Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Polarity-Selective Assembly Enables Tough and Stretchable Ionogels for Wearable Electronics.

ACS nano·2026
Same author

Artificial chemotaxis in micro/nanomotors.

Nature communications·2026
Same author

Translational Application of Biomedical Microrobots in Female Reproductive System.

ACS nano medicine·2026
Same author

Silver-enhanced Photoresponsive g-C<sub>3</sub>N<sub>4</sub>/Ag Janus Microrobots With Negative Photogravitaxis Efficient Antibiotic Degradation.

Small (Weinheim an der Bergstrasse, Germany)·2026
Same author

Laser-Processed 2D Germanane on Graphene for Organohydrogel-Based Zinc-Ion Hybrid Capacitors.

ACS nano·2026
Same author

Moon Regolith Simulant-Based All-3D-Printed Triboelectric Nanogenerator for Effective Mechanical Energy Conversion.

Energy & fuels : an American Chemical Society journal·2026
Same journal

Bifacial Perovskite Solar Cells by Lamination Approach With a PEDOT:PSS/d-Sorbitol Blended Adhesion Layer.

Small methods·2026
Same journal

Dual-Sided Interface Optimization Enables High-Brightness All-Solution-Processed ZnMgO-Based Green Perovskite QLEDs.

Small methods·2026
Same journal

Intelligent Sensing Gloves Enabled by Liquid Metal Atomized Spraying for Shared Human-Machine Interaction.

Small methods·2026
Same journal

Confinement-Amplified Tritiated Water Clean-Up in Functionalized Graphene Oxide Nanochannels.

Small methods·2026
Same journal

Optimizing the Development Process in Direct Photolithography for Efficient PeLEDs.

Small methods·2026
Same journal

Fluorinated Diluents Enable Crowded Solvation Environments to Form Anion-Rich SEIs for High-Performance Potassium-Ion Batteries.

Small methods·2026
See all related articles

Related Experiment Video

Updated: Aug 20, 2025

Remote Magnetic Actuation of Micrometric Probes for in situ 3D Mapping of Bacterial Biofilm Physical Properties
14:42

Remote Magnetic Actuation of Micrometric Probes for in situ 3D Mapping of Bacterial Biofilm Physical Properties

Published on: May 2, 2014

9.3K

Soft Magnetic Microrobots for Photoactive Pollutant Removal.

Roberto Maria-Hormigos1, Carmen C Mayorga-Martinez1, Martin Pumera1,2,3,4

  • 1Center for Advanced Functional Nanorobots, Department of Inorganic Chemistry, University of Chemistry and Technology Prague, 616628, Prague, Czech Republic.

Small Methods
|November 21, 2022
PubMed
Summary
This summary is machine-generated.

This study introduces magnetic hydrogel microrobots for water purification. These soft robots efficiently degrade pollutants using photocatalysis and magnetic actuation, showing promise for environmental applications.

Keywords:
chitosanhydrogelmagnetic-driven microrobotsnano/micromotorssoft robotics

More Related Videos

Aqueous Droplets Used as Enzymatic Microreactors and Their Electromagnetic Actuation
08:27

Aqueous Droplets Used as Enzymatic Microreactors and Their Electromagnetic Actuation

Published on: August 28, 2017

5.4K
Computer Numerical Control Micromilling of a Microfluidic Acrylic Device with a Staggered Restriction for Magnetic Nanoparticle-Based Immunoassays
09:58

Computer Numerical Control Micromilling of a Microfluidic Acrylic Device with a Staggered Restriction for Magnetic Nanoparticle-Based Immunoassays

Published on: June 23, 2022

2.2K

Related Experiment Videos

Last Updated: Aug 20, 2025

Remote Magnetic Actuation of Micrometric Probes for in situ 3D Mapping of Bacterial Biofilm Physical Properties
14:42

Remote Magnetic Actuation of Micrometric Probes for in situ 3D Mapping of Bacterial Biofilm Physical Properties

Published on: May 2, 2014

9.3K
Aqueous Droplets Used as Enzymatic Microreactors and Their Electromagnetic Actuation
08:27

Aqueous Droplets Used as Enzymatic Microreactors and Their Electromagnetic Actuation

Published on: August 28, 2017

5.4K
Computer Numerical Control Micromilling of a Microfluidic Acrylic Device with a Staggered Restriction for Magnetic Nanoparticle-Based Immunoassays
09:58

Computer Numerical Control Micromilling of a Microfluidic Acrylic Device with a Staggered Restriction for Magnetic Nanoparticle-Based Immunoassays

Published on: June 23, 2022

2.2K

Area of Science:

  • Materials Science
  • Environmental Science
  • Robotics

Background:

  • Soft robotics offers an alternative to traditional hard robotics, with applications in drug delivery and cell manipulation.
  • Hydrogel-based microrobots are emerging for advanced microscale tasks.
  • Developing functional microrobots for environmental remediation is crucial.

Purpose of the Study:

  • To develop novel magnetic hydrogel microrobots for efficient pollutant degradation.
  • To integrate magnetic actuation and photocatalytic properties into a single microrobot system.
  • To demonstrate the application of these microrobots in water purification.

Main Methods:

  • Chitosan (CHI) hydrogel was used as the microrobot body.
  • Fe3O4 nanoparticles were incorporated for magnetic actuation.
  • ZnO nanoparticles were embedded for photocatalytic pollutant degradation.
  • The synthesized CHI@Fe3O4-ZnO microrobots were tested for photodegradation of persistent organic pollutants (POPs).

Main Results:

  • The CHI@Fe3O4-ZnO microrobots demonstrated efficient photodegradation of POPs.
  • A 75% degradation rate was achieved within 30 minutes.
  • The microrobots maintained up to 60% degradation efficiency over five cycles.
  • The hydrogel's high absorption properties enhanced the degradation process.

Conclusions:

  • Soft magnetic hydrogel microrobots with dual functionality (magnetic actuation and photodegradation) were successfully developed.
  • These microrobots offer a simple and effective solution for water purification.
  • The study presents a proof-of-concept for advanced water treatment technologies.