Geodesic theory of transport barriers in two-dimensional flows

G Haller, FJ Beron-Vera - Physica D: Nonlinear Phenomena, 2012 - Elsevier
… a metric (geodesic deviation) … transport barrier theory to non-Euclidean flow domains, such
as a sphere, follows directly. We illustrate our main results by computing key transport barriers

Geodesic transport barriers in Jupiter's atmosphere: A video-based analysis

A Hadjighasem, G Haller - Siam Review, 2016 - SIAM
… To this end, we use here the recent theory of geodesic transport barriers to uncover finite-time
mixing barriers in the wind field extracted from a video captured by NASA’s Cassini space …

[HTML][HTML] Transport Barriers in Geophysical Flows: A Review

S Prants - Symmetry, 2023 - mdpi.com
… , and hyperbolic barriers. Different diagnostics in detecting transport barriers and the analysis
of … from dynamical systems theory, for detecting transport barriers in simple kinematic and …

Hyperbolic and elliptic transport barriers in three-dimensional unsteady flows

D Blazevski, G Haller - Physica D: Nonlinear Phenomena, 2014 - Elsevier
theory of transport barriers for three-dimensional unsteady flows with arbitrary time-dependence.
The barriers … Such a general approach, the geodesic theory of transport barriers, has …

Shearless transport barriers in unsteady two-dimensional flows and maps

M Farazmand, D Blazevski, G Haller - Physica D: Nonlinear Phenomena, 2014 - Elsevier
… of barriers are special null-geodesicstheory of shearless transport barriers for unsteady
flows has been established. The need for such a general theory of unsteady shearless barriers

Barriers for recent methods in geodesic optimization

C Franks, P Reichenbach - arXiv preprint arXiv:2102.06652, 2021 - arxiv.org
… in theoretical computer science, machine learning, quantum information theory and statistics.
… role for speeding up multimarginal transport as matrix scaling for optimal transport, and yet …

[PDF][PDF] UNCOVERING TRANSPORT BARRIERS IN GEOPHYSICAL FLOWS

… KAM tori or jet core barriers). LCS in each type follow as null geodesics of a Lorentzian
metric … We reported on several applications of the geodesic LCS theory to oceanic flows: 1) …

Geodesic walks in polytopes

YT Lee, SS Vempala - … 49th Annual ACM SIGACT Symposium on theory …, 2017 - dl.acm.org
… , we analyze the geodesic walk for the logarithmic barrier. The … showing that the geodesic,
parallel transport and Jacobi field … standard logarithmic barrier, one step of the geodesic walk …

Material barriers to diffusive and stochastic transport

G Haller, D Karrasch… - Proceedings of the …, 2018 - National Acad Sciences
… an intricate network of transport barriers and enhancers. The … theory for weakly diffusive
tracers to predict transport barriers … We seek unit tangent vectors to null-geodesics of E ^ T 0 as …

Interplay between transport barriers and density gradient

Y Sarazin, V Grandgirard, G Dif-Pradalier… - Physics of …, 2006 - pubs.aip.org
The present paper addresses two critical issues of zonal flows: the evidence of control
parameters of their driving term, namely the Reynolds stress, and how they back-react on …