11 citations · 34 across the 14 of their papers we have counts for
14 papers
Quantum register based on double quantum dots in semiconductor nanowires
Vladimir Vyurkov, Leonid Fedichkin, Igor Semenikhin +3
An implementation of a universal solid-state quantum register based on electron space states in field-defined double quantum dots (a DQD possesses one electron in two adjacent tunn…
High-precision tomography of ion qubits based on registration of fluorescent photons
Yu. I. Bogdanov, I. A. Dmitriev, B. I. Bantysh +2
We develop a new method for high-precision tomography of ion qubit registers under conditions of limited distinguishability of its logical states. It is not always possible to achi…
High-fidelity tracking of the evolution of multilevel quantum states
Yu. I. Bogdanov, N. A. Bogdanova, Yu. A. Kuznetsov +1
The method of quantum tomography, which allows us to track with high accuracy the evolution of multilevel quantum systems (qudits) in Hilbert spaces of various dimensions is presen…
High-fidelity tomography of fluorescent ion qubits under conditions of limited discrimination between bright and dark levels
Yu. I. Bogdanov, B. I. Bantysh, N. A. Bogdanova +2
The present work is devoted to the development of a method for high-precision tomography of ion qubit registers under conditions of limited distinguishability of the states of a lo…
Study of the effect of quantum noise on the accuracy of the Schrodinger equation simulation on a quantum computer using the Zalka-Wiesner method
Yu. I. Bogdanov, N. A. Bogdanova, D. V. Fastovets +1
The study of the effect of quantum noise on the accuracy of modeling quantum systems on a quantum computer using the Zalka-Wiesner method is carried out. The efficiency of the deve…
Machine learning methods in quantum computing theory
D. V. Fastovets, Yu. I. Bogdanov, B. I. Bantysh +1
Classical machine learning theory and theory of quantum computations are among of the most rapidly developing scientific areas in our days. In recent years, researchers investigate…
Quantum tomography based on principles of completeness, adequacy and fidelity
Yu. I. Bogdanov, N. A. Bogdanova, B. I. Bantysh +2
In this report we present a general approach for estimating quantum circuits by means of measurements. We apply the developed general approach for estimating the quality of superco…
Quantum approach to the dynamical systems modeling
Yu. I. Bogdanov, N. A. Bogdanova, D. V. Fastovets +1
We present a general approach to the classical dynamical systems simulation. This approach is based on classical systems extension to quantum states. The proposed theory can be app…
Representation of Boolean functions in terms of quantum computation
Yu. I. Bogdanov, N. A. Bogdanova, D. V. Fastovets +1
The relationship between quantum physics and discrete mathematics is reviewed in this article. The Boolean functions unitary representation is considered. The relationship between…
Tomography of multi-photon polarization states in conditions of non-unit quantum efficiency of detectors
Yu. I. Bogdanov, B. I. Bantysh, N. A. Bogdanova +1
The polarizing multi-photon quantum states tomography with non-unit quantum efficiency of detectors is considered. A new quantum tomography protocol is proposed. This protocol cons…
Study of higher-order correlation functions and photon statistics using multiphoton-subtracted states and quadrature measurements
Yu. I. Bogdanov, K. G. Katamadze, G. V. Avosopyants +4
The estimation of high order correlation function values is an important problem in the field of quantum computation. We show that the problem can be reduced to preparation and mea…
Quantum states tomography with noisy measurement channels
Yu. I. Bogdanov, B. I. Bantysh, N. A. Bogdanova +2
We consider realistic measurement systems, where measurements are accompanied by decoherence processes. The aim of this work is the construction of methods and algorithms for preci…
Numerical and analytical research of the impact of decoherence on quantum circuits
Yu. I. Bogdanov, A. Yu. Chernyavskiy, B. I. Bantysh +5
Three different levels of noisy quantum schemes modeling are considered: vectors, density matrices and Choi-Jamiolkowski related states. The implementations for personal computers…
The study of amplitude and phase relaxation impact on the quality of quantum information technologies
Yu. I. Bogdanov, B. I. Bantysh, A. Yu. Chernyavskiy +2
The influence of amplitude and phase relaxation on evolution of quantum states within the formalism of quantum operations is considered. The model of polarizing qubits where noises…