Results 11 to 20 of about 1,449,282 (306)

Quantum Chaos is Quantum [PDF]

open access: yesQuantum, 2021
It is well known that a quantum circuit onNqubits composed of Clifford gates with the addition ofknon Clifford gates can be simulated on a classical computer by an algorithm scaling aspoly(N)exp⁡(k)\cite{bravyi2016improved}. We show that, for a quantum circuit to simulate quantum chaotic behavior, it is both necessary and sufficient thatk=Θ(N).
Lorenzo Leone   +3 more
openaire   +6 more sources

QUANTUM PARTICLE ON A QUANTUM CIRCLE [PDF]

open access: yesModern Physics Letters A, 1993
We describe a q-deformed dynamical system corresponding to the quantum free particle moving along the circle. The algebra of the observables is constructed and discussed. We construct and classify irreducible representations of the system.
Brzeziński, Tomasz   +2 more
openaire   +2 more sources

QUANTUM HOLONOMIES FOR QUANTUM COMPUTING [PDF]

open access: yesInternational Journal of Modern Physics B, 2001
Holonomic Quantum Computation (HQC) is an all-geometrical approach to quantum information processing. In the HQC strategy information is encoded in degenerate eigen-spaces of a parametric family of Hamiltonians. The computational network of unitary quantum gates is realized by driving adiabatically the Hamiltonian parameters along loops in a control ...
Pachos, Jiannis, Zanardi, Paolo
openaire   +3 more sources

Digital Quantum Simulation and Circuit Learning for the Generation of Coherent States [PDF]

open access: yes, 2022
Coherent states, known as displaced vacuum states, play an important role in quantum information processing, quantum machine learning, and quantum optics.
Eneko Osaba   +12 more
core   +1 more source

On quantum averaging, quantum KAM, and quantum diffusion [PDF]

open access: yesRussian Mathematical Surveys, 2013
15 ...
Kuksin, Sergei, Neishtadt, Anatolii
openaire   +4 more sources

Quantum Dissipation and Quantum Groups [PDF]

open access: yesAnnals of Physics, 1995
to appear in Annals of Physics (N.Y.)
Iorio, Alfredo, Vitiello, Giuseppe
openaire   +3 more sources

Quantum chaos in quantum wells [PDF]

open access: yesPhysica D: Nonlinear Phenomena, 1999
25 pages, 15 figures, accepted for publication in Physica ...
Narimanov, E. E., Stone, A. Douglas
openaire   +3 more sources

Implementable Hybrid Quantum Ant Colony Optimization Algorithm [PDF]

open access: yes, 2021
We propose a new hybrid quantum algorithm based on the classical Ant Colony Optimization algorithm to produce approximate solutions for NP-hard problems, in particular optimization problems.
Echanobe, Javier   +7 more
core   +1 more source

A quantum–quantum Metropolis algorithm [PDF]

open access: yesProceedings of the National Academy of Sciences, 2012
The classical Metropolis sampling method is a cornerstone of many statistical modeling applications that range from physics, chemistry, and biology to economics. This method is particularly suitable for sampling the thermal distributions of classical systems. The challenge of extending this method to the simulation of arbitrary quantum systems is that,
Yung, Man-Hong, Aspuru-Guzik, Alan
openaire   +5 more sources

CUDA Quantum

open access: yes, 2023
<p>CUDA Quantum is now available <a href="https://pypi.org/project/cuda-quantum/">on PyPI</a>! For the initial PyPI release, the NVIDIA multi-gpu and tensornet backends are not yet included. Check out our Docker images <a href="https:
The CUDA Quantum development team
core   +1 more source

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