Results 41 to 50 of about 50,560 (159)

A universal quantum circuit design for periodical functions

open access: yesNew Journal of Physics, 2021
We propose a universal quantum circuit design that can estimate any arbitrary one-dimensional periodic functions based on the corresponding Fourier expansion.
Junxu Li, Sabre Kais
doaj   +1 more source

Quantum-Solving Algorithm for d’Alembert Solutions of the Wave Equation

open access: yesEntropy, 2022
When faced with a quantum-solving problem for partial differential equations, people usually transform such problems into Hamiltonian simulation problems or quantum-solving problems for linear equation systems.
Yuanye Zhu
doaj   +1 more source

Quantum homotopy perturbation method for nonlinear dissipative ordinary differential equations

open access: yesNew Journal of Physics, 2021
While quantum computing provides an exponential advantage in solving linear differential equations, there are relatively few quantum algorithms for solving nonlinear differential equations.
Cheng Xue, Yu-Chun Wu, Guo-Ping Guo
doaj   +1 more source

Grover Adaptive Search With Fewer Queries

open access: yesIEEE Access
In binary optimization problems, where the goal is to find the input $\boldsymbol {x}$ that minimizes a given objective function, Grover adaptive search (GAS) is a well-known quantum algorithm that provides quadratic speedup when compared with the ...
Hiroaki Ominato   +2 more
doaj   +1 more source

Faster than classical quantum algorithm for dense formulas of exact satisfiability and occupation problems

open access: yesNew Journal of Physics, 2016
We present an exact quantum algorithm for solving the Exact Satisfiability problem, which belongs to the important NP-complete complexity class. The algorithm is based on an intuitive approach that can be divided into two parts: the first step consists ...
Salvatore Mandrà   +2 more
doaj   +1 more source

Implementation of Quantum Algorithms via Fast Three-Rydberg-Atom CCZ Gates

open access: yesEntropy, 2022
Multiqubit CCZ gates form one of the building blocks of quantum algorithms and have been involved in achieving many theoretical and experimental triumphs.
Shiqing Tang   +3 more
doaj   +1 more source

A Novel Efficient Quantum Random Access Memory

open access: yesIEEE Access, 2021
Owing to the significant progress in manufacturing desktop quantum computers, the quest to achieve efficient quantum random access memory (QRAM) became inevitable.
Mohammed Zidan   +4 more
doaj   +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

Bridge Critical State Search by Using Quantum Genetic Firefly Algorithm

open access: yesShock and Vibration, 2019
When performing flutter analysis through the traditional methods, it is difficult to solve high-order strong nonlinear equations. For overcoming this difficulty, this paper establishes a double-parameter optimization model for searching the flutter ...
Shi-bo Tao, Dian-zhong Liu, Ai-ping Tang
doaj   +1 more source

Enhancing a Near-Term Quantum Accelerator's Instruction Set Architecture for Materials Science Applications

open access: yesIEEE Transactions on Quantum Engineering, 2020
Quantum computers with tens to hundreds of noisy qubits are being developed today. To be useful for real-world applications, we believe that these near-term systems cannot simply be scaled-down non-error-corrected versions of future fault-tolerant large ...
Xiang Zou   +9 more
doaj   +1 more source

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