Results 211 to 220 of about 4,513 (242)
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Elucidating the interaction dynamics between microswimmer body and immune system for medical microrobots

Science Robotics, 2020
Morphology-dependent immunogenicity obliges a compromise on the locomotion-focused design of medical microrobots. The structural design parameters of a medical microrobot, such as the morphology and surface chemistry, should aim to minimize any physical ...
I. Yasa   +4 more
semanticscholar   +1 more source

3D‐Printed Light‐Driven Microswimmer with Built‐In Micromotors

Advanced Materials & Technologies, 2021
Untethered biocompatible microswimmers driven by micromotors in fluids can enable innovative technologies in fields such as biology and chemical and biomedical engineering.
Yin Chen   +7 more
semanticscholar   +1 more source

Three-bead steering microswimmers

Physical Review E, 2018
The self-propelled microswimmers have recently attracted considerable attention as model systems for biological cell migration as well as artificial micromachines. A simple and well-studied microswimmer model consists of three identical spherical beads joined by two springs in a linear fashion with active oscillatory forces being applied on the beads ...
Rizvi, Mohd Suhail   +2 more
openaire   +3 more sources

Research on the motion performance of a magnetic field controlled rice grain microswimmer

Applied Physics Letters
Four kinds of ellipsoidal microswimmer are proposed to precisely control the motion direction and velocity at a rotating magnetic field. Five motion behaviors including rolling, swinging, transitional, rotational, and move back and forth modes are found.
Xiao Hu   +4 more
semanticscholar   +1 more source

Diffusion of eccentric microswimmers

Soft Matter, 2016
We model the two-dimensional diffusive dynamics of an eccentric artificial microswimmer in a highly viscous medium.
Debajyoti, Debnath   +4 more
openaire   +2 more sources

Swimming dynamics of a spheroidal microswimmer near a wall.

Physical Review E
In this work, we investigate the swimming dynamics of a spheroidal squirmer near a flat wall for various aspect ratios using the direct-forcing fictitious domain method.
Yan Xia   +4 more
semanticscholar   +1 more source

Study on the effect of geometric shape on microswimmer upstream motion

The Physics of Fluids
The upstream motility of three microswimmer shapes (circular squirmer, squirmer rod, and elliptical squirmer) at the center of a Poiseuille flow is numerically investigated using the lattice Boltzmann method.
Siwen Li, Deming Nie
semanticscholar   +1 more source

Flexible Microswimmer Manipulation in Multiple Microfluidic Systems Utilizing Thermal Buoyancy-Capillary Convection.

Analytical Chemistry, 2021
Flexible and accurate control of microswimmers is significant for lots of applications. Herein, we present a method for effective microswimmer manipulation in multiple microfluidic systems by thermal buoyancy-capillary convection.
Kailiang Zhang   +5 more
semanticscholar   +1 more source

Biohybrid and Bioinspired Magnetic Microswimmers

Small, 2018
AbstractMany motile microorganisms swim and navigate in chemically and mechanically complex environments. These organisms can be functionalized and directly used for applications (biohybrid approach), but also inspire designs for fully synthetic microbots.
Bente, Klaas   +3 more
openaire   +4 more sources

Hydrodynamic collision between a microswimmer and a passive particle in a micro-channel.

Soft Matter, 2021
Microswimmers interacting with passive particles in confinement are common in many systems, e.g., spermatozoa encountering other cells or debris in the female reproductive tract or active particles interacting with polymers and tracers in microfluidic ...
Ahana Purushothaman, S. Thampi
semanticscholar   +1 more source

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