Extremal transmission and beating effect of acoustic waves in two-dimensional sonic crystals
X Zhang, Z Liu - Physical review letters, 2008 - APS
The extremal transmission of the acoustic wave near the Dirac point in two-dimensional (2D)
sonic crystals, being inversely proportional to the thickness of sample, has been …
sonic crystals, being inversely proportional to the thickness of sample, has been …
Bloch oscillations of THz acoustic phonons in coupled nanocavity structures
ND Lanzillotti-Kimura, A Fainstein, B Perrin… - Physical review …, 2010 - APS
Nanophononic Bloch oscillations and Wannier-Stark ladders have been recently predicted
to exist in specifically tailored structures formed by coupled nanocavities. Using pump-probe …
to exist in specifically tailored structures formed by coupled nanocavities. Using pump-probe …
Vibrational analogue of nonadiabatic Landau–Zener tunneling and a possibility for the creation of a new type of energy traps
YA Kosevich, LI Manevitch, EL Manevitch - Physics-Uspekhi, 2010 - iopscience.iop.org
The problem of irreversible targeted energy transfer is approached in a new way using the
analogy between a system of two weakly coupled parametric pendulums or oscillators and …
analogy between a system of two weakly coupled parametric pendulums or oscillators and …
Entangling many-body bound states with propagative modes in Bose-Hubbard systems
The quantum evolution of a cloud of bosons initially localized on part of a one-dimensional
optical lattice and suddenly subjected to a linear ramp is studied, realizing a quantum …
optical lattice and suddenly subjected to a linear ramp is studied, realizing a quantum …
Experimental landau-zener tunneling for wave redirection in nonlinear waveguides
We present an acoustic analog of the Landau–Zener-tunneling (LZT) quantum-mechanical
effect and apply it for irreversible wave redirection in weakly coupled nonlinear waveguides …
effect and apply it for irreversible wave redirection in weakly coupled nonlinear waveguides …
Bloch oscillations in tight-binding lattices with defects
S Longhi - Physical Review B—Condensed Matter and Materials …, 2010 - APS
Defects in tight-binding lattices generally destroy the onset of Bloch oscillations (BOs) and
the periodic self-imaging of the wave packet due to the lack of an equally spaced Wannier …
the periodic self-imaging of the wave packet due to the lack of an equally spaced Wannier …
Characterization of avoided crossings in acoustic superlattices: The Shannon entropy in acoustics
J Sánchez-Dehesa, JR Arias-Gonzalez - Frontiers in Physics, 2022 - frontiersin.org
We show that Shannon's information entropy provides a correct physical insight of
localization effects taking place in structured fields fashioned by eigenmodes upon …
localization effects taking place in structured fields fashioned by eigenmodes upon …
Spectral Analysis of Bloch-Like Oscillations in Conjugated Polymers
S Sun - ACS omega, 2023 - ACS Publications
We present a spectrum investigation of the behavior of dissociated polarons under high
electric fields in conjugated polymers. The study employs the Su-Schrieffer–Heeger model …
electric fields in conjugated polymers. The study employs the Su-Schrieffer–Heeger model …
Bloch-Zener oscillations of strongly correlated electrons
S Longhi - Physical Review B—Condensed Matter and Materials …, 2012 - APS
It is well known that an electron in a single-band tight-binding lattice coherently driven by an
external dc electric field undergoes Bloch oscillations. In the framework of the extended …
external dc electric field undergoes Bloch oscillations. In the framework of the extended …
Towards a new type of energy trap: Classical analog of quantum Landau-Zener tunneling
We present a novel type of an energy trap providing targeted energy transfer in a system of
weakly coupled pendulums. Our approach is based on the analogy we revealed between …
weakly coupled pendulums. Our approach is based on the analogy we revealed between …