spatial heterogeneity in the spanwise direction and encompass multiple surface length scales. When the dominant spanwise length scale is on the…Mattias Nilsson-Takeuchi, Bharathram Ganapathisubramani·May 25, 2025SaveLearn
Accelerated Bayesian calibration and uncertainty quantification of RANS turbulence model parameters for stratified atmospheric boundary layer flowsIn operational weather models, the effects of turbulence in the atmospheric boundary layer (ABL) on the resolved flow are modeled using turbulence parameterizations. These parameterizations typically…E. Y. Shin, M. F. Howland·May 24, 2025SaveLearn
Reconsiderations about inner layer of wall-bounded flowsFollowing recent evidence that even ZPG boundary layers do not exhibit a purely logarithmic extended overlap region, reconsideration of recently advanced logarithmic plus linear extended overlap…Hassan Nagib·May 24, 2025SaveLearn
Investigation of cohesive particle deagglomeration in homogeneous isotropic turbulence using particle-resolved DNSIn this study, agglomerate breakage in homogeneous isotropic turbulence is investigated using particle-resolved direct numerical simulations. Single agglomerates composed of 500 monodisperse…Ali Khalifa, Michael Breuer·May 24, 2025SaveLearn
DNS and role of round-off error: Two-Dimensional Taylor-Green vortex problemThe role of round-off errors on the receptivity and instability of fluid flows are conclusively established for the first time using high accuracy simulations of the benchmark two-dimensional (2D)…V. K. Suman, T. K. Sengupta·May 24, 2025SaveLearn
Competition Between Thermophoretic Separation and Thermal Convective MixingIn binary fluid systems under temperature differences, thermophoretic separation and thermal convective mixing are two key mechanisms that affect the processes of transport. The thermophoretic…Yu Lu, Guo-Hui Hu·May 24, 2025SaveLearn
A numerical demonstration of dynamic stall controlThis paper presents a numerical demonstration of the real-time application of two dynamic stall onset criteria for identifying and mitigating stall. These criteria - based on the leading-edge suction…Sarasija Sudharsan, Anupam Sharma·May 24, 2025SaveLearn
Droplet encapsulating bubble: Investigation of droplet spreading dynamics and bubble encapsulation timeTernary interactions between hetero-fluid particles, particularly the dynamics of droplets spreading over curved fluid interfaces remain insufficiently understood compared to the two-phase…Adel Ebadi, Raha Kalantarpour, Fariborz Ataei et al.·May 23, 2025SaveLearn