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Hydrodynamics of active systems
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Classroom Contents
Topology in Biology by Julia Yeomans
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- 1 Stochastic Thermodynamics, Active Matter and Driven Systems
- 2 Topology in Biology
- 3 Active particles convert energy to motion Energy enters the system on a single particle level
- 4 Active turbulence
- 5 Active turbulence of cells?
- 6 Dense active matter and active turbulence
- 7 Liquid crystals
- 8 Continuum equations of liquid crystal hydrodynamics
- 9 Hydrodynamics of active systems
- 10 Continuum equations of active liquid crystal hydrodynamics
- 11 1. Active stress =active turbulence
- 12 Instabilities in active nematic
- 13 Active turbulence is characterized by
- 14 Active turbulence: topological defects are created and destroyed
- 15 Unidirectional Alignment of the Active Nematic
- 16 States of an Active Nematic in a Channel
- 17 Ceilidh Dance
- 18 Vortex lattice and active topological microfluidics
- 19 Transition to Turbulence
- 20 Vorticity distribution
- 21 Enstrophy kymograph
- 22 Directed percolation
- 23 Turbulent fraction as a function of activity
- 24 Confinement is a way of harnessing active energy
- 25 Cell division
- 26 2. Division acts as extensible stress
- 27 Flow field around +1/2 defect
- 28 Extrusion of dead cells - correlated to topological defects
- 29 Confinement by walls can lead to regular vortex lattices in active systems & topological microfluidics
- 30 Q&A
