Results 1 to 10 of about 14,081 (301)

Magnetic Actuation Based Motion Control for Microrobots: An Overview [PDF]

open access: yesMicromachines, 2015
Untethered, controllable, mobile microrobots have been proposed for numerous applications, ranging from micro-manipulation, in vitro tasks (e.g., operation of microscale biological substances) to in vivo applications (e.g., targeted drug delivery ...
Tiantian Xu   +4 more
doaj   +5 more sources

A Novel Magnetic Actuation Scheme to Disaggregate Nanoparticles and Enhance Passage across the Blood–Brain Barrier [PDF]

open access: yesNanomaterials, 2017
The blood–brain barrier (BBB) hinders drug delivery to the brain. Despite various efforts to develop preprogramed actuation schemes for magnetic drug delivery, the unmodeled aggregation phenomenon limits drug delivery performance.
Ali Kafash Hoshiar   +4 more
doaj   +5 more sources

Magnetic Actuation Systems for Miniature Robots: A Review

open access: yesAdvanced Intelligent Systems, 2020
A magnetic field, which is transparent and relatively safe to biological tissue, is a powerful tool for remote actuation and wireless control of magnetic devices.
Zhengxin Yang, Li Zhang
doaj   +2 more sources

Adaptive Actuation of Magnetic Soft Robots Using Deep Reinforcement Learning

open access: yesAdvanced Intelligent Systems, 2023
Magnetic soft robots (MSRs) have attracted growing interest due to their unique advantages in untethered actuation and excellent controllability. However, actuation strategies of these robots have long been designed out of heuristics. Herein, it is aimed
Jianpeng Yao   +6 more
doaj   +2 more sources

Wetting ridge assisted programmed magnetic actuation of droplets on ferrofluid-infused surface [PDF]

open access: yesNature Communications, 2021
The actuation of droplets is necessary for several applications, including the quantitative bioanalysis of viruses. Here, authors show a programmable magnetic actuation method to manipulate droplets of various kinds by making use of the spontaneously ...
Jianqiang Zhang   +8 more
doaj   +2 more sources

Optimal actuation of flagellar magnetic microswimmers [PDF]

open access: yesPhysical Review E, 2020
We present an automated procedure for the design of optimal actuation for flagellar magnetic microswimmers based on numerical optimization. Using this method, a new magnetic actuation method is provided which allows these devices to swim significantly faster compared to the usual sinusoidal actuation. This leads to a novel swimming strategy which makes
El Alaoui-Faris, Yacine   +3 more
openaire   +8 more sources

Magnetic actuation and deformation of a soft shuttle. [PDF]

open access: yesBiomicrofluidics, 2020
Here, we describe the magnetic actuation of soft shuttles for open-top microfluidic applications. The system is comprised of two immiscible liquids, including glycerol as the soft shuttle and a suspension of iron powder in sucrose solution as the magnetic drop. Permanent magnets assembled on 3D printed motorized actuators were used for the actuation of
Ruvalcaba-Cardenas AD   +3 more
europepmc   +4 more sources

Magnetic Actuation for Wireless Capsule Endoscopy in a Large Workspace Using a Mobile-Coil System [PDF]

open access: yesMicromachines
Current wireless capsule endoscopy (WCE) is limited in the long examination time and low flexibility since the capsule is passively moved by the natural peristalsis.
Xiao Li   +4 more
doaj   +2 more sources

Permanent magnet actuation for magnetic bead-based DNA extraction [PDF]

open access: yesBioMedical Engineering OnLine, 2018
Background Recently, automatic molecular diagnostic devices to extract DNA have been extensively developed using magnetic beads. While various methods can be applied to the control of the beads, the efficiency of the control when incorporated in ...
Chang-Young Park   +4 more
doaj   +2 more sources

Selective Magnetic Field Generation Method for Effective Manipulation of Two-Dimensional Magnetic Microrobots Using a Triad of Electromagnetic Coils [PDF]

open access: yesMicromachines
This study proposes a new method for effectively manipulating a magnetic microrobot in a two-dimensional manner using a triad of electromagnetic coils (TEC).
Dongjun Lee, Yonghun Lee, Seungmun Jeon
doaj   +2 more sources

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