Results 51 to 60 of about 228,551 (326)

Parallelizing quantum circuits

open access: yesTheoretical Computer Science, 2009
34 pages, 14 figures; depth complexity, measurement-based quantum computing and parallel ...
Broadbent, Anne, Kashefi, Elham
openaire   +2 more sources

Synthesis of quantum logic circuits [PDF]

open access: yesProceedings of the ASP-DAC 2005. Asia and South Pacific Design Automation Conference, 2005., 2005
18 pages; v5 fixes minor bugs; v4 is a complete rewrite of v3, with 6x more content, a theory of quantum multiplexors and Quantum Shannon Decomposition.
Shende, Vivek V.   +2 more
openaire   +3 more sources

Space-Time Circuit-to-Hamiltonian Construction and Its Applications

open access: yes, 2014
The circuit-to-Hamiltonian construction translates dynamics (a quantum circuit and its output) into statics (the groundstate of a circuit Hamiltonian) by explicitly defining a quantum register for a clock.
Breuckmann, Nikolas P.   +1 more
core   +2 more sources

Evaluation of a physically defined silicon quantum dot for design of matching circuit for RF reflectometry charge sensing

open access: yesAIP Advances, 2023
This paper reports on the extraction of the equivalent circuit model parameters of a physically defined silicon quantum dot at a cryogenic temperature and design of the impedance matching circuits to improve the performance of a charge sensor for radio ...
J. Kamioka   +4 more
doaj   +1 more source

Improved Low-Depth SHA3 Quantum Circuit for Fault-Tolerant Quantum Computers

open access: yesApplied Sciences, 2023
To build a secure cryptography system in the post-quantum era, one must find the minimum security parameters against quantum attacks by estimating the quantum resources of a fault-tolerant quantum computer.
Gyeongju Song   +2 more
doaj   +1 more source

Irreversibility and Entanglement Spectrum Statistics in Quantum Circuits [PDF]

open access: yes, 2014
We show that in a quantum system evolving unitarily under a stochastic quantum circuit the notions of irreversibility, universality of computation, and entanglement are closely related.
Chamon, Claudio   +3 more
core   +2 more sources

Optimization schemes for unitary tensor-network circuit

open access: yesPhysical Review Research, 2021
An efficient representation of a quantum circuit is of great importance in achieving a quantum advantage on current noisy intermediate scale quantum (NISQ) devices and the classical simulation of quantum many-body systems.
Reza Haghshenas
doaj   +1 more source

Implications of Electronics Constraints for Solid-State Quantum Error Correction and Quantum Circuit Failure Probability

open access: yes, 2011
In this paper we present the impact of classical electronics constraints on a solid-state quantum dot logical qubit architecture. Constraints due to routing density, bandwidth allocation, signal timing, and thermally aware placement of classical ...
Anand Ganti   +19 more
core   +1 more source

Energy Down Conversion between Classical Electromagnetic Fields via a Quantum Mechanical SQUID Ring [PDF]

open access: yes, 2005
We consider the interaction of a quantum mechanical SQUID ring with a classical resonator (a parallel $LC$ tank circuit). In our model we assume that the evolution of the ring maintains its quantum mechanical nature, even though the circuit to which it ...
C. J. Harland   +13 more
core   +3 more sources

Entropy flow in near-critical quantum circuits

open access: yes, 2019
Near-critical quantum circuits are ideal physical systems for asymptotically large-scale quantum computers, because their low energy collective excitations evolve reversibly, effectively isolated from the environment.
A Cappelli   +25 more
core   +1 more source

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