Quasi-objective eddy visualization from sparse drifter data
AP Encinas-Bartos, NO Aksamit… - Chaos: An Interdisciplinary …, 2022 - pubs.aip.org
We employ a recently developed single-trajectory Lagrangian diagnostic tool, the trajectory
rotation average (TRA), to visualize oceanic vortices (or eddies) from sparse drifter data …
rotation average (TRA), to visualize oceanic vortices (or eddies) from sparse drifter data …
Topology of dynamical reconstructions from Lagrangian data
Abstract Branched Manifold Analysis through Homologies (BraMAH) is a technique that
computes the state-space topology of a dynamical reconstruction from scalar data. This work …
computes the state-space topology of a dynamical reconstruction from scalar data. This work …
Topological colouring of fluid particles unravels finite-time coherent sets
This work describes the application of a technique that extracts branched manifolds from
time series to study numerically generated fluid particle behaviour in the wake past a …
time series to study numerically generated fluid particle behaviour in the wake past a …
Evolutionary clustering of Lagrangian trajectories in turbulent Rayleigh–Bénard convection flows
C Schneide, PP Vieweg, J Schumacher… - … Journal of Nonlinear …, 2022 - pubs.aip.org
We explore the transport mechanisms of heat in two-and three-dimensional turbulent
convection flows by means of the long-term evolution of Lagrangian coherent sets. They are …
convection flows by means of the long-term evolution of Lagrangian coherent sets. They are …
[PDF][PDF] An open-source shake-the-box method and its performance evaluation
S Tan, A Salibindla… - … on particle image …, 2019 - athene-forschung.unibw.de
An open-source Shake-the-Box (STB) was developed to benefit both the PIV and PTV
communities by establishing a platform for algorithm development and uncertainty analysis …
communities by establishing a platform for algorithm development and uncertainty analysis …
Lagrangian heat transport in turbulent three-dimensional convection
PP Vieweg, C Schneide, K Padberg-Gehle… - Physical Review …, 2021 - APS
Spatial regions that do not mix effectively with their surroundings and, thus, contribute less to
the heat transport in fully turbulent three-dimensional Rayleigh-Bénard flows are identified …
the heat transport in fully turbulent three-dimensional Rayleigh-Bénard flows are identified …
Finite-horizon, energy-efficient trajectories in unsteady flows
K Krishna, Z Song, SL Brunton - Proceedings of the …, 2022 - royalsocietypublishing.org
Intelligent mobile sensors, such as uninhabited aerial or underwater vehicles, are becoming
prevalent in environmental sensing and monitoring applications. These active sensing …
prevalent in environmental sensing and monitoring applications. These active sensing …
Turbulent coherent structures and early life below the Kolmogorov scale
Major evolutionary transitions, including the emergence of life, likely occurred in aqueous
environments. While the role of water's chemistry in early life is well studied, the effects of …
environments. While the role of water's chemistry in early life is well studied, the effects of …
A three dimensional Lagrangian analysis of the smoke plume from the 2019/2020 Australian wildfire event
J Curbelo, II Rypina - Journal of Geophysical Research …, 2023 - Wiley Online Library
During the 2019/2020 Australian bushfire season, intense wildfires generated a rising plume
with a record concentration of smoke in the lower stratosphere. Motivated by this event, we …
with a record concentration of smoke in the lower stratosphere. Motivated by this event, we …
A complex network framework for studying particle-laden flows
Studying particle-laden flows is essential for understanding diverse physical processes such
as rain formation in clouds, pathogen transmission, and pollutant dispersal. This work …
as rain formation in clouds, pathogen transmission, and pollutant dispersal. This work …