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

UV–Vis Spectroscopy: Molecular Electronic Transitions01:16

UV–Vis Spectroscopy: Molecular Electronic Transitions

3.3K
In Ultraviolet–Visible (UV–Vis) spectroscopy, the absorption of electromagnetic radiation is used to probe the electronic structure of molecules. This technique provides insights into molecular electronic transitions, particularly the movement of electrons between different molecular orbitals. Radiation is absorbed if the energy of the electromagnetic radiation passing through the molecule is precisely equal to the energy difference between the excited and ground states. During this...
3.3K
Van der Waals Interactions01:24

Van der Waals Interactions

72.8K
Atoms and molecules interact with each other through intermolecular forces. These electrostatic forces arise from attractive or repulsive interactions between particles with permanent, partial, or temporary charges. The intermolecular forces between neutral atoms and molecules are ion–dipole, dipole–dipole, and dispersion forces, collectively known as van der Waals forces.
72.8K
Molecular Spectroscopy: Absorption and Emission01:14

Molecular Spectroscopy: Absorption and Emission

5.1K
Molecules possess discrete energy levels called quantum states. Unlike atoms, which have simpler energy levels, molecules possess additional rotational and vibrational energy levels.  Each energy level is separated by an energy gap, with the gaps between adjacent electronic, vibrational, and rotational levels varying significantly. The three types of energy levels in a diatomic molecule are shown in Figure 1.
5.1K

You might also read

Related Articles

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

Sort by
Same author

Photoinduced Metal-to-Insulator Transitions in 2D Moiré Devices.

Physical review letters·2026
Same author

Correction to "Macroscopic Transition Metal Dichalcogenide Monolayers from Gold-Tape Exfoliation Retain Intrinsic Properties".

Nano letters·2026
Same author

Transdimensional anomalous Hall effect in rhombohedral thin graphite.

Nature·2026
Same author

Angle evolution of the superconducting phase diagram in twisted bilayer WSe<sub>2</sub>.

Nature·2026
Same author

Cavity-altered superconductivity.

Nature·2026
Same author

Direct observation of meta-stable magnetization states in Fe/W(110) nanostructures.

Ultramicroscopy·2025

Related Experiment Video

Updated: Mar 11, 2026

Angle-resolved Photoemission Spectroscopy At Ultra-low Temperatures
08:53

Angle-resolved Photoemission Spectroscopy At Ultra-low Temperatures

Published on: October 9, 2012

18.3K

Quantifying electronic band interactions in van der Waals materials using angle-resolved reflected-electron

Johannes Jobst1,2, Alexander J H van der Torren1, Eugene E Krasovskii3,4,5

  • 1Huygens-Kamerlingh Onnes Laboratorium, Leiden Institute of Physics, Leiden University, Niels Bohrweg 2, P.O. Box 9504, NL-2300 RA Leiden, The Netherlands.

Nature Communications
|November 30, 2016
PubMed
Summary

Graphene and hexagonal boron nitride electronic bands show minimal interaction in heterostructures, despite similar electronic properties. This finding impacts the design of novel layered materials through understanding electronic coupling.

More Related Videos

Experimental Methods for Spin- and Angle-Resolved Photoemission Spectroscopy Combined with Polarization-Variable Laser
09:00

Experimental Methods for Spin- and Angle-Resolved Photoemission Spectroscopy Combined with Polarization-Variable Laser

Published on: June 28, 2018

10.6K
Probe Type II Band Alignment in One-Dimensional Van Der Waals Heterostructures Using First-Principles Calculations
13:56

Probe Type II Band Alignment in One-Dimensional Van Der Waals Heterostructures Using First-Principles Calculations

Published on: October 12, 2019

8.4K

Related Experiment Videos

Last Updated: Mar 11, 2026

Angle-resolved Photoemission Spectroscopy At Ultra-low Temperatures
08:53

Angle-resolved Photoemission Spectroscopy At Ultra-low Temperatures

Published on: October 9, 2012

18.3K
Experimental Methods for Spin- and Angle-Resolved Photoemission Spectroscopy Combined with Polarization-Variable Laser
09:00

Experimental Methods for Spin- and Angle-Resolved Photoemission Spectroscopy Combined with Polarization-Variable Laser

Published on: June 28, 2018

10.6K
Probe Type II Band Alignment in One-Dimensional Van Der Waals Heterostructures Using First-Principles Calculations
13:56

Probe Type II Band Alignment in One-Dimensional Van Der Waals Heterostructures Using First-Principles Calculations

Published on: October 12, 2019

8.4K

Area of Science:

  • Condensed Matter Physics
  • Materials Science
  • Nanotechnology

Background:

  • Graphene exhibits high electron mobility, crucial for advanced electronic applications.
  • Heterostructures of graphene and hexagonal boron nitride (hBN) achieve the highest mobilities.
  • The electronic interaction between graphene and hBN layers is poorly understood.

Purpose of the Study:

  • To investigate the electronic state interactions in graphene/hBN heterostructures.
  • To analyze the unoccupied band structure of graphite, hBN, and their combinations.
  • To develop a method for studying electronic coupling in van der Waals systems.

Main Methods:

  • Utilized angle-resolved reflected-electron spectroscopy (ARRES).
  • Studied the unoccupied electronic band structure of individual layers and heterostructures.
  • Compared band dispersions of graphene and hexagonal boron nitride.

Main Results:

  • Demonstrated that graphene and hexagonal boron nitride bands do not significantly interact over a broad energy range.
  • Observed minimal electronic coupling despite very similar band dispersions between graphene and hBN.
  • Validated ARRES as a general technique for probing interactions in van der Waals heterostructures.

Conclusions:

  • The assumption of negligible electronic coupling between graphene and hBN layers is experimentally supported.
  • This work provides a quantitative understanding of the 'chemistry of layers' in van der Waals systems.
  • The findings are crucial for designing novel materials based on controlled electronic coupling.