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

Search research articles

Related Experiment Video

Updated: Jul 15, 2026

Optimizing Magnetic Force Microscopy Resolution and Sensitivity to Visualize Nanoscale Magnetic Domains

Optimizing Magnetic Force Microscopy Resolution and Sensitivity to Visualize Nanoscale Magnetic Domains

Published on: July 20, 2022

Nanoscale ferroelectric information storage based on scanning nonlinear dielectric microscopy.

¹Research Institute of Electrical Communication, Tohoku University, 2-1-1 Katahira, Aoba-ku, Sendai 980-8577, Japan.

Journal of Nanoscience and Nanotechnology

|April 26, 2007

Summary

Researchers achieved ultrahigh-density ferroelectric data storage using scanning nonlinear dielectric microscopy (SNDM). They demonstrated 10.1 Tbit/inch2 rewritable storage by engineering nano-domains in lithium tantalate, setting a new record.

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

Selective Synthesis of Large-Area Monolayer Tin Sulfide from Simple Substances.

Nano letters·2025

Same author

Visualization of the local dipole moment at the Si(111) surface using DFT calculations.

Scientific reports·2025

Same author

In-plane distribution of huge local permittivity of KTa1-xNbxO3 estimated from local phase transition temperatures and spatially averaged permittivity.

The Review of scientific instruments·2024

Same author

Boxcar Averaging Scanning Nonlinear Dielectric Microscopy.

Nanomaterials (Basel, Switzerland)·2022

Same author

Material Design Strategy for Enhancement of Readback Signal Intensity in Ferroelectric Probe Data Storage.

IEEE transactions on ultrasonics, ferroelectrics, and frequency control·2020

Same author

Carrier distribution imaging using ∂C/∂z-mode scanning nonlinear dielectric microscopy.

The Review of scientific instruments·2019

Area of Science:

Materials Science
Nanotechnology
Data Storage

Background:

Ferroelectric materials offer potential for high-density data storage.
Controlling ferroelectric domain structures at the nanoscale is crucial for advanced storage solutions.

Purpose of the Study:

To investigate ultrahigh-density ferroelectric data storage using scanning nonlinear dielectric microscopy (SNDM).
To explore nanodomain formation and switching dynamics in lithium tantalate for data storage applications.

Main Methods:

Utilized scanning nonlinear dielectric microscopy (SNDM) for high-resolution imaging and manipulation.
Conducted domain engineering experiments on congruent lithium tantalate (CLT) single crystals.
Applied a small DC offset voltage to enhance domain switching speed and stability.

More Related Videos

Measuring Magnetically-Tuned Ferroelectric Polarization in Liquid Crystals

Measuring Magnetically-Tuned Ferroelectric Polarization in Liquid Crystals

Published on: August 15, 2018

Related Experiment Videos

Last Updated: Jul 15, 2026

Optimizing Magnetic Force Microscopy Resolution and Sensitivity to Visualize Nanoscale Magnetic Domains

Optimizing Magnetic Force Microscopy Resolution and Sensitivity to Visualize Nanoscale Magnetic Domains

Published on: July 20, 2022

Measuring Magnetically-Tuned Ferroelectric Polarization in Liquid Crystals

Measuring Magnetically-Tuned Ferroelectric Polarization in Liquid Crystals

Published on: August 15, 2018

Main Results:

Achieved a domain dot array with an areal density of 1.5 Tbit/inch2.
Demonstrated information storage at a density of 1 Tbit/inch2 with sub-nanosecond switching speeds.
Created the smallest artificial nano-domain single dot (5.1 nm) and achieved a record memory density of 10.1 Tbit/inch2.

Conclusions:

A small DC offset voltage effectively accelerates domain switching and stabilizes nano-domains.
The developed technique enables ultrahigh-density rewritable data storage, surpassing previous records.
This advancement in ferroelectric data storage holds significant promise for future high-capacity memory devices.