Results 61 to 70 of about 1,413 (213)

Anisotropic mesoscale turbulence and pattern formation in microswimmer suspensions induced by orienting external fields

open access: yesNew Journal of Physics, 2019
This paper studies the influence of orienting external fields on pattern formation, particularly mesoscale turbulence, in microswimmer suspensions. To this end, we apply a hydrodynamic theory that can be derived from a microscopic microswimmer model ...
Henning Reinken   +3 more
doaj   +1 more source

Droplet microswimmers: chemohydrodynamic and collective effects

open access: yes, 2023
In this thesis, we investigate the chemohydrodynamics of droplet microswimmers from the individual to the collective scale. A popular experimental realization of a droplet micro-swimmer consists of oil-in-water (alternatively, water-in-oil) emulsions in which the outer phase is a supramicellar surfactant solution that acts as a fuel for droplet ...
openaire   +1 more source

A three-sphere microswimmer in a structured fluid

open access: yes, 2018
We discuss the locomotion of a three-sphere microswimmer in a viscoelastic structured fluid characterized by typical length and time scales. We derive a general expression to link the average swimming velocity to the sphere mobilities.
Kento Yasuda   +2 more
core   +1 more source

Cross‐Scale Hierarchical Targeted Delivery System Based on Small‐Scale Magnetic Robots

open access: yesAdvanced Robotics Research, EarlyView.
This article reviews a cross‐scale hierarchical targeted delivery system that integrates magnetic continuum robots and magnetic microrobots. By combining rapid long‐range navigation with precise microscale targeting, the system overcomes key limitations of single‐scale approaches.
Junjian Zhou   +4 more
wiley   +1 more source

3D-Printed Biodegradable Microswimmer for Theranostic Cargo Delivery and Release

open access: yes, 2019
Untethered mobile microrobots have the potential to leverage minimally invasive theranostic functions precisely and efficiently in hard-to-reach, confined, and delicate inner body sites.
Metin Sitti (591349)   +17 more
core   +1 more source

Dataset for "Helical and oscillatory microswimmer motility statistics from differential dynamic microscopy"

open access: yes, 2019
Raw data (i.e. simulated videos) supporting the manuscript "Helical and oscillatory microswimmer motility statistics from differential dynamic microscopy" published in New Journal of Physics.
Jakuszeit, Theresa   +3 more
core   +2 more sources

MicroRoboScope: A Portable and Integrated Mechatronic Platform for Magnetic and Acoustic Microrobotic Experimentation

open access: yesAdvanced Robotics Research, EarlyView.
This work presents the MicroRoboScope, a highly integrated, compact, and portable microrobotic experimentation platform combining electromagnetic and acoustic actuation with real‐time visual feedback into a single, end‐to‐end device. The system enables closed‐loop control and tracking algorithm experimentation within an accessible and unified hardware ...
Max Sokolich   +4 more
wiley   +1 more source

From Strong Dichroic Nanomotor to Polarotactic Microswimmer

open access: yes, 2019
Light‐driven micro/nanomotors are promising candidates for long‐envisioned next‐generation nanorobotics for targeted drug delivery, noninvasive surgery, nanofabrication, and beyond.
Rui Cheng   +16 more
core   +1 more source

Efficiency of cargo towing by a microswimmer [PDF]

open access: yesPhysical Review E, 2008
We study the properties of an arbitrary microswimmer towing a passive load through a viscous liquid. The simple close-form expression for the dragging efficiency of a microswimmer dragging a distant load is found, and the approximation for finite mutual proximity is derived.
O, Raz, A M, Leshansky
openaire   +2 more sources

From Lab to Landscape: Environmental Biohybrid Robotics for Ecological Futures

open access: yesAdvanced Robotics Research, EarlyView.
This Perspective explores environmental biohybrid robotics, integrating living tissues, microorganisms, and insects for operation in real‐world ecosystems. It traces the leap from laboratory experiments to forests, wetlands, and urban environments and discusses key challenges, development pathways, and opportunities for ecological monitoring and ...
Miriam Filippi
wiley   +1 more source

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