Search Results - "Doronin, S I"

Solving systems of linear algebraic equations via unitary transformations on quantum processor of IBM Quantum Experience by Doronin, S. I., Fel’dman, E. B., Zenchuk, A. I.

“…We propose a protocol for solving systems of linear algebraic equations via quantum mechanical methods using the minimal number of qubits. We show that ( M + 1…”
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Simulation of Multiple-Quantum NMR Dynamics of Spin Dimer on Quantum Computer by Doronin, S. I., Fel’dman, E. B., Kuznetsova, E. I., Zenchuk, A. I.

“…Dynamics of spin dimers in multiple quantum NMR experiment is studied on the 5-qubit superconducting quantum processor of IBM Quantum Experience for the both…”
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Simulation of three-spin evolution under XX Hamiltonian on quantum processor of IBM-Quantum Experience by Doronin, S. I., Fel’dman, E. B., Zenchuk, A. I.

“…We simulate the evolution of three-node spin chain on the quantum processor of IBM Quantum Experience using the diagonalization of XX -Hamiltonian and…”
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Relay entanglement and clusters of correlated spins by Doronin, S. I., Zenchuk, A. I.

“…Considering a spin-1/2 chain, we suppose that the entanglement passes from a given pair of particles to another one, thus establishing the relay transfer of…”
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Some Aspects of Remote State Restoring in State Transfer Governed by XXZ-Hamiltonian by Bochkin, G. A., Doronin, S. I., Fel’dman, E. B., Kuznetsova, E. I., Lazarev, I. D., Pechen, A. N., Zenchuk, A. I.

“…We consider the remote state restoring and perfect transfer of the zero-order coherence matrix (PTZ) in a spin system governed by the XXZ-Hamiltonian…”
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Entanglement in block-scalable and block-scaled states by Bochkin, G. A., Doronin, S. I., Zenchuk, A. I.

“…There is a special class of so-called block-scalable initial states of the sender whose transfer to the receiver through the spin chain results in multiplying…”
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Quantum correlations responsible for remote state creation: strong and weak control parameters by Doronin, S. I., Zenchuk, A. I.

“…We study the quantum correlations between the two remote qubits (sender and receiver) connected by the transmission line (homogeneous spin-1/2 chain) depending…”
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Calculation of π on the IBM quantum computer and the accuracy of one-qubit operations by Bochkin, G. A., Doronin, S. I., Fel’dman, E. B., Zenchuk, A. I.

“…A quantum algorithm for the calculation of π is proposed and implemented on the five-qubit IBM quantum computer with superconducting qubits. We find π = 3.157…”
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Numerical analysis of relaxation times of multiple quantum coherences in the system with a large number of spins by Doronin, S I, Fel'dman, E B, Zenchuk, A I

“…We study the decay of multiple quantum (MQ) NMR coherences in systems with the large number of equivalent spins. As being created on the preparation period of…”
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Many-Spin Entanglement in Zigzag Spin Chain in Multiple Quantum NMR by Bochkin, G. A., Vasil’ev, S. G., Doronin, S. I., Kuznetsova, E. I., Lazarev, I. D., Fel’dman, E. B.

“…Many-spin entanglement is investigated in one-dimensional zigzag chains, consisting of up to 12 spins 1/2, with nearest neighbor and next nearest neighbor…”
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Remote control of quantum correlations in a two-qubit receiver by a three-qubit sender by Doronin, S. I., Zenchuk, A. I.

“…We study remote control of quantum correlations (discord) in a subsystem of two qubits (receiver) via parameters of the initial state of another three-qubit…”
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Bipartite quantum discord in a multiqubit spin chain by Chernyavskiy, A Y, Doronin, S I, Fel'dman, E B

“…For the first time, we compute the quantum discord in bipartite systems containing up to nine qubits. An analytical expression is obtained for the discord in a…”
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Line shapes of multiple quantum NMR coherences in one-dimensional quantum spin chains in solids by Doronin, S.I., Fel’dman, E.B., Maximov, I.I.

“…General formulae for intensities of multiple quantum (MQ) NMR coherences in systems of nuclear spins coupled by the dipole–dipole interactions are derived. The…”
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Quantum correlations in a bipartite multiqubit spin ring system by Doronin, S I, Fel'dman, E B, Kuznetsova, E I

“…We consider a spin ring with an arbitrary number of spins on the ring and one spin in its center in a strong external magnetic field. The spins on the ring are…”
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Entanglement in alternating open chains of nuclear spins s = 1/2 with the XY Hamiltonian by Doronin, S. I., Pyrkov, A. N., Fel’dman, É. B.

“…Entanglement is studied in an open alternating chain of nuclear spins s = 1/2 with spin-spin couplings in an external magnetic field under the thermodynamic…”
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National Primary Standard for the Units of the Propagation Velocities and Damping Coefficient of Ultrasonic Waves in Solids Get 189-2014 by Bazylev, P. V., Doronin, I. S., Kondrat’ev, A. I., Krumgol’ts, I. Ya, Lugovoi, V. A., Okishev, K. N.

“…Improvements in the National Primary Standard for the Units of the Propagation Velocities of Longitudinal, Shear, and Surface Ultrasonic Waves in Solids are…”
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Multiple quantum NMR in solids as a method of determination of Wigner-Yanase skew information by Doronin, S. I, Fel'dman, E. B, Lazarev, I. D

“…Physics Letters A 406, 127458 (2021) A connection of the Wigner-Yanase skew information and multiple quantum (MQ) NMR coherences is considered at different…”
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Many-particle Entanglement in Multiple Quantum NMR Spectroscopy by Doronin, S. I, Fel'dman, E. B, Lazarev, I. D

“…We use multiple quantum (MQ) NMR dynamics of a gas of spin-carrying molecules in nanocavities at high and low temperatures for an investigation of…”
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Multiple quantum NMR in solids as a method of determination of Wigner–Yanase skew information by Doronin, S.I., Fel'dman, E.B., Lazarev, I.D.

“…•Multiple quantum NMR spectroscopy.•Connection between the Wigner–Yanase skew information and MQ NMR coherences.•The dependence of the number of entangled…”
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Block-wise correlations in quantum evolutionary system with pure initial state by Doronin, S. I., Fel’dman, E. B., Zenchuk, A. I.

“…We study the block-wise correlations in a quantum spin system in the processes when certain blocks do not interact with each other. This happens, for instance,…”
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