Mathematical Theorems on TurbulenceIn these notes, we emphasize Theorems rather than Theories concerning turbulent fluid motion. Such theorems can be viewed as constraints on the theoretical predictions and expectations of some of the…Theodore D. Drivas·Jan 14, 2026SaveLearn
Effects of correlated collisions and intermittency on the growth of lucky dropletsTo trigger precipitation, water droplets in warm clouds need to attain a sufficient size. Theoretical estimates based on condensation and gravitational collisions alone fail to explain the observed…Tobias Bätge, Johannes Zierenberg, Michael Wilczek·Jan 14, 2026SaveLearn
Analysis and simulations of droplet generation regimes in a coaxial microfluidic deviceThe generation of microdroplets via segmentation in microfluidic devices is of interest in many applications, from biochemical to pharmaceutical. This technique permits indeed much higher control on…Alessio Innocenti, Andrea Poggi, Simone Camarri et al.·Jan 14, 2026SaveLearn
Determination of active forces in actomyosin systems as inverse source problems for the Stokes equationThe identification of forces and stresses is a central task in biophysics research: Knowledge on forces is key to understanding dynamic processes in active biological systems that are able to…Emily Klass, Tram Thi Ngoc Nguyen, Nilay Cicek et al.·Jan 14, 2026SaveLearn
Finite-system size effects in gravity-capillary wave turbulenceWe experimentally investigate the effects of finite-system size on the dynamics of weakly nonlinear random gravity-capillary surface waves. Experiments are conducted in rectangular tanks with varying…Tanu Singla, Jean-Baptiste Gorce, Eric Falcon·Jan 14, 2026SaveLearn
Slip viscosity and strain-rate viscosity in Taylor-Couette laminar flows: Experimental falsification and end-wall effectsThe viscous force should be shear force, the difference between the strain-rate viscosity and the slip viscosity is that the former has conjugate shear force, while the latter does not. The study in…Jian He, Jin Wang, Qiaocong Kong et al.·Jan 14, 2026SaveLearn
Generalized Formulation to Predict Rossiter Modes for Subsonic to Hypersonic FlowThis paper describes the development of a generalized physics-based model to accurately estimate Rossiter modes for flow over rectangular cavities for regimes ranging from subsonic to hypersonic…Jeremy P. Redding, Luis Bravo, Prashant Khare·Jan 14, 2026SaveLearn
Emergence of Purely Elasto-Plastic Turbulence in Shear FlowsWe observe the emergence of a distinct, elasticity-driven flow state in a yield-stress fluid in the absence of inertia. Numerical simulations show that this elasto-plastic turbulent state is…Muhammad Abdullah, Shravan Pradeep, Doug J. Jerolmack et al.·Jan 13, 2026SaveLearn
Dynamic Behavior of Tandem Perforated Elastic Vortex Generators Using Two-Way Coupled Fluid-Structure Interaction SimulationsThis study presents high-fidelity, two-way coupled fluid-structure interaction simulations to investigate the dynamic behavior of tandem perforated elastic vortex generators across a wide range of…Karan Kakroo, Hamid Sadat·Jan 13, 2026SaveLearn
Collapse of statistical equilibrium in large-scale hydroelastic turbulent wavesAt scales larger than the forcing scale, some out-of-equilibrium turbulent systems (such as hydrodynamic turbulence, wave turbulence, and nonlinear optics) exhibit a state of statistical equilibrium…Marlone Vernet, Eric Falcon·Jan 13, 2026SaveLearn
Turbulent spots in hypersonic transitional planar and axisymmetric boundary layersExperiments were conducted to investigate characteristics of turbulent spots formed in transitional boundary layers developed over a flat plate and an axisymmetric cone placed in similar hypersonic…Ankit Bajpai, Jagadeesh Gopalan·Jan 13, 2026SaveLearn
Chirality tomography: measuring local helicity from trajectory linkingWe present the first three-dimensional helicity maps of fully developed turbulence obtained through chirality tomography, a Lagrangian voxel-based method that reconstructs helicity density from…Manuel Noseda, Bernardo Luciano Español, Pablo Daniel Mininni et al.·Jan 13, 2026SaveLearn
Bridging Elastic and Active TurbulenceRemarkably, even under negligible inertia, the addition of microstructural agents can generate chaotic flow fields. Such behavior can arise in polymer solutions, leading to elastic turbulence, or…Vedad Dzanic, Sumesh P. Thampi, Julia M. Yeomans·Jan 13, 2026SaveLearn
Lattice Boltzmann methods for simulating non-Newtonian fluids: A comprehensive reviewNon-Newtonian fluids encompass a large family of fluids with additional nonlinear material properties, contributing to non-trivial flow behaviour that cannot be captured through a single constant…Vedad Dzanic, Qiuxiang Huang, Christopher S. From et al.·Jan 13, 2026SaveLearn
An Investigation into the Applicability of Friction Velocity Estimation Methods for the Channel with A Deposit BodyThis study investigates how the deposit body influences friction characteristics by altering local flow fields, which is closely related to bed shear stress. Using generalized flume experiments, the…Jing Zhang, Ruihan Qin, Zhixue Guo et al.·Jan 13, 2026SaveLearn
Physics-Informed Deep Operator Learning for Computational Hydraulics ModelingTraditional 2D hydraulic models face significant computational challenges that limit their applications that are time-sensitive or require many model evaluations. This study presents a…Xiaofeng Liu, Yong G. Lai·Jan 13, 2026SaveLearn
Landau damping of disturbances in nearly inviscid inflectional shear flowsWe investigate the structure of damped two-dimensional perturbations in unstable plane-parallel shear flows with an inflection point. In inviscid flows within the stable wavenumber region k, no…Evgeny V. Polyachenko, Ilia G. Shukhman, Michael Karp·Jan 12, 2026SaveLearn
Multi-pathline flow visualization using PIV imagesOne of the oldest flow visualization techniques is through multiple pathlines generated by the movement of seeding particles spatially distributed in the flow. In the computerized era, particle…Yukun Sun, Elijah James, Frank Fang et al.·Jan 12, 2026SaveLearn
Effect of directionality on extreme wave formation during nonlinear shoalingRecent studies have shown that, in coastal waters where water depth decreases significantly due to rapid bathymetric changes, the non-equilibrium dynamics (NED) substantially increases the occurrence…Jie Zhang, Yuxiang Ma, Jiawen Sun et al.·Jan 12, 2026SaveLearn
Dynamic Water-Wave TweezersFollowing a recent demonstration of stable trapping of floating particles by stationary (monochromatic) structured water waves [Nature 638, 394 (2025)], we report dynamic water-wave tweezers that…Jun Wang, Shanhe Pang, Zhiyuan Che et al.·Jan 12, 2026SaveLearn
Multiscale geometric analysis of dynamic wettability on complex, fractal-like, anisotropic surfacesThis study introduces novel insights into the development of procedures for identifying the most relevant scales for observing the interactions of dynamic wettability and surface complexities. The…Katarzyna Peta, Krzysztof J. Kubiak, Christopher A. Brown·Jan 11, 2026SaveLearn
Identifying skin-friction generation structures in turbulent channel flows via canonical correlation decompositionFlow structures directly responsible for local skin-friction generation in turbulent channel flows are identified using the newly developed Canonical Correlation Decomposition (CCD) method. The…Ziyi Nie, Jie Yao, Benshuai Lyu·Jan 11, 2026SaveLearn
Toward Meshless Turbulent Flow Simulation: LES-Integrated Vortex Particle MethodRecent developments in vortex particle methods for simulating three-dimensional incompressible flows are presented. A lightweight, dynamic Large-Eddy Simulation model is tested, featuring a dynamic…Flavio A. C. Martins, Alexander van Zuijlen, Carlos J. Simao Ferreira·Jan 11, 2026SaveLearn
Interfacial standing wave-patterns disentangle dilatational and shear surface viscous effectsDilatational and shear surface viscosities are highly correlated parameters, making their individual contributions difficult to disentangle in Stokes flow, linearised flow models, or two-dimensional…Debashis Panda, Abdullah M. Abdal, Mosayeb Shams et al.·Jan 11, 2026SaveLearn
The effect of discontinuous injection on particle back-flow in pneumatic conveying systemsPneumatic conveying is used in many process industries to transport dry, granular, and powdered solids. The triboelectrification of particles during conveying causes particle agglomeration, spark…Otome Obukohwo, Andrew Sowinski, Poupak Mehrani et al.·Jan 10, 2026SaveLearn