Results 331 to 340 of about 1,751,283 (369)

Simulating Markovian Open Quantum Systems Using Higher-Order Series Expansion

International Colloquium on Automata, Languages and Programming, 2022
We present an efficient quantum algorithm for simulating the dynamics of Markovian open quantum systems. The performance of our algorithm is similar to the previous state-of-the-art quantum algorithm, i.e., it scales linearly in evolution time and poly ...
Xiantao Li, C. Wang
semanticscholar   +1 more source

Open Quantum Systems

The proposed book is a bridge between the foundations of quantum mechanics and the theory of open quantum systems. The treatment of open quantum systems is a rapidly growing subject, of interest to an ever-increasing number of scientists. The main focus is on overcoming the idealization of perfect isolation of a quantum system, so as to allow for a ...
D. F. Walls, Gerard J. Milburn
  +5 more sources

Open quantum systems

Tutorials, Schools, and Workshops in the Mathematical Sciences, 2021
We develop a novel Markovian master equation in the Lindblad form that enables the efficient study of a wide range of quantum few-and many-body systems coupled to external baths.
Frederik Nathan, M. Rudner
openaire   +2 more sources

Probing critical phenomena in open quantum systems using atom arrays.

Science
At continuous phase transitions, quantum many-body systems exhibit complex, emergent behavior. Most notably, at a quantum critical point, correlations decay as a power law, with exponents determined by a set of universal scaling dimensions ...
Fang Fang   +10 more
semanticscholar   +1 more source

Open Quantum Systems

2020
In this chapter, we introduce and study the notion of open quantum system, generalizing that of the quantum system we have dealt with so far. This notion lies at the foundation of quantum information theory.
Stephen J. Gustafson   +1 more
openaire   +1 more source

Open Quantum Systems

1996
To understand quantum dynamics it is essential to realize that observable systems are always subsystems of a larger one — ultimately of the whole universe. The notion of an isolated system makes sense only as an approximation depending on the concrete situation.
openaire   +1 more source

Quantum Chaos in Open Systems

1991
Quantum systems exhibiting chaotic dynamics in their classical limit provide a stimulating testing ground for an information theoretical interpretation of dynamical properties: In isolated quantum systems, the positive information production characteristic of classical chaotic systems is replaced by quasiperiodic behavior.
Dittrich, Thomas, Graham, R.
openaire   +1 more source

The Theory of Open Quantum Systems

, 2002
H. Breuer, Francesco Petruccione
semanticscholar   +1 more source

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