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

Magnetic Damping01:17

Magnetic Damping

Eddy currents can produce significant drag on motion, called magnetic damping. For instance, when a metallic pendulum bob swings between the poles of a strong magnet, significant drag acts on the bob as it enters and leaves the field, quickly damping the motion.
If, however, the bob is a slotted metal plate, the magnet produces a much smaller effect. When a slotted metal plate enters the field, an emf is induced by the change in flux; however, it is less effective because the slots limit the...

You might also read

Related Articles

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

Sort by
Same author

Multi-Physically Programmable Tubular Origami Metamaterials: Exploitable Nexus of Geometry, Folding Mechanics and Stimuli-Responsive Physics.

Advanced science (Weinheim, Baden-Wurttemberg, Germany)·2025
Same author

Active heterogeneous mode coupling in bi-level multi-physically architected metamaterials for temporal, on-demand and tunable programming.

Communications engineering·2025
Same author

Pneumatic elastostatics of multi-functional inflatable lattices: realization of extreme specific stiffness with active modulation and deployability.

Royal Society open science·2024
Same author

Printable Graphene-Sustainable Elastomer-Based Cross Talk Free Sensor for Point of Care Diagnostics.

ACS applied materials & interfaces·2022
Same author

Printable Carbon Nanotube-Liquid Elastomer-Based Multifunctional Adhesive Sensors for Monitoring Physiological Parameters.

ACS applied materials & interfaces·2022
Same author

Efficient elimination of airborne pathogens: a study on aerosolized Mycobacterium tuberculosis and SARS-CoV-2 using ZeBox technology.

The Journal of hospital infection·2022

Related Experiment Video

Updated: May 12, 2026

Simulation, Fabrication and Characterization of THz Metamaterial Absorbers
13:44

Simulation, Fabrication and Characterization of THz Metamaterial Absorbers

Published on: December 27, 2012

15.3K

Active mechanical cloaking for unsupervised damage resilience in programmable elastic metamaterials.

D Kundu1, S Naskar2, T Mukhopadhyay2

  • 1Theoretical and Applied Mechanics Program, Northwestern University, Evanston, IL, USA.

Philosophical Transactions. Series A, Mathematical, Physical, and Engineering Sciences
|July 29, 2024
PubMed
Summary

This study introduces active piezoelectric metamaterials for unsupervised damage resilience. These materials actively reconfigure stress fields to shield against unpredictable defects, enhancing durability without breaking periodicity.

Keywords:
active cloakingelastic metamaterialsintelligent digital twinsmechanical cloakingpiezoelectric lattice materialsunsupervised damage resilience

More Related Videos

Demonstration of Spin-Multiplexed and Direction-Multiplexed All-Dielectric Visible Metaholograms
08:48

Demonstration of Spin-Multiplexed and Direction-Multiplexed All-Dielectric Visible Metaholograms

Published on: September 25, 2020

5.7K
Characterizing Dissipative Elastic Metamaterials Produced by Additive Manufacturing
09:39

Characterizing Dissipative Elastic Metamaterials Produced by Additive Manufacturing

Published on: June 28, 2024

890

Related Experiment Videos

Last Updated: May 12, 2026

Simulation, Fabrication and Characterization of THz Metamaterial Absorbers
13:44

Simulation, Fabrication and Characterization of THz Metamaterial Absorbers

Published on: December 27, 2012

15.3K
Demonstration of Spin-Multiplexed and Direction-Multiplexed All-Dielectric Visible Metaholograms
08:48

Demonstration of Spin-Multiplexed and Direction-Multiplexed All-Dielectric Visible Metaholograms

Published on: September 25, 2020

5.7K
Characterizing Dissipative Elastic Metamaterials Produced by Additive Manufacturing
09:39

Characterizing Dissipative Elastic Metamaterials Produced by Additive Manufacturing

Published on: June 28, 2024

890

Area of Science:

  • Solid-state physics
  • Materials science
  • Mechanical engineering

Background:

  • Metamaterials with architected void-filled structures are susceptible to manufacturing defects and operational damage.
  • Existing mechanical cloaking methods require prior knowledge of damage location, limiting real-time resilience.
  • Unsupervised damage resilience is crucial for the long-term performance of metamaterials.

Purpose of the Study:

  • To propose a novel approach for unsupervised damage resilience in metamaterials.
  • To introduce active, multi-physically controlled cloaks capable of adapting to random damage.
  • To enable on-demand mechanical performance and enhanced durability in structural components.

Main Methods:

  • Integration of piezoelectric lattices into metamaterial design.
  • Active modulation of stress fields within the cloaking region via voltage control.
  • Demonstration of shielding against complex, randomly appearing damages without altering periodicity.

Main Results:

  • Successfully shielded against single and multiple damages of various shapes, sizes, and distributions.
  • Achieved damage shielding without breaking the metamaterial's periodicity or requiring additional materials.
  • Demonstrated voltage-dependent modulation of stress fields for adaptive cloaking.

Conclusions:

  • The proposed active piezoelectric metamaterials offer a paradigm shift in unsupervised damage resilience.
  • This approach enables on-demand mechanical performance for critical structural components.
  • Enhanced durability and sustainability of metamaterials are achieved through active reconfiguration.