Smart materials for microrobots

F Soto, E Karshalev, F Zhang… - Chemical …, 2021 - ACS Publications
Over the past 15 years, the field of microrobotics has exploded with many research groups
from around the globe contributing to numerous innovations that have led to exciting new …

AC electrohydrodynamic propulsion and rotation of active particles of engineered shape and asymmetry

NM Diwakar, G Kunti, T Miloh, G Yossifon… - Current Opinion in …, 2022 - Elsevier
This review presents the recent progress in the development of active particles driven by
alternating-current (AC) electrokinetic effects. These particles propel by asymmetrically …

A Magnetically and Electrically Powered Hybrid Micromotor in Conductive Solutions: Synergistic Propulsion Effects and Label‐Free Cargo Transport and Sensing

Y Wu, S Yakov, A Fu, G Yossifon - Advanced Science, 2023 - Wiley Online Library
Electrically powered micro‐and nanomotors are promising tools for in vitro single‐cell
analysis. In particular, single cells can be trapped, transported, and electroporated by a …

Switching from chemical to electrical micromotor propulsion across a gradient of gastric fluid via magnetic rolling

SS Das, S Erez, E Karshalev, Y Wu… - … Applied Materials & …, 2022 - ACS Publications
To address and extend the finite lifetime of Mg-based micromotors due to the depletion of
the engine (Mg-core), we examine electric fields, along with previously studied magnetic …

Micromotor-based biosensing using directed transport of functionalized beads

S Park, G Yossifon - ACS sensors, 2020 - ACS Publications
Previous micromotor-based biosensing studies used to functionalize the surface of the
micromotor with specific molecular probes for binding of target analyte, thus limiting the use …

Synthetic electrically driven colloids: a platform for understanding collective behavior in soft matter

A Boymelgreen, J Schiffbauer, B Khusid… - Current Opinion in …, 2022 - Elsevier
The collective motion of synthetic active colloids is an emerging area of research in soft
matter physics and is important both as a platform for fundamental studies ranging from non …

The role of particle-electrode wall interactions in mobility of active Janus particles driven by electric fields

AM Boymelgreen, G Kunti, P Garcia-Sanchez… - Journal of Colloid and …, 2022 - Elsevier
Hypothesis The interaction of active particles with walls can explain discrepancies between
experiments and theory derived for particles in the bulk. For an electric field driven …

Electrical propulsion and cargo transport of microbowl shaped Janus particles

S Erez, E Karshalev, Y Wu, J Wang, G Yossifon - Small, 2022 - Wiley Online Library
Herein the effective electrical propulsion, cargo trapping, and transport capabilities of
microbowl‐shaped Janus particles (JPs) are demonstrated and evaluated. These active JPs …

Investigating Time‐Dependent Active Motion of Janus Micromotors using Dynamic Light Scattering

A McGlasson, LC Bradley - Small, 2021 - Wiley Online Library
Advances in fabrication methods have positioned Janus micromotors (JMs) as candidates
for use as autonomous devices in applications across diverse fields, spanning drug delivery …

Microrobots powered by concentration polarization electrophoresis (CPEP)

F Katzmeier, FC Simmel - Nature Communications, 2023 - nature.com
Second-order electrokinetic flow around colloidal particles caused by concentration
polarization electro-osmosis (CPEO) can result in a phoretic motion of asymmetric particle …