Adapted projection operator technique for the treatment of initial correlations
Standard theoretical descriptions of the dynamics of open quantum systems rely on the
assumption that the correlations with the environment can be neglected at some reference …
assumption that the correlations with the environment can be neglected at some reference …
Interferometric approach to open quantum systems and non-Markovian dynamics
O Siltanen, T Kuusela, J Piilo - Physical Review A, 2021 - APS
We combine the dynamics of open quantum systems with interferometry and interference,
introducing the concept of an open system interferometer. By considering a single photon in …
introducing the concept of an open system interferometer. By considering a single photon in …
Experimental snapshot verification of non-Markovianity by quantum probing of convex coefficients
We apply the recently proposed quantum probing protocols with an unknown system-probe
coupling to probe the convex coefficients in mixtures of commuting states. By using two …
coupling to probe the convex coefficients in mixtures of commuting states. By using two …
Engineering of Hong-Ou-Mandel interference with effective noise
O Siltanen, T Kuusela, J Piilo - Physical Review A, 2021 - APS
The Hong-Ou-Mandel effect lies at the heart of quantum interferometry, having multiple
applications in the field of quantum information processing and no classical counterpart …
applications in the field of quantum information processing and no classical counterpart …
Breaking the quantum Cram\'er-Rao bound with non-Markovian memory effects
O Siltanen - arXiv preprint arXiv:2211.05142, 2022 - arxiv.org
Linear optics provides versatile means to simulate and control the dynamics of open
quantum systems. Here, the polarization and frequency of photons often represent the …
quantum systems. Here, the polarization and frequency of photons often represent the …
Non-Markovian dynamics of a two-level system in a bosonic bath and a Gaussian fluctuating environment with finite correlation time
VA Mikhailov, NV Troshkin - Physical Review A, 2021 - APS
The character of evolution of an open quantum system is often encoded in the correlation
function of the environment or, equivalently, in the spectral density function of the interaction …
function of the environment or, equivalently, in the spectral density function of the interaction …
Experimental quantum probing measurements with no knowledge of the system-probe interaction
In any natural science, measurements are the essential link between theory and observable
reality. Is it possible to obtain accurate and relevant information via measurement whose …
reality. Is it possible to obtain accurate and relevant information via measurement whose …
Experimental Snapshot Verification of non-Markovianity with Unknown System-Probe Coupling
H Lyyra, O Siltanen, J Piilo, S Banerjee… - arXiv preprint arXiv …, 2021 - arxiv.org
We apply the recently proposed quantum probing protocols with an unknown system-probe
coupling to probe the convex coefficients in mixtures of commuting states. By using two …
coupling to probe the convex coefficients in mixtures of commuting states. By using two …
On the use of total state decompositions for the study of reduced dynamics
The description of the dynamics of an open quantum system in the presence of initial
correlations with the environment needs different mathematical tools than the standard …
correlations with the environment needs different mathematical tools than the standard …
[PDF][PDF] CHARACTERIZING FREQUENCY CORRELATIONS VIA POLARIZATION MEASUREMENTS
J Moreno - 2023 - trepo.tuni.fi
Developing techniques for characterizing quantum mechanical systems has been a major
topic of research, especially in recent years, as quantum technologies, such as quantum …
topic of research, especially in recent years, as quantum technologies, such as quantum …