Results 21 to 30 of about 893 (178)

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

open access: yesAdvanced Science, 2023
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 Janus particle (JP) using an externally applied electric field.
Yue Wu   +3 more
doaj   +1 more source

Classification of analytics, sensorics, and bioanalytics with polyelectrolyte multilayer capsules [PDF]

open access: yes, 2020
Polyelectrolyte multilayer (PEM) capsules, constructed by LbL (layer-by-layer)-adsorbing polymers on sacrificial templates, have become important carriers due to multifunctionality of materials adsorbed on their surface or encapsulated into their ...
Krysko, Dmitri   +4 more
core   +1 more source

Optoelectronic Trajectory Reconfiguration and Directed Self‐Assembly of Self‐Propelling Electrically Powered Active Particles

open access: yesAdvanced Science, 2023
Self‐propelling active particles are an exciting and interdisciplinary emerging area of research with projected biomedical and environmental applications.
Sankha Shuvra Das, Gilad Yossifon
doaj   +1 more source

On-board smartphone micromotor-based fluorescence assays [PDF]

open access: yes, 2021
Herein, we describe the design of a portable device integrated with micromotors for real-time fluorescence sensing of (bio)markers. The system comprises a universal 3D printed platform to hold a commercial smartphone, which is equipped with an external ...
Asunción Nadal, Víctor de la   +4 more
core   +1 more source

Carbonate Micromotors for Treatment of Construction Effluents

open access: yesNanomaterials, 2020
Concrete in construction has recently gained media coverage for its negative CO2 footprint, but this is not the only problem associated with its use. Due to its chemical composition, freshly poured concrete changes the pH of water coming in contact with ...
Purnesh Chattopadhyay   +3 more
doaj   +1 more source

Vapor-Driven Propulsion of Catalytic Micromotors [PDF]

open access: yes, 2015
Chemically-powered micromotors offer exciting opportunities in diverse fields, including therapeutic delivery, environmental remediation, and nanoscale manufacturing.
Christianson, Caleb   +9 more
core   +2 more sources

Multi‐Fuel Driven Janus Micromotors

open access: yesSmall, 2012
AbstractHere the first example of a chemically powered micromotor that harvests its energy from the reactions of three different fuels is presented. The new Al/Pd Janus microspheres—prepared by depositing a Pd layer on one side of Al microparticles—are propelled efficiently by the thrust of hydrogen bubbles generated from different reactions of Al in ...
Gao, Wei   +4 more
openaire   +3 more sources

Reversed Janus Micro/Nanomotors with Internal Chemical Engine [PDF]

open access: yes, 2019
Self-motile Janus colloids are important for enabling a wide variety of microtechnology applications as well as for improving our understanding of the mechanisms of motion of artificial micro- and nanoswimmers.
Hahn, K   +7 more
core   +1 more source

Improving the engine power of a catalytic Janus-sphere micromotor by roughening its surface [PDF]

open access: yes, 2018
Microspheres with catalytic caps have become a popular model system for studying self-propelled colloids. Existing experimental studies involve predominantly "smooth" particle surfaces.
Bon, Stefan Antonius Franciscus   +1 more
core   +2 more sources

Multiwavelength Light-Responsive Au/B-TiO2 Janus Micromotors [PDF]

open access: yesACS Nano, 2017
ISSN:1936 ...
Bumjin Jang   +11 more
openaire   +6 more sources

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