Results 41 to 50 of about 1,071,813 (330)

The Analogue of Bohm-Bell Processes on a Graph [PDF]

open access: yes, 2005
Bohm-Bell processes, of interest in the foundations of quantum field theory, form a class of Markov processes $Q_t$ generalizing in a natural way both Bohm's dynamical system in configuration space for nonrelativistic quantum mechanics and Bell's jump ...
Balachandran   +26 more
core   +3 more sources

A general quantum algorithm for open quantum dynamics demonstrated with the Fenna-Matthews-Olson complex [PDF]

open access: yesQuantum, 2022
Using quantum algorithms to simulate complex physical processes and correlations in quantum matter has been a major direction of quantum computing research, towards the promise of a quantum advantage over classical approaches.
Zixuan Hu   +4 more
doaj   +1 more source

Selective and Efficient Quantum Process Tomography [PDF]

open access: yes, 2009
In this paper we describe in detail and generalize a method for quantum process tomography that was presented in [A. Bendersky, F. Pastawski, J. P. Paz, Physical Review Letters 100, 190403 (2008)].
A. Ambainis   +7 more
core   +2 more sources

Fourier’s Quantum Information Processing [PDF]

open access: yesSN Computer Science, 2021
We demonstrate that quantum information processing (QIP) completely rests on quantum Fourier transform (QFT), and 190 years after his death, the work of Jean-Baptiste Joseph Fourier is more present than ever in Physics, constituting the heart of QIP, and showing the spectral nature of quantum entanglement, quantum teleportation, and quantum secret ...
openaire   +2 more sources

Spin-Resolved Electronic and Transport Properties of Graphyne-Based Nanojunctions with Different N-Substituting Positions

open access: yesNanoscale Research Letters, 2019
Since the rapid development of theoretical progress on the two-dimensional graphyne nanoribbons and nanojunctions, here we investigate the electronic band structures and transport properties for the junctions based on armchair-edged γ-graphyne ...
Xiaobo Li   +4 more
doaj   +1 more source

Simulating Finite-Time Isothermal Processes with Superconducting Quantum Circuits

open access: yesEntropy, 2021
Finite-time isothermal processes are ubiquitous in quantum-heat-engine cycles, yet complicated due to the coexistence of the changing Hamiltonian and the interaction with the thermal bath.
Jin-Fu Chen, Ying Li, Hui Dong
doaj   +1 more source

Quantum Parallelism in Quantum Information Processing

open access: yesInternational Journal of Theoretical Physics, 2002
13 pages, 1 color figure, uses tole2.sty, psfig ...
Dugić, Miroljub, Ćirković, Milan M.
openaire   +3 more sources

Bisimulation for quantum processes [PDF]

open access: yesACM SIGPLAN Notices, 2011
Quantum cryptographic systems have been commercially available, with a striking advantage over classical systems that their security and ability to detect the presence of eavesdropping are provable based on the principles of quantum mechanics. On the other hand, quantum protocol designers may commit much more faults than classical protocol designers ...
Feng, Yuan   +2 more
openaire   +2 more sources

NMR Quantum Information Processing [PDF]

open access: yesChemInform, 2004
AbstractChemInform is a weekly Abstracting Service, delivering concise information at a glance that was extracted from about 200 leading journals. To access a ChemInform Abstract, please click on HTML or PDF.
Ramanathan, Chandrasekhar   +5 more
openaire   +3 more sources

Confidence polytopes for quantum process tomography

open access: yesNew Journal of Physics, 2021
In the present work, we propose a generalization of the confidence polytopes approach for quantum state tomography (QST) to the case of quantum process tomography (QPT).
E O Kiktenko, D O Norkin, A K Fedorov
doaj   +1 more source

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