Results 31 to 40 of about 366,366 (282)

Quantum teleportation with atoms: quantum process tomography [PDF]

open access: yes, 2007
The performance of a quantum teleportation algorithm implemented on an ion trap quantum computer is investigated. First the algorithm is analyzed in terms of the teleportation fidelity of six input states evenly distributed over the Bloch sphere ...
Benhelm, J.   +6 more
core   +1 more source

Quantum Attacks on Sum of Even–Mansour Construction with Linear Key Schedules

open access: yesEntropy, 2022
Shinagawa and Iwata are considered quantum security for the sum of Even–Mansour (SoEM) construction and provided quantum key recovery attacks by Simon’s algorithm and Grover’s algorithm.
Ping Zhang
doaj   +1 more source

Systematic Analysis of Majorization in Quantum Algorithms [PDF]

open access: yes, 2002
Motivated by the need to uncover some underlying mathematical structure of optimal quantum computation, we carry out a systematic analysis of a wide variety of quantum algorithms from the majorization theory point of view.
Latorre, Jose I.   +2 more
core   +2 more sources

Quantum Algorithm for Approximating Maximum Independent Sets

open access: yes, 2021
We present a quantum algorithm for approximating maximum independent sets of a graph based on quantum non-Abelian adiabatic mixing in the sub-Hilbert space of degenerate ground states, which generates quantum annealing in a secondary Hamiltonian.
Wilczek, Frank, Wu, Biao, Yu, Hongye
core   +1 more source

NISQ Algorithm for Hamiltonian simulation via truncated Taylor series

open access: yesSciPost Physics, 2022
Simulating the dynamics of many-body quantum systems is believed to be one of the first fields that quantum computers can show a quantum advantage over classical computers.
Jonathan Wei Zhong Lau, Tobias Haug, Leong Chuan Kwek, Kishor Bharti
doaj   +1 more source

Arbitrary phase rotation of the marked state can not be used for Grover's quantum search algorithm [PDF]

open access: yes, 1999
A misunderstanding that an arbitrary phase rotation of the marked state together with the inversion about average operation in Grover's search algorithm can be used to construct a (less efficient) quantum search algorithm is cleared.
Li, Yan Song   +3 more
core   +3 more sources

On quantum algorithms

open access: yesComplexity, 1998
15 pages, 8 ...
Cleve, R   +4 more
openaire   +4 more sources

Towards Realising Secure and Efficient Image and Video Processing Applications on Quantum Computers

open access: yesEntropy, 2013
Exploiting the promise of security and efficiency that quantum computing offers, the basic foundations leading to commercial applications for quantum image processing are proposed. Two mathematical frameworks and algorithms to accomplish the watermarking
Abdullah M. Iliyasu
doaj   +1 more source

Quantum chaos and quantum algorithms [PDF]

open access: yesPhysical Review A, 2002
It was recently shown (quant-ph/9909074) that parasitic random interactions between the qubits in a quantum computer can induce quantum chaos and put into question the operability of a quantum computer. In this work I investigate whether already the interactions between the qubits introduced with the intention to operate the quantum computer may lead ...
openaire   +2 more sources

Advancing Multidisciplinary STEM Education with Mathematics for Future-Ready Quantum Algorithmic Literacy

open access: yesMathematics, 2022
The perception that mathematics is difficult has always persisted. Nevertheless, mathematics is such an essential component of STEM education. Quantum technologies are already having enormous effects on our society, with advantages seen across a broad ...
Meng-Leong How
doaj   +1 more source

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