Circulation Statistics in Rayleigh-Bénard ConvectionImportant statistical properties of velocity circulation in homogeneous isotropic turbulence (HIT) have been unveiled in recent years, raising the question of whether they persist, or are modified,…Giovanni Saisse, Roshan J. Samuel, Luca Moriconi et al.·Jul 16, 2026SaveLearn
Controlled drop generation via ligament extraction from a static or vibrating liquid bathWe introduce a simple method for generating droplets at the surface of a liquid bath by rapidly stretching a liquid ligament with a spring-loaded cylindrical probe. By varying the probe radius a…Johnathan Hoggarth, Daniel M. Harris, John W. M. Bush et al.·Jul 16, 2026SaveLearn
Lattice Boltzmann Methods for Navier-Stokes Equations in General Orthogonal Coordinates for Efficient Flow Simulations using Nonuniform Clustered GridsResolving multiscale fluid flows or boundary layers effectively requires the use of nonuniform meshes with local grid clustering. The standard lattice Boltzmann method (LBM), a kinetic theory-based…Eman Yahia, Kannan Premnath·Jul 16, 2026SaveLearn
Flow in a porous non-axisymmetric annular conduit: Coupling wall compliance and peristalsisCoenen et al.\ (J. Fluid Mech., vol.~921, 2021, p.~R2) developed a reduced-order model of peristaltic pumping in non-axisymmetric annular conduits with rigid walls, in the context…Nishanth Surianarayanan, Ivan C. Christov·Jul 16, 2026SaveLearn
Diffusioosmosis of electrolyte solutions in axisymmetric channelsWe present a theory of a flow of salt solutions in long axisymmetric channels induced by concentration and pressure drops between their ends. The consideration is restricted to thin, compared to the…Elena F. Silkina, Evgeny S. Asmolov, Olga I. Vinogradova·Jul 16, 2026SaveLearn
The Effect of Heat Loss During the Early Stages of Flame Propagation and Tulip Flame FormationThe dynamics of premixed flames propagating in two-dimensional and cylindrical channels are investigated using direct numerical simulations of the fully compressible reactive Navier-Stokes equations…Mikhail A. Liberman, Chengeng Qian·Jul 16, 2026SaveLearn
Split Complex-Valued Physics-Informed Neural Networks for Forward and Inverse Nonlinear PDEsPhysics-informed neural networks (PINNs) have emerged as a powerful framework for solving forward and inverse partial differential equations (PDEs), but conventional real-valued PINNs (RV-PINNs)…Biswanath Barman, Rajendra K. Ray, Debdeep Chatterjee·Jul 16, 2026SaveLearn
A Thermodynamically Consistent Manifold Model for Premixed Deflagrations & DetonationsAccurate modeling of compressible premixed flames, encompassing both deflagrations and detonations, remains a significant challenge for predictive Large Eddy Simulation (LES) due to the strong…John B. Boerchers, Laura T. Thompson, Matthew X. Yao et al.·Jul 16, 2026SaveLearn
Harnessing Machine Learning for Hybrid Constitutive Modelling of Viscoelastic Fluid Flows in Computational RheologyRecent advances in data-driven modelling have highlighted the potential of hybrid approaches which combine Tensor Basis Neural Networks (TBNN) with Universal Differential Equations (UDE) to discover…J. L. Cummings, C. Fernandes, F. Dong et al.·Jul 16, 2026SaveLearn
Exploring 2D turbulent properties in anisotropic and disordered Fourier space: Insights into inverse cascades and universal superdiffusion from randomly sampled triadic interactionTwo-dimensional turbulent properties are investigated within a ``low-density'' Galerkin-truncated system, with a focus on both Eulerian and Lagrangian characteristics. In particular, an…Francesco Carbone, Sergio Servidio·Jul 16, 2026SaveLearn
Energetics and Stochastics of Extreme Waves Breaking over a Symmetrical BreakwaterRogue wave formation and enhancement over coastal areas have been documented over the last decade. This seems to contradict the observed low rogue wave (RW) probability near the surf zone. Without…Saulo Mendes, Yuchen He, Jérôme Kasparian et al.·Jul 16, 2026SaveLearn
Compressible Navier-Stokes Flow in Schrödinger-Type VariablesFluid equations are nonlinear, dissipative, and non-Hamiltonian, which makes their relation to Schrödinger evolution and quantum algorithms nontrivial. We derive an exact Eulerian Cole-Hopf-type…James R. Beattie, Max Sokolova, Khush Negandhi et al.·Jul 16, 2026SaveLearn
An octree-based sampling algorithm for analyzing big simulation dataAs computational resources continue to increase, the storage and analysis of vast amounts of data will inevitably become a bottleneck in computational fluid dynamics (CFD) and related fields.…Janis Geise, Sebastian Spinner, Richard Semaan et al.·Jul 16, 2026SaveLearn
Revisiting the phenomenon of bouncing of inertial particles crossing density stratified interfacesInertial spheres settling through sharp density interfaces can arrest, reverse direction, and resume descent, a phenomenon known as bouncing. Using synchronized particle image velocimetry and…Chen Mortenfeld, Maarten van Reeuwijk, Aviv Littman et al.·Jul 16, 2026SaveLearn
Dynamic mode decomposition for detecting oscillatory transient activity via sparsity and smoothness regularizationDynamic mode decomposition (DMD) is a data-driven modal decomposition technique that extracts coherent spatio-temporal structures from high-dimensional time-series data. By decomposing the dynamics…Yutaro Tanaka, Hiroya Nakao·Jul 16, 2026SaveLearn
Shoaling of Finite-Amplitude Rogue WavesRogue wave formation and enhancement over coastal areas have been documented over the last decade. However, this recent knowledge is in apparent contradiction with the established observation of…Saulo Mendes, Yuchen He, Jérôme Kasparian et al.·Jul 16, 2026SaveLearn
An inflated dynamic Laplacian to track the emergence and disappearance of semi-material coherent setsLagrangian methods continue to stand at the forefront of the analysis of time-dependent dynamical systems. Most Lagrangian methods have criteria that must be fulfilled by trajectories as they are…Jason Atnip, Gary Froyland, Péter Koltai·Jul 16, 2026SaveLearn
Interfacial-Thermo-Fluid-Adhesion Dynamics of Evaporating Capillary Bridges between Curved SurfacesWe probe the evaporation mechanism, and the associated adhesion dynamics of liquid capillary bridges connecting two curved, solid substrates. The coupled thermo fluid species transport and the…Arnov Paul, Subhadeep Mondal, Purbarun Dhar·Jul 15, 2026SaveLearn
Dynamics of a microroller under confinementRotating particles can translate when placed near a surface, forming microrollers with a wide range of biomedical and microfluidic applications. In this work, we investigate the dynamics of…Han Gao, Nan Xie, Zaiyi Shen et al.·Jul 15, 2026SaveLearn
Metamorphosis of transition between states of limit cycle oscillations in aeroacoustic systemDynamical systems undergoing transition to oscillatory state exhibit change in the nature of the transition from supercritical to subcritical Hopf bifurcation or vice versa upon variation of a…Siddharth Kancharlapalli, Beeraiah Thonti, Sivakumar Sudarshanan et al.·Jul 15, 2026SaveLearn
Evaluation of State-of-the-Art Deep Learning Architectures for Aerodynamical PredictionsSurrogate models are used to substitute classical numerical solvers in engineering applications where the computational cost of the latter becomes infeasible. For instance, in aerodynamics such…Jan Scherz, Derrick Hines, Philipp Bekemeyer·Jul 15, 2026SaveLearn
Condition for 1/f noise to occur along with an example for a diffusion equationWhile 1/f noise is ubiquitous and has been found in various systems, its physics remains uncertain. From an analytical study of an ordinary diffusion equation, we find an additional example of the…H. Mouri·Jul 15, 2026SaveLearn
Drawing with water wavesThe deterministic reproduction of complex 3D wave fields remains a significant challenge in ocean engineering. This study proposes a novel methodology for drawing arbitrary 2D curves and 3D…Taiga Kanehira, James Steer, Laura-Beth Jordan et al.·Jul 15, 2026SaveLearn
Wetting effects on the dynamics of droplets and bubbles at surfacesDynamic wetting plays a fundamental role in the dynamics of droplets and bubbles at solid surfaces by influencing contact line motion and interfacial evolution. In this work, three representative…Yifan Han, Kerstin Eckert, Gerd Mutschke·Jul 15, 2026SaveLearn
Turbulent boundary layers altered by passively rotating discsTurbulent boundary layers characterised by friction Reynolds numbers in the range Reτ = 880 - 1460 and flowing over flush-mounted passively rotating discs are investigated in a wind tunnel with…Max W. Knoop, Pierre Ricco·Jul 15, 2026SaveLearn