Results 21 to 30 of about 743,578 (322)

Optimal Hamiltonian Simulation by Quantum Signal Processing. [PDF]

open access: yesPhysical Review Letters, 2016
The physics of quantum mechanics is the inspiration for, and underlies, quantum computation. As such, one expects physical intuition to be highly influential in the understanding and design of many quantum algorithms, particularly simulation of physical ...
G. Low, I. Chuang
semanticscholar   +1 more source

Universal quantum Hamiltonians [PDF]

open access: yesProceedings of the National Academy of Sciences, 2018
Significance Quantum many-body systems exhibit a bewilderingly diverse range of behavior, which forms the central object of study in many areas of physics and beyond. Our work reveals that, in fact, the entire physics of every other quantum many-body system is replicated in certain simple, universal quantum spin-lattice models.
Toby S. Cubitt   +2 more
openaire   +6 more sources

SympNets: Intrinsic structure-preserving symplectic networks for identifying Hamiltonian systems

open access: yesNeural Networks, 2020
We propose new symplectic networks (SympNets) for identifying Hamiltonian systems from data based on a composition of linear, activation and gradient modules.
Pengzhan Jin   +4 more
semanticscholar   +1 more source

The influence of the phase transformation: Fhyd → Fe3O4, occurs during the annealing treatment of Sol-Gel synthesis, on the absorption properties of the final synthesis product: Fe3O4/C hollow-sphere nanoparticles [PDF]

open access: yesScientific Technical Review
In this paper, we perform a theoretical study of the possible improvement of the absorption properties ( ) of the sample consisting of Fe3O4/C hollow sphere nanoparticles, prepared by sol-gel method.
Nikolić Violeta   +2 more
doaj   +1 more source

Hamiltonian relaxation [PDF]

open access: yesClassical and Quantum Gravity, 2005
More detailed description of the numerical implementation added and some typos corrected. Version accepted for publication in Class.
openaire   +3 more sources

Hamiltonian description of a self-consistent interaction between charged particles and electromagnetic waves [PDF]

open access: yes, 2008
The Hamiltonian description of the self-consistent interaction between an electromagnetic plane-wave and a co-propagating beam of charged particles is considered.
Bachelard, Romain   +2 more
core   +2 more sources

Research on Flight Collision Avoidance Control on The Sun-Earth Libration Points Based on Barrier Theory [PDF]

open access: yesXibei Gongye Daxue Xuebao, 2018
In the spacecraft formation task, a spacecraft failure or formation of the mission to change the need for reconstruction of the formation. In the process of reconstruction, how to carry out spacecraft anti-collision has been widespread concern.

doaj   +1 more source

APLIKASI PERSAMAAN DIFERENSIAL STOKASTIK PADA MASALAH KONTROL OPTIMUM BERKENDALA

open access: yesBarekeng, 2021
Penyebaran virus Covid-19 adalah salah satu fenomena yang dapat dimodelkan. Pada penelitian ini dibahas tentang kontrol optimal pada model stokastik dari penyebaran virus Covid 19 yang terdiri atas tiga populasi yaitu rentan (Susceptible), Terinfeksi ...
Meliana Pasaribu, Helmi Helmi
doaj   +1 more source

SOME PROPERTIES ON COPRIME GRAPH OF GENERALIZED QUATERNION GROUPS

open access: yesBarekeng, 2023
A coprime graph is a representation of finite groups on graphs by defining the vertex graph as an element in a group and two vertices adjacent to each other's if and only if the order of the two elements is coprime.
Arif Munandar
doaj   +1 more source

Hamiltonian structure of Hamiltonian chaos [PDF]

open access: yesPhysics Letters A, 1997
From a kinematical point of view, the geometrical information of hamiltonian chaos is given by the (un)stable directions, while the dynamical information is given by the Lyapunov exponents. The finite time Lyapunov exponents are of particular importance in physics.
Tang, X. Z., Boozer, A. H.
openaire   +3 more sources

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