Electron–soliton dynamics in chains with cubic nonlinearity

MO Sales, F de Moura - Journal of Physics: Condensed Matter, 2014 - iopscience.iop.org
In our work, we consider the problem of electronic transport mediated by coupling with
solitonic elastic waves. We study the electronic transport in a 1D unharmonic lattice with a …

Nonlinear wave-packet dynamics resonantly driven by AC and DC fields

ALS Pereira, ML Lyra, FABF de Moura, AR Neto… - … in Nonlinear Science …, 2018 - Elsevier
The dynamics of a charged single-particle placed in a chain under the simultaneous action
of local non-linearity and superposed harmonic AC and static fields (DC field) is considered …

Quantum dynamics of charge transfer on the one-dimensional lattice: Wave packet spreading and recurrence

VN Likhachev, OI Shevaleevskii… - Chinese Physics …, 2015 - iopscience.iop.org
The wave function temporal evolution on the one-dimensional (1D) lattice is considered in
the tight-binding approximation. The lattice consists of N equal sites and one impurity site …

Generation of intermediate states in diluted disordered direct transmission lines

E Lazo - Physica B: Condensed Matter, 2014 - Elsevier
In this work we study the localization properties of direct electric transmission lines diluted by
a symmetric function. We dilute disordered (correlated and non-correlated) transmission …

The effect of non-linear capacitances in the localization properties of aperiodic dual electric transmission lines

E Lazo, A Garrido, F Neira - The European Physical Journal B, 2016 - Springer
This study investigates the localization properties of dual electric transmission lines with non-
linear capacitances. The VC, n voltage across each capacitor is selected as a non-linear …

Sub-diffusive spreading and anomalous localization in a 2D Anderson model with off-diagonal nonlinearity

MO Sales, WS Dias, AR Neto, ML Lyra… - Solid State …, 2018 - Elsevier
We study the electronic wavepacket dynamic in a two-dimensional lattice under the
influence of off-diagonal nonlinearity in the regime of diagonal disorder larger than the …

Numerical evidence of electron–soliton dynamics in Fermi–Pasta–Ulam disordered chains

F de Moura - Physica D: Nonlinear Phenomena, 2013 - Elsevier
In this paper, we study numerically the one-electron dynamics in a Fermi–Pasta–Ulam
disordered chain. In our model the atoms are coupled by a random harmonic force and a …

Electronic dynamics under effect of a nonlinear Morse interaction and a static electric field

AR Neto, FABF de Moura - … in Nonlinear Science and Numerical Simulation, 2016 - Elsevier
Considering non-interacting electrons in a one-dimension alloy in which atoms are coupled
by a Morse potential, we study the system dynamics in the presence of a static electric field …

Electronic transport in disordered chains mediated by interactions with acoustic waves

AR Neto, MO Sales, F de Moura - Solid State Communications, 2016 - Elsevier
We considered the dynamics of an initially localized wave packet in one-dimensional
disordered chains under the effect of electron–phonon interaction and an acoustic wave׳ s …

[HTML][HTML] Electronic transport in disordered chains with saturable nonlinearity

JLL dos Santos, BP Nguyen, F de Moura - Physica A: Statistical Mechanics …, 2015 - Elsevier
In this work we study numerically the dynamics of an initially localized wave packet in one-
dimensional disordered chains with saturable nonlinearity. By using the generalized …