Results 121 to 130 of about 140,394 (193)

Metachronal waves in a chain of rowers with hydrodynamic interactions [PDF]

open access: yesarXiv, 2010
Filaments on the surface of a microorganism such as Paramecium or Ophalina beat highly synchronized and form so-called metachronal waves that travel along the surfaces. In order to study under what principal conditions these waves form, we introduce a chain of beads, called rowers, each periodically driven by an external force on a straight line ...
arxiv  

Current-mediated synchronization of a pair of beating non-identical flagella

open access: yes, 2019
The basic phenomenology of experimentally observed synchronization (i.e., a stochastic phase locking) of identical, beating flagella of a biflagellate alga is known to be captured well by a minimal model describing the dynamics of coupled, limit-cycle ...
Dietrich, S.   +4 more
core   +1 more source

Waving transport and propulsion in a generalized Newtonian fluid [PDF]

open access: yesJournal of Non-Newtonian Fluid Mechanics, Volume 199, September 2013, Pages 37-50, 2014
Cilia and flagella are hair-like appendages that protrude from the surface of a variety of eukaryotic cells and deform in a wavelike fashion to transport fluids and propel cells. Motivated by the ubiquity of non-Newtonian fluids in biology, we address mathematically the role of shear-dependent viscosities on both the waving flagellar locomotion and ...
arxiv  

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