Analytical study for swimmers in a channel
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Fluid Mechanics"
DOI: 10.1017/jfm.2019.751
Abstract: There is an overabundance of microswimmers in nature, including bacteria, algae, mammalian cells and so on. They use flagellum, cilia or global shape changes (amoeboid motion) to move forward. In the presence of confining channels,… read more here.
Keywords: motion; analytical study; swimmers channel; study swimmers ... See more keywords
Geometric phase methods with Stokes theorem for a general viscous swimmer
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Fluid Mechanics"
DOI: 10.1017/jfm.2021.181
Abstract: Abstract The geometric phase techniques for swimming in viscous flows express the net displacement of a swimmer as a path integral of a field in configuration space. This representation can be transformed into an area… read more here.
Keywords: stokes theorem; net displacement; phase methods; swimmer ... See more keywords
Self-propelled slender objects can measure flow signals net of self-motion
Sign Up to like & getrecommendations! Published in 2021 at "Physics of Fluids"
DOI: 10.1063/5.0051325
Abstract: The perception of hydrodynamic signals by self-propelled objects is a problem of paramount importance ranging from the field of bio-medical engineering to bio-inspired intelligent navigation. By means of a state-of-the-art fully resolved immersed boundary method,… read more here.
Keywords: underlying flow; pusher puller; puller swimmers; self ... See more keywords
Increasing the efficiency and maneuverability of one-hinge swimmer
Sign Up to like & getrecommendations! Published in 2021 at "Physics of Fluids"
DOI: 10.1063/5.0052755
Abstract: Understanding the dynamics of micro-organisms will help in developing artificial swimmers for applications like drug delivery. In the present study, a two-dimensional one-hinge swimmer resembling a scallop in Newtonian fluid is explored. To model the… read more here.
Keywords: swimmer; hinge swimmer; one hinge; bending rigidity ... See more keywords
Optimal actuation of flagellar magnetic microswimmers.
Sign Up to like & getrecommendations! Published in 2020 at "Physical review. E"
DOI: 10.1103/physreve.101.042604
Abstract: We present an automated procedure for the design of optimal actuation for flagellar magnetic microswimmers based on numerical optimization. Using this method, a magnetic actuation method is provided which allows these devices to swim significantly… read more here.
Keywords: swimmer; flagellar magnetic; actuation; optimal actuation ... See more keywords
Transition in swimming direction in a model self-propelled inertial swimmer
Sign Up to like & getrecommendations! Published in 2019 at "Physical Review Fluids"
DOI: 10.1103/physrevfluids.4.021101
Abstract: Author(s): Dombrowski, Thomas; Jones, Shannon K; Katsikis, Georgios; Bhalla, Amneet Pal Singh; Griffith, Boyce E; Klotsa, Daphne | Abstract: We propose a reciprocal, self-propelled model swimmer at intermediate Reynolds numbers ($Re$). Our swimmer consists of… read more here.
Keywords: self propelled; swimming direction; swimmer; transition swimming ... See more keywords
The dynamics of a planar beating micro-swimmer constructed using functional fluid
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Intelligent Material Systems and Structures"
DOI: 10.1177/1045389x20959454
Abstract: The dynamics of a flexible micro-swimmer that contains superparamagnetic beads of different diameter in an oscillating field is studied experimentally. Two types of artificial swimmers are fabricated to determine the flexing characteristics. The effect of… read more here.
Keywords: swimmer; planar beating; dynamics planar; beating micro ... See more keywords
Scapular Stress Fracture of the Inferior Angle in an Adolescent Swimmer.
Sign Up to like & getrecommendations! Published in 2022 at "Orthopedics"
DOI: 10.3928/01477447-20220907-01
Abstract: We present the case of a competitive swimmer who was 14 years, 9 months old and had a 4-month history of posterior shoulder pain. She was initially evaluated by her school's trainer and completed a… read more here.
Keywords: fracture inferior; inferior angle; swimmer; stress fracture ... See more keywords