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

Valence Bond Theory

Valence Bond Theory

Coordination compounds and complexes exhibit different colors, geometries, and magnetic behavior, depending on the metal atom/ion and ligands from which they are composed. In an attempt to explain the bonding and structure of coordination complexes, Linus Pauling proposed the valence bond theory, or VBT, using the concepts of hybridization and the overlapping of the atomic orbitals. According to VBT, the central metal atom or ion (Lewis acid) hybridizes to provide empty orbitals of suitable...

Valence Bond Theory

Valence Bond Theory

Overview of Valence Bond Theory

Fermi Level Dynamics

Fermi Level Dynamics

The vacuum level denotes the energy threshold required for an electron to escape from a material surface. It is usually positioned above the conduction band of a semiconductor and acts as a benchmark for comparing electron energies within various materials.
Electron affinity in semiconductors refers to the energy gap between the minimum of its conduction band and the vacuum level and it is a critical parameter in determining how easily a semiconductor can accept additional electrons.
The work...

VSEPR Theory and the Effect of Lone Pairs

VSEPR Theory and the Effect of Lone Pairs

Effect of Lone Pairs of Electrons on Molecule Geometry

Van der Waals Interactions

Van der Waals Interactions

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.

The Pauli Exclusion Principle

The Pauli Exclusion Principle

The arrangement of electrons in the orbitals of an atom is called its electron configuration. We describe an electron configuration with a symbol that contains three pieces of information:

You might also read

Related Articles

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

Sort by

Same author

Nonlinear Optical Effects Enhanced by Deep Band Crossings.

Physical review letters·2025

Same author

Valley Depolarization Dynamics in Monolayer Transition-Metal Dichalcogenides: Role of the Satellite Valley.

Nano letters·2021

Same author

A nonspecific ulcer on upper lip presented as the first and sole sign of syphilis.

Journal of infection and chemotherapy : official journal of the Japan Society of Chemotherapy·2020

Same author

Omega-3 polyunsaturated fatty acids: a promising approach for the management of oral lichen planus.

Inflammation research : official journal of the European Histamine Research Society ... [et al.]·2020

Same author

Targeting CD47 Inhibits Tumor Development and Increases Phagocytosis in Oral Squamous Cell Carcinoma.

Anti-cancer agents in medicinal chemistry·2020

Same author

Precise tuning of heteroatom positions in polycyclic aromatic hydrocarbons for electrocatalytic nitrogen fixation.

Journal of colloid and interface science·2020

Search research articles

Related Experiment Video

Updated: May 16, 2026

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

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

Published on: July 24, 2015

Dirac fermions in strongly bound graphene systems.

Yuanchang Li¹, Pengcheng Chen, Gang Zhou

¹Department of Physics and State Key Laboratory of Low-Dimensional Quantum Physics, Tsinghua University, Beijing 100084, People's Republic of China.

Physical Review Letters

|December 11, 2012

Summary

Integrating manganese (Mn) into graphene on silicon carbide (SiC) creates a stable system. This hybrid material preserves the essential Dirac cone for electronic applications, maintaining graphene-like transport properties.

More Related Videos

Resonance Raman Spectroscopy of Extreme Nanowires and Other 1D Systems

Resonance Raman Spectroscopy of Extreme Nanowires and Other 1D Systems

Published on: April 28, 2016

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

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

Published on: October 12, 2019

Related Experiment Videos

Last Updated: May 16, 2026

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

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

Published on: July 24, 2015

Resonance Raman Spectroscopy of Extreme Nanowires and Other 1D Systems

Resonance Raman Spectroscopy of Extreme Nanowires and Other 1D Systems

Published on: April 28, 2016

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

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

Published on: October 12, 2019

Area of Science:

Materials Science
Condensed Matter Physics
Surface Science

Background:

Integrating graphene into semiconductor technology is crucial for advanced electronics.
Maintaining graphene's unique electronic properties, like the Dirac cone, is essential for its application.
Thermodynamic stability is a key challenge in hybrid material development.

Purpose of the Study:

To investigate the feasibility of integrating graphene with SiC using transition metal intercalation.
To determine if the Dirac cone can be preserved in a thermodynamically stable graphene/SiC system.
To understand the electronic properties and transport behavior of intercalated graphene/SiC.

Main Methods:

First-principles calculations were employed to model the graphene/SiC system.
The study focused on manganese (Mn) intercalation as a specific case.
A simple model Hamiltonian was developed to explain the observed electronic phenomena.

Main Results:

Transition metal intercalation, specifically Mn, enables strong binding between graphene and SiC, ensuring thermodynamic stability.
Hybridization between graphene and Mn/SiC forms a dispersive Dirac cone with dominant TM d-orbital character.
The resulting Dirac spectrum remains isotropic, and transport properties closely resemble freestanding graphene, with half the Fermi velocity.

Conclusions:

Manganese-intercalated graphene/SiC is a promising system for integrating graphene into semiconductor technology.
The study demonstrates a method to preserve the Dirac cone in a stable hybrid material.
The findings provide insights into the physics governing Dirac cone transfer in such systems.