Circling particles and drafting in optical vortices

dc.creatorReichert, Michael
dc.creatorStark, Holger
dc.date2004-05-04
dc.date.accessioned2026-07-25T15:34:49Z
dc.descriptionParticles suspended in a viscous fluid circle in optical vortices generated by holographic optical-tweezer techniques [Curtis J E and Grier D G 2003 Phys. Rev. Lett. 90 133901]. We model this system and show that hydrodynamic interactions between the circling particles determine their collective motion. We perform a linear-stability analysis to investigate the stability of regular particle clusters and illustrate the limit cycle to which the unstable modes converge. We clarify that drafting of particle doublets is essential for the understanding of the limit cycle.
dc.description(i) To be published in J. Phys.: Condens. Matter. (ii) Published version shall contain movies corresponding to figs. 5 and 8; for this preprint, these can be obtained from author (M.R., e-mail see article)
dc.identifierhttps://arxiv.org/abs/cond-mat/0405051
dc.identifierhttp://arxiv.org/abs/cond-mat/0405051
dc.identifierJ. Phys.: Condens. Matter 16, S4085 (2004)
dc.identifierdoi:10.1088/0953-8984/16/38/023
dc.identifier.urihttps://dspace.dare.co.zw/handle/123456789/35088
dc.subjectSoft Condensed Matter
dc.titleCircling particles and drafting in optical vortices
dc.typetext

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