The classical-quantum boundary for correlations:<? format?> Discord and related measures
One of the best signatures of nonclassicality in a quantum system is the existence of
correlations that have no classical counterpart. Different methods for quantifying the …
correlations that have no classical counterpart. Different methods for quantifying the …
Open quantum systems with local and collective incoherent processes: Efficient numerical simulations using permutational invariance
The permutational invariance of identical two-level systems allows for an exponential
reduction in the computational resources required to study the Lindblad dynamics of …
reduction in the computational resources required to study the Lindblad dynamics of …
Quantum many-body dynamics in optomechanical arrays
M Ludwig, F Marquardt - Physical review letters, 2013 - APS
We study the nonlinear driven dissipative quantum dynamics of an array of optomechanical
systems. At each site of such an array, a localized mechanical mode interacts with a laser …
systems. At each site of such an array, a localized mechanical mode interacts with a laser …
Algebraic theory of quantum synchronization and limit cycles under dissipation
Synchronization is a phenomenon where interacting particles lock their motion and display
non-trivial dynamics. Despite intense efforts studying synchronization in systems without …
non-trivial dynamics. Despite intense efforts studying synchronization in systems without …
Measures of quantum synchronization in continuous variable systems
We introduce and characterize two different measures which quantify the level of
synchronization of coupled continuous variable quantum systems. The two measures allow …
synchronization of coupled continuous variable quantum systems. The two measures allow …
Quantum synchronization of a driven self-sustained oscillator
S Walter, A Nunnenkamp, C Bruder - Physical review letters, 2014 - APS
Synchronization is a universal phenomenon that is important both in fundamental studies
and in technical applications. Here we investigate synchronization in the simplest quantum …
and in technical applications. Here we investigate synchronization in the simplest quantum …
Anomalous Thermodynamic Cost of Clock Synchronization
C Yang, J Sheng, H Wu - Reports on Progress in Physics, 2023 - iopscience.iop.org
Clock synchronization is critically important in positioning, navigation and timing systems.
While its performance has been intensively studied in a wide range of disciplines, much less …
While its performance has been intensively studied in a wide range of disciplines, much less …
Squeezing enhances quantum synchronization
It is desirable to observe synchronization of quantum systems in the quantum regime,
defined by the low number of excitations and a highly nonclassical steady state of the self …
defined by the low number of excitations and a highly nonclassical steady state of the self …
Noise-induced quantum synchronization
F Schmolke, E Lutz - Physical Review Letters, 2022 - APS
Synchronization is a widespread phenomenon in science and technology. Here, we study
noise-induced synchronization in a quantum spin chain subjected to local Gaussian white …
noise-induced synchronization in a quantum spin chain subjected to local Gaussian white …
Synchronization, quantum correlations and entanglement in oscillator networks
Synchronization is one of the paradigmatic phenomena in the study of complex systems. It
has been explored theoretically and experimentally mostly to understand natural …
has been explored theoretically and experimentally mostly to understand natural …