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

You might also read

Related Articles

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

Sort by

Same author

Few-atom-thick silver films for enhanced nanoscale nonlinear optics.

Nature communications·2026

Same author

Diamond Formation at Superlubric Sliding Interface.

Advanced materials (Deerfield Beach, Fla.)·2026

Same author

Exploring the third dimension in quantum confinement of surface electrons.

Science advances·2026

Same author

Topography Influence on Noble Metals' Work Function Measured In Vacuo by Photoelectron Spectroscopy and Kelvin Probe Force Microscopy.

ACS applied materials & interfaces·2026

Same author

Revealing the Atomic Structure of Blue Phosphorus Phases on Au(111) with Noncontact Atomic Force Microscopy.

ACS nano·2026

Same author

Planar structures of medium-sized gold clusters become ground states upon ionization.

Nanoscale advances·2026

Same journal

PCSK5 promotes angiogenesis and cardiac repair after myocardial infarction.

Nature communications·2026

Same journal

PfApiAT2 is a proline transporter essential for the transmission of Plasmodium falciparum by the mosquito vector.

Nature communications·2026

Same journal

Transient distortions of the South Atlantic Anomaly radiation environments driven by electric fields.

Nature communications·2026

Same journal

Structural basis of the regulation by CDK11 kinase of early spliceosome activation and evidence for its proofreading by DHX15 helicase.

Nature communications·2026

Same journal

Structural and mechanistic insights into primer synthesis initiation by DNA primase.

Nature communications·2026

Same journal

Changes in heritability and shared environmentality of educational attainment across twentieth-century Norway.

Nature communications·2026

See all related articles

Search research articles

Related Experiment Video

Updated: Feb 21, 2026

Nanofabrication of Gate-defined GaAs/AlGaAs Lateral Quantum Dots

Nanofabrication of Gate-defined GaAs/AlGaAs Lateral Quantum Dots

Published on: November 1, 2013

Precise engineering of quantum dot array coupling through their barrier widths.

Ignacio Piquero-Zulaica¹, Jorge Lobo-Checa^2,3, Ali Sadeghi⁴

¹Centro de Física de Materiales CSIC/UPV-EHU-Materials Physics Center, Manuel Lardizabal 5, E-20018, San Sebastián, Spain.

Nature Communications

|October 7, 2017

Summary

This summary is machine-generated.

Researchers engineered quantum dot intercoupling by precisely controlling barrier width in molecular networks. This tuning of potential barriers influences quantum properties for technological applications.

More Related Videos

Silicon Metal-oxide-semiconductor Quantum Dots for Single-electron Pumping

Silicon Metal-oxide-semiconductor Quantum Dots for Single-electron Pumping

Published on: June 3, 2015

Scalable Quantum Integrated Circuits on Superconducting Two-Dimensional Electron Gas Platform

Scalable Quantum Integrated Circuits on Superconducting Two-Dimensional Electron Gas Platform

Published on: August 2, 2019

Related Experiment Videos

Last Updated: Feb 21, 2026

Nanofabrication of Gate-defined GaAs/AlGaAs Lateral Quantum Dots

Nanofabrication of Gate-defined GaAs/AlGaAs Lateral Quantum Dots

Published on: November 1, 2013

Silicon Metal-oxide-semiconductor Quantum Dots for Single-electron Pumping

Silicon Metal-oxide-semiconductor Quantum Dots for Single-electron Pumping

Published on: June 3, 2015

Scalable Quantum Integrated Circuits on Superconducting Two-Dimensional Electron Gas Platform

Scalable Quantum Integrated Circuits on Superconducting Two-Dimensional Electron Gas Platform

Published on: August 2, 2019

Area of Science:

Surface Science
Quantum Materials
Nanotechnology

Background:

Quantum dots (QDs) confine electrons, and their arrays exhibit novel quantum properties.
Controlling inter-dot potential barriers is crucial for tuning QD interactions and properties.
Self-assembled molecular networks offer a platform for precise QD arrangement.

Purpose of the Study:

To demonstrate precise control over inter-dot coupling in quantum dot arrays.
To investigate the effect of barrier width engineering on quantum confinement.
To explore the application of self-assembled molecular networks for tuning electronic properties.

Main Methods:

Generating self-assembled molecular nanoporous networks on surfaces.
Utilizing single atom substitution in haloaromatic compounds to engineer barrier width.
Confining the two-dimensional electron gas (2DEG) within these molecular networks.

Main Results:

Precise experimental control over barrier width between QDs was achieved.
Barrier width tuning modulated the intercoupling and confinement properties of QDs.
Self-assembled networks maintained interdot coupling on various silver substrates.

Conclusions:

Single atom substitution in molecular networks effectively tunes QD intercoupling.
Self-assembled molecular networks provide a pathway for controlling 2DEGs.
This approach offers significant potential for advanced quantum technologies.