Spontaneous strains and gap in graphene on boron nitride

P San-Jose, A Gutiérrez-Rubio, M Sturla, F Guinea - Physical Review B, 2014 - APS
The interaction between a graphene layer and a hexagonal boron nitride (hBN) substrate
induces lateral displacements and strains in the graphene layer. The displacements lead to …

Electronic structure of spontaneously strained graphene on hexagonal boron nitride

P San-Jose, A Gutiérrez-Rubio, M Sturla, F Guinea - Physical Review B, 2014 - APS
Hexagonal boron nitride substrates have been shown to dramatically improve the electric
properties of graphene. Recently, it has been observed that when the two honeycomb …

Observation of spatially-varying Fermi velocity in strained-graphene directly grown on hexagonal boron nitride

WJ Jang, H Kim, YR Shin, M Wang, SK Jang, M Kim… - Carbon, 2014 - Elsevier
Electronic properties of graphene can be controlled by using elastic strain. Theories
predicted two major effects of strain, pseudo-magnetic field and spatially-varying Fermi …

Raman spectroscopy of the internal strain of a graphene layer grown on copper tuned by chemical vapor deposition

V Yu, E Whiteway, J Maassen, M Hilke - Physical Review B—Condensed …, 2011 - APS
Strain can be used as an alternate way to tune the electronic properties of graphene. Here
we demonstrate that it is possible to tune the uniform strain of graphene simply by changing …

Strain-induced band gaps in bilayer graphene

B Verberck, B Partoens, FM Peeters, B Trauzettel - Physical Review B …, 2012 - APS
We present a tight-binding investigation of strained bilayer graphene within linear elasticity
theory, focusing on the different environments experienced by the A and B carbon atoms of …

Strain engineering of graphene: a review

C Si, Z Sun, F Liu - Nanoscale, 2016 - pubs.rsc.org
Graphene has intrigued the science community by many unique properties not found in
conventional materials. In particular, it is the strongest two-dimensional material ever …

First-principles study of strain-induced modulation of energy gaps of graphene/BN and BN bilayers

X Zhong, YK Yap, R Pandey, SP Karna - Physical Review B—Condensed …, 2011 - APS
First-principles calculations based on density functional theory are performed on
graphene/BN and BN bilayers to investigate the effect of the strain on their energy gaps. For …

Grüneisen parameter of the mode of strained monolayer graphene

YC Cheng, ZY Zhu, GS Huang… - Physical Review B …, 2011 - APS
We present a detailed analysis of the effects of uniaxial and biaxial strain on the frequencies
of the G mode of monolayer graphene, using first principles calculations. Our results allow …

Biaxial compressive strain engineering in graphene/boron nitride heterostructures

W Pan, J Xiao, J Zhu, C Yu, G Zhang, Z Ni… - Scientific reports, 2012 - nature.com
Strain engineered graphene has been predicted to show many interesting physics and
device applications. Here we study biaxial compressive strain in graphene/hexagonal boron …

Phonon and structural changes in deformed Bernal stacked bilayer graphene

O Frank, M Bousa, I Riaz, R Jalil, KS Novoselov… - Nano Letters, 2012 - ACS Publications
We present the first Raman spectroscopic study of Bernal bilayer graphene flakes under
uniaxial tension. Apart from a purely mechanical behavior in flake regions where both layers …