Search research articles

ABOUT JoVE

Overview Leadership Blog JoVE Help Center

AUTHORS

Publishing Process Editorial Board Scope & Policies Peer Review FAQ Submit

LIBRARIANS

Testimonials Subscriptions Access Resources Library Advisory Board FAQ

RESEARCH

JoVE Journal Methods Collections JoVE Encyclopedia of Experiments Archive

EDUCATION

JoVE Core JoVE Business JoVE Science Education JoVE Lab Manual Faculty Resource Center Faculty Site

Terms & Conditions of Use

Related Concept Videos

Other Unique Bacteria

Other Unique Bacteria

Magnetic bacteria exhibit a directed movement called magnetotaxis, driven by structures called magnetosomes. These magnetosomes consist of chains of magnetic particles made of either magnetite (Fe₃O₄) or greigite (Fe₃S₄) and are organized in a linear conformation by a protein scaffold within invaginations of the cell membrane. The bacteria align along the north–south magnetic field lines, much like a compass needle. They are typically microaerophilic or anaerobic...

You might also read

Related Articles

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

Sort by

Same author

Electric field tunable coupling strength and quantum metric hot spots in a moiré flatband superconductor.

Nature communications·2026

Same author

Functional Characterization of a Putative Sortase FA1364 in <i>Filifactor alocis</i>.

International journal of molecular sciences·2026

Same author

Fresh aboveground net primary productivity of Tibetan grasslands: Responses of different plant functional groups to climate change and human activities and implications for ecosystem management.

PloS one·2026

Same author

Ferroelectric-Tunable Quantum Nonlinearity of Chiral Bloch Electrons in a Moiré System.

Nano letters·2026

Same author

Global-focal adaptation with information separation for noise-robust transfer fault diagnosis.

Neural networks : the official journal of the International Neural Network Society·2026

Same author

Depth-resolved phase velocity estimation in layered tissue based on an efficient additive attention network with surface acoustic wave - optical coherence elastography.

Biomedical optics express·2026

Same journal

Spiky Magnetic Titania Particles for Integrated Exosome Capture and Metabolic Profiling Toward Cancer Diagnosis.

Small (Weinheim an der Bergstrasse, Germany)·2026

Same journal

Versatile Targeted Celastrol Nanoassemblies for Enhanced Immunomodulatory Effects Against MRSA Infection.

Small (Weinheim an der Bergstrasse, Germany)·2026

Same journal

Submicron Cu(In,Ga)Se<sub>2</sub> Solar Cells With Over 20% Efficiency Enabled by Novel Construction of U-Shape Ga-Gradient.

Small (Weinheim an der Bergstrasse, Germany)·2026

Same journal

Brønsted Acid-Driven Dynamic LMCT Sites Transform Pt/Zeolite Into a Light-Responsive Oxidation Platform.

Small (Weinheim an der Bergstrasse, Germany)·2026

Same journal

Self-Powered Triboelectric Nanogenerators in Intelligent Food Packaging: Recent Advances and Applications.

Small (Weinheim an der Bergstrasse, Germany)·2026

Same journal

Vanadium Nitride Quantum-Dot Bidirectional Catalysis for Accelerated Polysulfide Redox in Room-Temperature Na-S Batteries.

Small (Weinheim an der Bergstrasse, Germany)·2026

See all related articles

Search research articles

Related Experiment Video

Updated: Mar 15, 2026

Aqueous Droplets Used as Enzymatic Microreactors and Their Electromagnetic Actuation

Aqueous Droplets Used as Enzymatic Microreactors and Their Electromagnetic Actuation

Published on: August 28, 2017

Magnetically Propelled Fish-Like Nanoswimmers.

Tianlong Li^1,2, Jinxing Li², Hongtao Zhang¹

¹State Key Laboratory of Robotics and System, Harbin Institute of Technology, Harbin, Heilongjiang, 150001, China.

Small (Weinheim an Der Bergstrasse, Germany)

|September 8, 2016

Summary

This summary is machine-generated.

Researchers developed magnetically propelled, fish-like artificial nanofishes. These micro-robots mimic fish swimming for efficient nanoscale biomedical applications.

Keywords:

body and caudal fin fish-like magnetic propulsion nanorobots nanoswimmers

More Related Videos

Preparation and 3D Tracking of Catalytic Swimming Devices

Preparation and 3D Tracking of Catalytic Swimming Devices

Published on: July 1, 2016

Fabrication and Operation of a Nano-Optical Conveyor Belt

Fabrication and Operation of a Nano-Optical Conveyor Belt

Published on: August 26, 2015

Related Experiment Videos

Last Updated: Mar 15, 2026

Aqueous Droplets Used as Enzymatic Microreactors and Their Electromagnetic Actuation

Aqueous Droplets Used as Enzymatic Microreactors and Their Electromagnetic Actuation

Published on: August 28, 2017

Preparation and 3D Tracking of Catalytic Swimming Devices

Preparation and 3D Tracking of Catalytic Swimming Devices

Published on: July 1, 2016

Fabrication and Operation of a Nano-Optical Conveyor Belt

Fabrication and Operation of a Nano-Optical Conveyor Belt

Published on: August 26, 2015

Area of Science:

Nanotechnology
Biomimetics
Robotics

Background:

Fish swimming relies on body deformation and fluid interaction.
Scaling fish-like propulsion to the micro/nanoscale is difficult.
Existing robotic swimmers are typically large-scale.

Purpose of the Study:

To demonstrate a magnetically propelled, fish-like artificial nanoswimmer.
To emulate the body and caudal fin propulsion mechanism of fish at the nanoscale.
To explore potential applications in nanoscale biomedical fields.

Main Methods:

Constructed artificial nanofishes (200 nm diameter, 4.8 μm length) using template-electrosynthesis.
Designed nanofishes with gold head/tail, nickel body segments, and silver hinges.
Utilized oscillating magnetic fields for propulsion and the immersed boundary method for theoretical analysis.

Main Results:

Achieved swimming speeds exceeding 30 μm s^-1.
Demonstrated periodic body and caudal fin bending via traveling-wave motion.
Showcased high swimming efficiency in body-deformable nanofishes.

Conclusions:

Successfully created biomimetic nanorobots mimicking fish propulsion.
These nanofishes offer a promising platform for nanoscale biomedical applications.
The study highlights the potential of magnetic propulsion for micro/nanoscale devices.