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

Shearing Strain01:20

Shearing Strain

1.1K
The shearing strain represents a cubic element's angular change when subjected to shearing stress. This type of stress can transform a cube into an oblique parallelepiped without influencing normal strains. The cubic element experiences a significant transformation when exposed solely to shearing stress. Its shape alters from a perfect cube into a rhomboid, clearly demonstrating the effect of shearing strain. The degree of this strain is considered positive if it reduces the angle between the...
1.1K
Trends in Lattice Energy: Ion Size and Charge02:54

Trends in Lattice Energy: Ion Size and Charge

26.3K
An ionic compound is stable because of the electrostatic attraction between its positive and negative ions. The lattice energy of a compound is a measure of the strength of this attraction. The lattice energy (ΔHlattice) of an ionic compound is defined as the energy required to separate one mole of the solid into its component gaseous ions. For the ionic solid sodium chloride, the lattice energy is the enthalpy change of the process:
26.3K
Elastic Strain Energy for Shearing Stresses01:20

Elastic Strain Energy for Shearing Stresses

433
As discussed in previous lessons, strain energy in a material is the energy stored when it is elastically deformed, a concept crucial in materials science and mechanical engineering. This energy results from the internal work done against the cohesive forces within the material. When a material undergoes shearing stress and corresponding shearing strain, the strain energy density, which is the energy stored per unit volume, is calculated. Within the elastic limit, where the stress is...
433
Types Of Superconductors01:28

Types Of Superconductors

1.5K
A superconductor is a substance that offers zero resistance to the electric current when it drops below a critical temperature. Zero resistance is not the only interesting phenomenon as materials reach their transition temperatures. A second effect is the exclusion of magnetic fields. This is known as the Meissner effect. A light, permanent magnet placed over a superconducting sample will levitate in a stable position above the superconductor. High-speed trains that levitate on strong...
1.5K
Mohr's Circle for Plane Strain01:18

Mohr's Circle for Plane Strain

1.1K
Mohr's circle is a crucial graphical method used to analyze plane strain by plotting strain on a set of cartesian coordinates, where the abscissa is normal strain ∈ and the ordinate is shear strain γ. Similarly to Mohr’s circle for plane stress, two points X and Y are plotted. Their coordinates are (∈x, -γXY) and (∈Y, γXY), respectively.
Mohr's circle visually represents the strain states under various conditions, which is essential for...
1.1K
Three-Dimensional Analysis of Strain01:29

Three-Dimensional Analysis of Strain

530
Three-dimensional strain analysis is crucial for understanding how materials deform under stress, particularly in elastic, homogeneous materials. This method employs principal stress axes to simplify complex stress states into more understandable forms. Subjected to stress, a small cubic element within a material either expands or contracts along these axes, transforming into a rectangular parallelepiped. This transformation effectively illustrates the material's deformation. The principal...
530

You might also read

Related Articles

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

Sort by
Same author

On-Surface Synthesis of B<sub>3</sub>N<sub>3</sub>-Substituted Two-Dimensional Covalent Organic Frameworks with Distinct Pore Sizes and Kagome Band Structures.

Small (Weinheim an der Bergstrasse, Germany)·2026
Same author

Controlling MoS<sub>2</sub> Nanosheet Size and Network Conductivity through Alkylammonium Ion Selection.

ACS applied materials & interfaces·2026
Same author

Noise Management of Surface-Enhanced Raman Spectroscopy Using Two-Dimensional Materials.

ACS sensors·2026
Same author

Correction to "Enhanced Antibacterial Efficacy of Copper Single-Atom Catalysts on Two-Dimensional Boron Nitride Platform".

ACS nano·2026
Same author

A Single-Phase Mixed Ion-Electron Conducting Metal-Organic Framework.

Journal of the American Chemical Society·2026
Same author

Importance of Nonadiabatic Effects in Kohn Anomalies in 1D Metals.

Physical review letters·2026

Related Experiment Video

Updated: Dec 27, 2025

Optimized Fabrication Procedure for High-Quality Graphene-based Moir&#233; Superlattice Devices
11:24

Optimized Fabrication Procedure for High-Quality Graphene-based Moiré Superlattice Devices

Published on: July 11, 2025

14.3K

Strain Modulated Superlattices in Graphene.

Riju Banerjee1, Viet-Hung Nguyen2, Tomotaroh Granzier-Nakajima1

  • 1Department of Physics, The Pennsylvania State University, University Park, Pennsylvania 16802, United States.

Nano Letters
|March 6, 2020
PubMed
Summary

Researchers created short-wavelength pseudogauge fields in strained graphene, leading to a new electronic quantization. This work also demonstrates a novel method for creating 2D lateral heterostructures using modulated lattice strain.

Keywords:
STMextreme straingrapheneinhomogeneous strainsuperlattice

More Related Videos

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

15.9K
Visualizing Uniaxial-strain Manipulation of Antiferromagnetic Domains in Fe1+YTe Using a Spin-polarized Scanning Tunneling Microscope
09:06

Visualizing Uniaxial-strain Manipulation of Antiferromagnetic Domains in Fe1+YTe Using a Spin-polarized Scanning Tunneling Microscope

Published on: March 24, 2019

8.5K

Related Experiment Videos

Last Updated: Dec 27, 2025

Optimized Fabrication Procedure for High-Quality Graphene-based Moir&#233; Superlattice Devices
11:24

Optimized Fabrication Procedure for High-Quality Graphene-based Moiré Superlattice Devices

Published on: July 11, 2025

14.3K
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

15.9K
Visualizing Uniaxial-strain Manipulation of Antiferromagnetic Domains in Fe1+YTe Using a Spin-polarized Scanning Tunneling Microscope
09:06

Visualizing Uniaxial-strain Manipulation of Antiferromagnetic Domains in Fe1+YTe Using a Spin-polarized Scanning Tunneling Microscope

Published on: March 24, 2019

8.5K

Area of Science:

  • Condensed Matter Physics
  • Materials Science
  • Nanotechnology

Background:

  • Theoretical proposals for pseudogauge fields in strained graphene often require short wavelengths, which have not been experimentally achieved.
  • Previous studies focused on pseudogauge fields varying at larger length scales than the magnetic length.

Purpose of the Study:

  • To create and investigate short-wavelength, periodic pseudogauge fields in strained graphene.
  • To explore the effects of these fields on Dirac electrons and their quantization.
  • To establish a new method for synthesizing 2D lateral heterostructures.

Main Methods:

  • Utilizing rippled graphene subjected to extreme strain (>10%).
  • Employing scanning tunneling microscopy (STM) for experimental observation.
  • Performing atomistic calculations for theoretical analysis.

Main Results:

  • Successfully generated short-wavelength, periodic pseudogauge fields in strained graphene.
  • Observed a novel form of electronic quantization distinct from Landau quantization.
  • Demonstrated that graphene ripples create an effective electronic superlattice due to bond length variations.

Conclusions:

  • Spatially oscillating strain in rippled graphene can generate unique electronic properties and quantization.
  • This technique offers a novel approach to fabricating 2D lateral heterostructures by modulating lattice strain.
  • The findings open new avenues for exploring exotic electronic phenomena in engineered graphene systems.