Nonadiabatic landau–zener–stückelberg–majorana transitions, dynamics, and interference
Since the pioneering works by Landau, Zener, Stückelberg, and Majorana (LZSM), it has
been known that driving a quantum two-level system results in tunneling between its states …
been known that driving a quantum two-level system results in tunneling between its states …
Dynamics of Bose-Einstein condensates in optical lattices
O Morsch, M Oberthaler - Reviews of modern physics, 2006 - APS
Matter waves inside periodic potentials are well known from solid-state physics, where
electrons interacting with a crystal lattice are considered. Atomic Bose-Einstein condensates …
electrons interacting with a crystal lattice are considered. Atomic Bose-Einstein condensates …
Dynamics of a quantum phase transition and relaxation to a steady state
J Dziarmaga - Advances in Physics, 2010 - Taylor & Francis
We review recent theoretical work on two closely related issues: excitation of an isolated
quantum condensed matter system driven adiabatically across a continuous quantum phase …
quantum condensed matter system driven adiabatically across a continuous quantum phase …
Theory of nonlinear matter waves in optical lattices
VA Brazhnyi, VV Konotop - Modern Physics Letters B, 2004 - World Scientific
We consider several effects of the matter wave dynamics which can be observed in Bose–
Einstein condensates embedded into optical lattices. For low-density condensates, we …
Einstein condensates embedded into optical lattices. For low-density condensates, we …
Superfluidity of Bose–Einstein condensate in an optical lattice: Landau–Zener tunnelling and dynamical instability
B Wu, Q Niu - New journal of Physics, 2003 - iopscience.iop.org
Abstract Superflow of a Bose–Einstein condensate in an optical lattice is represented by a
Bloch wave, a plane wave with periodic modulation of the amplitude. We review the …
Bloch wave, a plane wave with periodic modulation of the amplitude. We review the …
Nonlinear evolution of quantum states in the adiabatic regime
J Liu, B Wu, Q Niu - Physical review letters, 2003 - APS
We investigate adiabatic evolution of quantum states as governed by the nonlinear
Schrödinger equation and provide examples of applications with a nonlinear tunneling …
Schrödinger equation and provide examples of applications with a nonlinear tunneling …
Quantum speed limit under brachistochrone evolution
FQ Dou, MP Han, CC Shu - Physical Review Applied, 2023 - APS
According to the Heisenberg uncertainty principle between time and energy fluctuation, a
concept of the quantum speed limit (QSL) has been established to determine the minimum …
concept of the quantum speed limit (QSL) has been established to determine the minimum …
Magnetoelectric coupling in ferroelectromagnet single crystals
The magnetic and dielectric properties of ferroelectromagnet (FEM) Pb (Fe 1∕ 2 Nb 1∕ 2)
O 3 (PFN) single crystals have been investigated. Anomalies in the dielectric constant as a …
O 3 (PFN) single crystals have been investigated. Anomalies in the dielectric constant as a …
Asymmetric Landau-Zener tunneling in a periodic potential
Using a simple model for nonlinear Landau-Zener tunneling between two energy bands of a
Bose-Einstein condensate in a periodic potential, we find that the tunneling rates for the two …
Bose-Einstein condensate in a periodic potential, we find that the tunneling rates for the two …
Many-body Landau–Zener dynamics in coupled one-dimensional Bose liquids
Abstract The Landau–Zener model of a quantum mechanical two-level system driven with a
linearly time-dependent detuning has served over decades as a textbook model of quantum …
linearly time-dependent detuning has served over decades as a textbook model of quantum …