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

Ferromagnetism01:31

Ferromagnetism

2.4K
Materials like iron, nickel, and cobalt consist of magnetic domains, within which the magnetic dipoles are arranged parallel to each other. The magnetic dipoles are rigidly aligned in the same direction within a domain by quantum mechanical coupling among the atoms. This coupling is so strong that even thermal agitation at room temperature cannot break it. The result is that each domain has a net dipole moment. However, some materials have weaker coupling, and are ferromagnetic at lower...
2.4K

You might also read

Related Articles

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

Sort by
Same author

Water-Triggered Domino-Like Phase Transition in a Molecular Ferroelectric.

Advanced materials (Deerfield Beach, Fla.)·2026
Same author

Interlayer Decoupling Growth for Atomically Thin Hybrid Perovskite Ferroelectrics with Giant Rashba Splitting Energy.

Journal of the American Chemical Society·2026
Same author

Metal-Organic Framework Goes Perovskite: A Self-Healing Neutral X-Site Perovskite Ferroelastic Crystal.

Journal of the American Chemical Society·2026
Same author

Neutral X-Site ABX<sub>3</sub>-Type Perovskites.

Angewandte Chemie (International ed. in English)·2026
Same author

Robust Polarized Fields Generated by Organic-Inorganic Hybrid Perovskite Ferroelectrics Crystallization for Boosting Hydrogen Production Activity.

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

3D Chiral Perovskitoid-to-Perovskite Reconstructive Phase Transition Designed Molecular Ferroelectric Thin-Film with out-of-Plane Polarization.

Advanced materials (Deerfield Beach, Fla.)·2025

Related Experiment Video

Updated: Jun 3, 2025

Frequency Mixing Magnetic Detection Scanner for Imaging Magnetic Particles in Planar Samples
07:01

Frequency Mixing Magnetic Detection Scanner for Imaging Magnetic Particles in Planar Samples

Published on: June 9, 2016

9.6K

Molecular Ferroelectrics for Highly Sensitive Detection Toward Low-Frequency Sound Recognition.

Ruonan Wang1, Lutao Li2, Jiating Li1

  • 1School of Energy, School of Optoelectronic Science and Engineering, School of Biology and Basic Medical Sciences, School of Physical Science and Technology, Soochow University, Suzhou, 215000, P. R. China.

Advanced Materials (Deerfield Beach, Fla.)
|January 8, 2025
PubMed
Summary

New molecular ferroelectric sensors detect low-frequency sounds below 100 Hz with high sensitivity. This breakthrough in piezoelectric acoustic sensors offers potential for advanced noise detection and health monitoring applications.

Keywords:
low‐frequency soundmolecular ferroelectricspiezoelectric acoustic sensorsound recognition

More Related Videos

Implementation of a Reference Interferometer for Nanodetection
16:11

Implementation of a Reference Interferometer for Nanodetection

Published on: April 26, 2014

9.3K
Label-free Single Molecule Detection Using Microtoroid Optical Resonators
08:53

Label-free Single Molecule Detection Using Microtoroid Optical Resonators

Published on: December 29, 2015

9.2K

Related Experiment Videos

Last Updated: Jun 3, 2025

Frequency Mixing Magnetic Detection Scanner for Imaging Magnetic Particles in Planar Samples
07:01

Frequency Mixing Magnetic Detection Scanner for Imaging Magnetic Particles in Planar Samples

Published on: June 9, 2016

9.6K
Implementation of a Reference Interferometer for Nanodetection
16:11

Implementation of a Reference Interferometer for Nanodetection

Published on: April 26, 2014

9.3K
Label-free Single Molecule Detection Using Microtoroid Optical Resonators
08:53

Label-free Single Molecule Detection Using Microtoroid Optical Resonators

Published on: December 29, 2015

9.2K

Area of Science:

  • Materials Science
  • Acoustics
  • Sensor Technology

Background:

  • Human hearing sensitivity is limited below 100 Hz, impacting well-being and causing symptoms like dizziness.
  • Existing piezoelectric acoustic sensors struggle with low-frequency sound detection due to material limitations (low piezoelectric coefficient, high elastic modulus).

Purpose of the Study:

  • To develop a highly sensitive piezoelectric acoustic sensor for detecting low-frequency sounds.
  • To explore the potential of molecular ferroelectric materials in advanced acoustic sensing applications.

Main Methods:

  • Utilized the molecular ferroelectric material, [(CH3)3NCH2Cl]CdCl3, as the piezoelectric active layer.
  • Constructed a piezoelectric acoustic sensor specifically designed for low-frequency sound detection.

Main Results:

  • Achieved high sensitivity of 47.43 mV Pa⁻¹ cm⁻² at 87 Hz.
  • Demonstrated excellent frequency resolution up to 0.1 Hz, enabling accurate low-frequency sound discrimination.
  • Successfully differentiated musical instruments, heartbeats, and recognized various audio signals.

Conclusions:

  • Molecular ferroelectric materials show significant promise for piezoelectric acoustic devices.
  • The developed sensor is suitable for noise detection, health monitoring, and human-computer interaction applications.