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

Induced Electric Dipoles

Induced Electric Dipoles

A permanent electric dipole orients itself along an external electric field. This rotation can be quantified by defining the potential energy because the external torque does work in rotating it. Then, the potential energy is minimum at the parallel configuration and maximum at the antiparallel configuration. While the former is a stable equilibrium, the latter is an unstable equilibrium.
Since the absolute value of potential energy holds no physical meaning, its zero value can be chosen as per...

You might also read

Related Articles

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

Sort by

Same author

Diminished rest-activity rhythm is associated with postoperative complications and mortality: A prospective cohort study of UK Biobank participants.

European journal of anaesthesiology·2026

Same author

Corrigendum to "Injectable hydrogel for postoperative synergistic photothermal-chemodynamic tumor and anti-infection therapy" [Biomaterials 280(2022) 121289].

Biomaterials·2026

Same author

Post-Pandemic Influenza Resurgence in Guangzhou, China: Impact of COVID-19 Interventions and Immune Alterations.

Journal of medical virology·2026

Same author

Detection of Artemisia mongolica floss adulteration in moxa floss: A strategy based on UPLC-Q/Orbitrap HRMS, chromatographic analysis, and machine learning.

Journal of pharmaceutical and biomedical analysis·2026

Same author

Data-driven differentiation analysis of urban high-tech industries: Research on bibliometrics and large language models.

PloS one·2026

Same author

Contrastive diffusion model for exploring mathematical expressions from data.

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

Search research articles

Related Experiment Video

Updated: May 24, 2026

Temperature-Controlled Assembly and Characterization of a Droplet Interface Bilayer

Temperature-Controlled Assembly and Characterization of a Droplet Interface Bilayer

Published on: April 19, 2021

Reversible single-molecule switching in an ordered monolayer molecular dipole array.

Yu Li Huang¹, Yunhao Lu, Tian Chao Niu

¹Department of Physics, National University of Singapore, Singapore.

Small (Weinheim an Der Bergstrasse, Germany)

|March 2, 2012

Summary

This summary is machine-generated.

Researchers demonstrated repeatable binary data storage using single chloroaluminum phthalocyanine (ClAlPc) molecules. This molecular electronics advance enables high-density data storage by switching molecules between states using a scanning tunneling microscopy tip.

More Related Videos

High-Contrast and Fast Photorheological Switching of a Twist-Bend Nematic Liquid Crystal

High-Contrast and Fast Photorheological Switching of a Twist-Bend Nematic Liquid Crystal

Published on: October 31, 2019

Single-Molecule Diffusion and Assembly on Polymer-Crowded Lipid Membranes

Single-Molecule Diffusion and Assembly on Polymer-Crowded Lipid Membranes

Published on: July 19, 2022

Related Experiment Videos

Last Updated: May 24, 2026

Temperature-Controlled Assembly and Characterization of a Droplet Interface Bilayer

Temperature-Controlled Assembly and Characterization of a Droplet Interface Bilayer

Published on: April 19, 2021

High-Contrast and Fast Photorheological Switching of a Twist-Bend Nematic Liquid Crystal

High-Contrast and Fast Photorheological Switching of a Twist-Bend Nematic Liquid Crystal

Published on: October 31, 2019

Single-Molecule Diffusion and Assembly on Polymer-Crowded Lipid Membranes

Single-Molecule Diffusion and Assembly on Polymer-Crowded Lipid Membranes

Published on: July 19, 2022

Area of Science:

Molecular electronics
Materials science
Nanotechnology

Background:

The ultimate goal of molecular electronics is to create electronic devices at the single-molecule level.
A key challenge for molecular data storage is achieving simple, repeatable switching of single molecules between bistable states.

Purpose of the Study:

To demonstrate the reversible switching of single chloroaluminum phthalocyanine (ClAlPc) molecules for binary data storage.
To achieve high-density data storage using single-molecular binary bits.

Main Methods:

Utilized chloroaluminum phthalocyanine (ClAlPc) dipolar molecules arranged in a close-packed monolayer.
Employed a scanning tunneling microscopy (STM) tip to apply electrical pulses for molecular switching.
Demonstrated read-write operations at the single-molecule level.

Main Results:

Successfully demonstrated reversible switching of individual ClAlPc molecules.
Achieved single-molecular binary bit operations.
Demonstrated data storage density of approximately 40 Terabits per square centimeter (Tb/cm²).

Conclusions:

Single-molecule switching of ClAlPc is a viable method for binary data storage.
This approach offers a pathway towards ultra-high-density data storage solutions.
The demonstrated technique is simple and repeatable, paving the way for practical molecular electronic devices.