Electronic and optical properties of strained graphene and other strained 2D materials: a review
GG Naumis, S Barraza-Lopez… - Reports on Progress …, 2017 - iopscience.iop.org
This review presents the state of the art in strain and ripple-induced effects on the electronic
and optical properties of graphene. It starts by providing the crystallographic description of …
and optical properties of graphene. It starts by providing the crystallographic description of …
Novel effects of strains in graphene and other two dimensional materials
The analysis of the electronic properties of strained or lattice deformed graphene combines
ideas from classical condensed matter physics, soft matter, and geometrical aspects of …
ideas from classical condensed matter physics, soft matter, and geometrical aspects of …
Extraordinary Phonon Displacement and Giant Resonance Raman Enhancement in WSe2/WS2 Moiré Heterostructures
Twisted van der Waals heterostructures are known to induce surprisingly diverse and
intriguing phenomena, such as correlated electronic phase and unconventional optical …
intriguing phenomena, such as correlated electronic phase and unconventional optical …
[HTML][HTML] Generalizing the Fermi velocity of strained graphene from uniform to nonuniform strain
M Oliva-Leyva, GG Naumis - Physics Letters A, 2015 - Elsevier
The relevance of the strain-induced Dirac point shift to obtain the appropriate anisotropic
Fermi velocity of strained graphene is demonstrated. Then a critical revision of the available …
Fermi velocity of strained graphene is demonstrated. Then a critical revision of the available …
Strained fold-assisted transport in graphene systems
Deformations in graphene systems are central elements in the novel field of straintronics.
Various strain geometries have been proposed to produce specific properties, but their …
Various strain geometries have been proposed to produce specific properties, but their …
Pseudomagnetic fields and triaxial strain in graphene
Pseudomagnetic fields, which can result from nonuniform strain distributions, have received
much attention in graphene systems due to the possibility of mimicking real magnetic fields …
much attention in graphene systems due to the possibility of mimicking real magnetic fields …
Localization of massless Dirac particles via spatial modulations of the Fermi velocity
CA Downing, ME Portnoi - Journal of Physics: Condensed Matter, 2017 - iopscience.iop.org
The electrons found in Dirac materials are notorious for being difficult to manipulate due to
the Klein phenomenon and absence of backscattering. Here we investigate how spatial …
the Klein phenomenon and absence of backscattering. Here we investigate how spatial …
Effective magnetic field induced by inhomogeneous Fermi velocity in strained honeycomb structures
M Oliva-Leyva, JE Barrios-Vargas, GG de la Cruz - Physical Review B, 2020 - APS
In addition to the known pseudomagnetic field, nonuniform strains independently induce a
position-dependent Fermi velocity (PDFV) in graphene. Here we demonstrate that, due to …
position-dependent Fermi velocity (PDFV) in graphene. Here we demonstrate that, due to …
Position-dependent mass Dirac equation and local Fermi velocity
R Ghosh - Journal of Physics A: Mathematical and Theoretical, 2021 - iopscience.iop.org
We present a new approach to study the one-dimensional Dirac equation in the background
of a position-dependent mass m. Taking the Fermi velocity vf to be a local variable, we …
of a position-dependent mass m. Taking the Fermi velocity vf to be a local variable, we …
[HTML][HTML] Dirac equation in curved spacetime: the role of local Fermi velocity
We study the motion of charge carriers in curved Dirac materials, in the presence of a local
Fermi velocity. An explicit parameterization of the latter emerging quantity for a nanoscroll …
Fermi velocity. An explicit parameterization of the latter emerging quantity for a nanoscroll …