2.2k citations
Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.
- National University of Science and TechnologyRU181 papers
- Moscow Institute of Physics and TechnologyRU162 papers
- Lomonosov Moscow State UniversityRU153 papers
- P.N. Lebedev Physical Institute of the Russian Academy of SciencesRU98 papers
- Centre National de la Recherche ScientifiqueFR78 papers
- Russian Academy of SciencesRU70 papers
- Karlsruhe Institute of TechnologyDE67 papers
- Steklov Mathematical InstituteRU52 papers
- Skolkovo Institute of Science and TechnologyRU51 papers
- National Research University Higher School of EconomicsRU50 papers
- University of AmsterdamNL48 papers
- Université Paris-SaclayFR36 papers
22 papers · 2 filters
Dispersive readout with two orthogonal modes of a dielectric cavity
A. M. Kozodaev, I. S. Cojocaru, S. M. Drofa +8
Nitrogen-vacancy color centers in diamond have proven themselves as a good, sensitive element for the measurement of magnetic fields. While the mainstream of magnetometers based on…
Quantum Brownian Motion as a Classical Stochastic Process in Phase Space
Dmitriy Kondaurov, Evgeny Polyakov
We establish that the exact quantum dynamics of a Brownian particle in the Caldeira-Leggett model, with at most quadratic external potential, can be mapped, at any temperature, ont…
Brute-force positivization of model ground states
P. A. Bannykh, O. M. Sotnikov, V. V. Mazurenko
Exploring sign structures of quantum wave functions attracts considerable attention due to the potential for advances in modeling complex phases of matter. This stimulates developi…
Zero-Noise Extrapolation via Cyclic Permutations of Quantum Circuit Layouts
Zahar Sayapin, Daniil Rabinovich, Nikita Korolev +1
Increasing the utility of currently available Noisy Intermediate-Scale Quantum (NISQ) devices requires developing efficient methods to mitigate hardware errors. In this work we pro…
Double electron resonance with two ensembles of nitrogen-vacancy centers in diamond
A. Chernyavskiy, I. S. Cojocaru, S. M. Drofa +8
Nitrogen-vacancy (NV) centers in diamond are widely used in the development of a number of sensors. The sensitivity of these devices is limited by both the number of centers used a…
Evidence for effectively constant shot complexity in the quantum approximate optimization algorithm without per-instance optimization
Andrey Yu. Chernyavskiy, Denis A. Kulikov, Boris I. Bantysh +3
We study a modified fixed-point version of the Quantum Approximate Optimization Algorithm (fpQAOA), where parameters are trained classically on small instances and then transferred…
Resource-efficient linear-optical generation of GHZ-like states
Suren A. Fldzhyan, Stanislav S. Straupe, Mikhail Yu. Saygin
Heralded multi-photon entanglement generation is a central bottleneck for photonic quantum computing, where resource costs typically skyrocket with target size. We explore efficien…
Benchmarking Single-Qubit Gates on a Neutral Atom Quantum Processor
Artem Rozanov, Boris Bantysh, Ivan Bobrov +2
We present benchmarking results for single-qubit gates implemented on a neutral atom quantum processor using Direct Randomized Benchmarking (DRB) and Gate Set Tomography (GST). The…
Quantum-optical reset with classical memory
Evgeniy O. Kiktenko, Oleg M. Sotnikov, Ilia A. Iakovlev +5
Dynamic quantum circuits generate states that depend on the measurement results obtained during circuit execution. To date such a quantum computing model has mainly been implemente…
Emergence of non-Markovian Decoherent Histories in Integrable Environment: A "Tape Recorder" Model for Local Quantum Observables
Nataliya Arefyeva, Evgeny Polyakov
We propose a new approach to coarse-grained description of quantum evolution that provides an explicit recipe to construct and evaluate multi-time decoherent histories in a control…
Scalable platform for qudit-based quantum computing using polar molecules
Soleh Kh. Muminov, Evgeniy O. Kiktenko, Anastasiia S. Nikolaeva +4
We propose a scalable qudit-based quantum processor using rotational states of polar molecules. Previously, molecular internal states were used to enlarge Hilbert space, whereas ou…
Higher spin Richardson-Gaudin model with time-dependent coupling: Exact dynamics
Suvendu Barik, Lieuwe Bakker, Vladimir Gritsev +2
We determine the exact asymptotic many-body wavefunction of a spin- Richardson-Gaudin model with a coupling inversely proportional to time, for time evolution starting from the…
Entanglement-efficiency trade-offs in the fusion-based generation of photonic GHZ-like states
A. A. Melkozerov, M. Yu. Saygin, S. S. Straupe
Probabilistic entangling measurements are key operations in linear-optical quantum technologies, enabling the generation and manipulation of high-dimensional quantum states. While…
Analog Circuit-QED Simulator of Quantum Spin Dynamics Through the Extended Bose-Hubbard Model
Ivan V. Dudinets, Jaehee Kim, Tomás Ramos +3
We propose and validate a framework for analog simulation of the Heisenberg spin model using a circuit quantum electrodynamics (circuit-QED) platform. To this end, we develop a con…
Pulsed laser attack at 1061 nm potentially compromises quantum key distribution
Anastasiya Ponosova, Irina Zhluktova, Daria Ruzhitskaya +6
Quantum key distribution systems offer cryptographic security, provided that all their components are thoroughly characterised. However, certain components might be vulnerable to a…
Spin vs. position conjugation in quantum simulations with atoms: application to quantum chemistry
N. A. Moroz, K. S. Tikhonov, L. V. Gerasimov +4
The permutation symmetry is a fundamental attribute of the collective wavefunction of indistinguishable particles. It makes a difference for the behavior of collective systems havi…
A streamlined demonstration that stabilizer circuits simulation reduces to Boolean linear algebra
Vsevolod I. Yashin
Gottesman-Knill theorem states that computations on stabilizer circuits can be simulated on a classical computer, conventional simulation algorithms extensively use linear algebra…
All-to-all connectivity of Rydberg-atom-based quantum processors with messenger qubits
Ivan V. Dudinets, Stanislav S. Straupe, Aleksey K. Fedorov +1
Rydberg atom arrays are a front-running platform for quantum processors. A major challenge threatening the scalability of this platform is the limited qubit connectivity due to the…
Experimental factoring integers using fixed-point-QAOA with a trapped-ion quantum processor
Ilia V. Zalivako, Andrey Yu. Chernyavskiy, Anastasiia S. Nikolaeva +10
Factoring integers is considered as a computationally-hard problem for classical methods, whereas there exists polynomial-time Shor's quantum algorithm for solving this task. Howev…
Enhanced response at exceptional points in multi-qubit systems for sensing
Tingting Shi, Vasilii Smirnov, Kaiye Shi +1
Exceptional points featuring enhanced energy response to perturbation hold significant potential in detection and measurement of weak signals. Of particular interest is the existen…
Sub-Poissonian Light in a Waveguide Kerr-medium
R. Singh, A. E. Teretenkov, A. V. Masalov
Waveguides on a chip represent a new medium for implementing nonlinear optical transformations of light. Modern chip waveguides are attractive due to their…
Fast Mølmer-Sørensen gates in trapped-ion quantum processors with compensated carrier transition
Evgeny Anikin, Andrey Chuchalin, Nikita Morozov +2
Carrier transition is one of the major factors hindering the high-speed implementation of the Mølmer-Sørensen gates in trapped-ion quantum processors. We present an approach to des…