An acoustically controlled helical microrobot

Y Deng, A Paskert, Z Zhang, R Wittkowski… - Science …, 2023 - science.org
As a next-generation toolkit, microrobots can transform a wide range of fields, including
micromanufacturing, electronics, microfluidics, tissue engineering, and medicine. While still …

Using the thermal ratchet mechanism to achieve net motility in magnetic microswimmers

G Patil, P Mandal, A Ghosh - Physical Review Letters, 2022 - APS
Thermal ratchets can extract useful work from random fluctuations. This is common in the
molecular scale, such as motor proteins, and has also been used to achieve directional …

Thermo-osmotic slip flows around a thermophoretic microparticle characterized by optical trapping of tracers

T Tsuji, S Mei, S Taguchi - Physical Review Applied, 2023 - APS
Thermo-osmotic flow around a microparticle in a liquid is characterized by observing and
analyzing the distribution of tiny particles, ie, tracers, near the surface of the microparticle …

Dynamics of rigid achiral magnetic microswimmers in shear-thinning fluids

D Quashie, Q Wang, S Jermyn, J Katuri, J Ali - Physics of Fluids, 2023 - pubs.aip.org
Here, we use magnetically driven self-assembled achiral swimmers made of two to four
superparamagnetic micro-particles to provide insight into how swimming kinematics develop …

Non-Stokesian dynamics of magnetic helical nanoswimmers under confinement

A Fazeli, V Thakore, T Ala-Nissila, M Karttunen - PNAS nexus, 2024 - academic.oup.com
Electromagnetically propelled helical nanoswimmers offer great potential for nanorobotic
applications. Here, the effect of confinement on their propulsion is characterized using lattice …

Controlled fluid transport by the collective motion of microrotors

J Buzhardt, P Tallapragada - arXiv preprint arXiv:2409.04468, 2024 - arxiv.org
Torque-driven microscale swimming robots, or microrotors, hold significant potential in
biomedical applications such as targeted drug delivery, minimally invasive surgery, and …

Navigation of micro-robot swarms for targeted delivery using reinforcement learning

A Jagadish, M Varma - arXiv preprint arXiv:2306.17598, 2023 - arxiv.org
Micro robotics is quickly emerging to be a promising technological solution to many medical
treatments with focus on targeted drug delivery. They are effective when working in swarms …