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

Mesh Analysis for AC Circuits

Mesh Analysis for AC Circuits

In the domain of radio communication, the significance of impedance matching must be considered. It is crucial to ensure the efficient transmission of signals between radio transmitters and receivers. Achieving this balance involves using impedance-matching circuits, with one fundamental configuration comprising a resistor, capacitor, and inductor.
The process of harmonizing these impedances begins with a clear understanding of the input and output signals. Once these signals are known, the...

You might also read

Related Articles

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

Sort by

Same author

Bandgap, dispersion, and non-reciprocal characteristics of an active Willis metamateriala).

The Journal of the Acoustical Society of America·2025

Same author

Why active Willis metamaterials? A controllability and observability perspectivea).

The Journal of the Acoustical Society of America·2024

Same author

A THOROUGH STUDY AND META-ANALYSIS OF THE PROGNOSTIC RELEVANCE OF THE C-REACTIVE-ALBUMIN RATIO IN ACUTE PANCREATITIS.

Georgian medical news·2023

Same author

Age-at-death assessed with Lamendin's original and population-specific models in a modern Brazilian osteological collection.

The Journal of forensic odonto-stomatology·2023

Same author

Evaluation of tuberculosis diagnostic tools, with extending MODS assay use to second line susceptibility testing.

Epidemiologie, mikrobiologie, imunologie : casopis Spolecnosti pro epidemiologii a mikrobiologii Ceske lekarske spolecnosti J.E. Purkyne·2021

Same author

Experimental realization of an active non-reciprocal metamaterial using an eigen-structure assignment control strategy.

The Journal of the Acoustical Society of America·2021

Search research articles

Related Experiment Video

Updated: Dec 22, 2025

Characterizing Dissipative Elastic Metamaterials Produced by Additive Manufacturing

Characterizing Dissipative Elastic Metamaterials Produced by Additive Manufacturing

Published on: June 28, 2024

Active nonreciprocal metamaterial using an eigen-structure assignment control strategy.

¹Mechanical Engineering Department, University of Maryland, College Park, Maryland 20742, USA.

The Journal of the Acoustical Society of America

|May 4, 2020

Summary

This study introduces active nonreciprocal metamaterials (ANMMs) for controlling energy flow in dynamical systems. By tailoring eigenvectors, researchers achieve linear non-reciprocity and energy redistribution in acoustic ducts.

More Related Videos

Simulation, Fabrication and Characterization of THz Metamaterial Absorbers

Simulation, Fabrication and Characterization of THz Metamaterial Absorbers

Published on: December 27, 2012

In Situ Transmission Electron Microscopy with Biasing and Fabrication of Asymmetric Crossbars Based on Mixed-Phased a-VOx

In Situ Transmission Electron Microscopy with Biasing and Fabrication of Asymmetric Crossbars Based on Mixed-Phased a-VOx

Published on: May 13, 2020

Related Experiment Videos

Last Updated: Dec 22, 2025

Characterizing Dissipative Elastic Metamaterials Produced by Additive Manufacturing

Characterizing Dissipative Elastic Metamaterials Produced by Additive Manufacturing

Published on: June 28, 2024

Simulation, Fabrication and Characterization of THz Metamaterial Absorbers

Simulation, Fabrication and Characterization of THz Metamaterial Absorbers

Published on: December 27, 2012

In Situ Transmission Electron Microscopy with Biasing and Fabrication of Asymmetric Crossbars Based on Mixed-Phased a-VOx

In Situ Transmission Electron Microscopy with Biasing and Fabrication of Asymmetric Crossbars Based on Mixed-Phased a-VOx

Published on: May 13, 2020

Area of Science:

Physics
Materials Science
Engineering

Background:

Current methods for non-reciprocity rely on passive nonlinearities, circulators, or complex active controls.
Controlling energy flow in periodic dynamical systems is crucial for advanced applications.

Purpose of the Study:

To develop a novel class of active nonreciprocal metamaterials (ANMMs).
To demonstrate a linear approach for controlling wave propagation energy flow and achieving non-reciprocity.

Main Methods:

Design of a one-dimensional acoustic duct with linear active control capabilities.
Simultaneous assignment of eigenvalues and eigenvectors (eigen-structure) for the closed-loop system.
Focus on tailoring eigenvectors for spatial energy flow control and non-reciprocity.

Main Results:

Successful demonstration of non-reciprocal behavior in a linear system.
Spatial control and redistribution of wave propagation energy flow achieved.
Direction and reversal of non-reciprocity are controllable.

Conclusions:

The proposed ANMMs offer a new paradigm for energy flow control in dynamical systems.
Tailoring eigenvectors is key to achieving linear non-reciprocity and directional energy manipulation.
This approach provides a simpler and more versatile method compared to existing techniques.