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

The de Broglie Wavelength02:32

The de Broglie Wavelength

25.3K
In the macroscopic world, objects that are large enough to be seen by the naked eye follow the rules of classical physics. A billiard ball moving on a table will behave like a particle; it will continue traveling in a straight line unless it collides with another ball, or it is acted on by some other force, such as friction. The ball has a well-defined position and velocity or well-defined momentum, p = mv, which is defined by mass m and velocity v at any given moment. This is the typical...
25.3K
π Electron Effects on Chemical Shift: Overview01:27

π Electron Effects on Chemical Shift: Overview

1.0K
An applied magnetic field causes loosely bound π-electrons in organic molecules to circulate, producing a local or induced diamagnetic field over a large spatial volume. As the molecules tumble in solution, the field generated by π-electrons in spherical substituents results in a zero net field. However, the net field generated by π-electrons in non-spherical substituents is not zero. The effect of this induced field depends on the orientation of the molecule with respect to B0,...
1.0K

You might also read

Related Articles

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

Sort by
Same author

Cyclophane-based shielding strategy for singly dispersed graphene nanoribbons.

Nature chemistry·2026
Same author

Observation of Kondo cloud-coupling in a mirror-symmetric carbon nanotube array-molybdenum structure.

Nature communications·2026
Same author

Imaging the flat bands of magic-angle graphene reshaped by interactions.

Nature·2026
Same author

Revealing Electron-Electron Interactions in Graphene at Room Temperature with a Quantum Twisting Microscope.

Nano letters·2026
Same author

Experimental and Theoretical Studies of Isomeric Metal (N^C^N)Cl Coordination Complexes (Metal = Pt, Pd) with Multiple Conductance Pathways in Single-Molecule Junctions.

The journal of physical chemistry. C, Nanomaterials and interfaces·2026
Same author

Optical control over topological Chern number in moiré materials.

Nature·2026

Related Experiment Video

Updated: Jun 3, 2025

Nanofabrication of Gate-defined GaAs/AlGaAs Lateral Quantum Dots
15:47

Nanofabrication of Gate-defined GaAs/AlGaAs Lateral Quantum Dots

Published on: November 1, 2013

16.2K

Electronic confinement induced quantum dot behavior in magic-angle twisted bilayer graphene.

Bhaskar Ghawri1, Pablo Bastante2, Kenji Watanabe3

  • 1Transport at Nanoscale Interfaces Laboratory, Empa, Swiss Federal Laboratories for Materials Science and Technology, 8600 Dübendorf, Switzerland. michel.calame@empa.ch.

Nanoscale
|January 7, 2025
PubMed
Summary
This summary is machine-generated.

Reducing device size in magic-angle twisted bilayer graphene (TBLG) amplifies doping inhomogeneity, causing carrier confinement and Coulomb blockade. This highlights how disorder impacts TBLG

More Related Videos

Scalable Quantum Integrated Circuits on Superconducting Two-Dimensional Electron Gas Platform
05:39

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

Published on: August 2, 2019

9.5K
Fabrication of Gate-tunable Graphene Devices for Scanning Tunneling Microscopy Studies with Coulomb Impurities
11:42

Fabrication of Gate-tunable Graphene Devices for Scanning Tunneling Microscopy Studies with Coulomb Impurities

Published on: July 24, 2015

15.4K

Related Experiment Videos

Last Updated: Jun 3, 2025

Nanofabrication of Gate-defined GaAs/AlGaAs Lateral Quantum Dots
15:47

Nanofabrication of Gate-defined GaAs/AlGaAs Lateral Quantum Dots

Published on: November 1, 2013

16.2K
Scalable Quantum Integrated Circuits on Superconducting Two-Dimensional Electron Gas Platform
05:39

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

Published on: August 2, 2019

9.5K
Fabrication of Gate-tunable Graphene Devices for Scanning Tunneling Microscopy Studies with Coulomb Impurities
11:42

Fabrication of Gate-tunable Graphene Devices for Scanning Tunneling Microscopy Studies with Coulomb Impurities

Published on: July 24, 2015

15.4K

Area of Science:

  • Condensed Matter Physics
  • Materials Science
  • Nanoscience

Background:

  • Magic-angle twisted bilayer graphene (TBLG) is a key platform for studying correlated electron phases due to moiré superlattices.
  • Controlling twist angles has advanced TBLG research, but understanding doping inhomogeneity effects on electronic transport is crucial.

Purpose of the Study:

  • To investigate how confinement and doping inhomogeneity interplay to affect electrical transport in TBLG.
  • To explore the impact of device dimensions and twist angles on TBLG transport properties.

Main Methods:

  • Fabrication of TBLG devices with controlled twist angles and dimensions.
  • Electrical transport measurements, including temperature-dependent studies.
  • Analysis of charge transport phenomena such as Coulomb blockade.

Main Results:

  • Reducing device dimensions exacerbates disorder potentials from doping inhomogeneity, leading to significant carrier confinement.
  • Coulomb blockade effects were observed in charge transport measurements, indicating strong confinement.
  • Temperature-dependent measurements showed substantial variations in the activation gap across the device.

Conclusions:

  • Doping inhomogeneity plays a critical role in the electronic transport properties of TBLG.
  • Device dimensions significantly influence the manifestation of disorder and confinement effects in TBLG.
  • These findings are essential for designing and understanding future TBLG-based electronic devices.