Results 21 to 30 of about 5,812 (253)

Inhomogeneous quantum walks [PDF]

open access: yesPhysical Review A, 2009
11 ...
Linden, Noah, Sharam, James
openaire   +3 more sources

One-Dimensional Lazy Quantum Walk in Ternary System

open access: yesIEEE Transactions on Quantum Engineering, 2021
Quantum walks play an important role for developing quantum algorithms and quantum simulations. Here, we introduce a first of its kind one-dimensional lazy quantum walk in the ternary quantum domain and show its equivalence for circuit realization in ...
Amit Saha   +3 more
doaj   +1 more source

Quantum to classical walk transitions tuned by spontaneous emissions

open access: yesPhysical Review Research, 2021
We have realized a quantum walk in momentum space with a rubidium spinor Bose-Einstein condensate by applying a periodic kicking potential as a walk operator and a resonant microwave pulse as a coin toss operator. The generated quantum walks appear to be
J. H. Clark   +7 more
doaj   +1 more source

Discrete-time quantum walk on complex networks for community detection

open access: yesPhysical Review Research, 2020
Many systems such as social networks and biological networks take the form of complex networks, which have a community structure. Community detection in complex networks is of great interest to many researchers in statistical physics and mathematical ...
Kanae Mukai, Naomichi Hatano
doaj   +1 more source

Evolution of quantum resources in quantum-walk-based search algorithm

open access: yesResults in Physics, 2023
Quantum walk is fundamental to designing many quantum algorithms. Here we consider the effects of quantum coherence and quantum entanglement for the quantum walk search on the complete bipartite graph.
Meng Li, Xian Shi
doaj   +1 more source

Quantum Walks on Hypergraphs [PDF]

open access: yesInternational Journal of Theoretical Physics, 2019
14 pages, 2 ...
Przemysław Sadowski   +3 more
openaire   +3 more sources

Quantum walks on graphs

open access: yesProceedings of the thirty-third annual ACM symposium on Theory of computing, 2001
We set the ground for a theory of quantum walks on graphs- the generalization of random walks on finite graphs to the quantum world. Such quantum walks do not converge to any stationary distribution, as they are unitary and reversible. However, by suitably relaxing the definition, we can obtain a measure of how fast the quantum walk spreads or how ...
Dorit Aharonov   +3 more
openaire   +2 more sources

Research Advances of Quantum Walk Models and Algorithms for Graph Data [PDF]

open access: yesJisuanji kexue yu tansuo
As a universal computational model in quantum computing, the quantum walk is employed in secure communication, quick query, similar calculation, graph mining, etc.
LIANG Wen, ZHANG Wenbo
doaj   +1 more source

Quantum walk with jumps [PDF]

open access: yesThe European Physical Journal D, 2011
11 pages, 13 ...
Lavička, H.   +4 more
openaire   +2 more sources

Quantum ultra-walks: Walks on a line with hierarchical spatial heterogeneity

open access: yesPhysical Review Research, 2020
We discuss the model of a one-dimensional, discrete-time walk on a line with spatial heterogeneity in the form of a variable set of ultrametric barriers.
Stefan Boettcher
doaj   +1 more source

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