6 papers
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…
Explicit Quantum Search Algorithm for the Densest k-Subgraph Problem
Yu. A. Biriukov, R. D. Morozov, I. V. Dyakonov +1
This paper addresses the problem of finding the densest -vertex subgraph in an arbitrary graph. This problem is NP-hard and has important applications in social network analysis…
Simulation of boson sampling with optical feedback
Yu. A. Biriukov, I. V. Dyakonov
This work presents a theoretical model of boson sampling with optical feedback, in which a subset of the interferometer's output modes is looped back into the input modes. If the b…
Experimental loopback boson sampling
Yu. A. Biriukov, R. D. Morozov, K. I. Okhlopkov +15
We present an experimental demonstration of boson sampling enhanced by optical feedback lines, a novel approach that introduces temporal correlations among photons to amplify compu…
Noise-tolerant tomography of multimode linear optical interferometers with single photons
Yu. A. Biriukov, R. D. Morozov, I. V. Dyakonov +11
Linear optical networks are fundamental to the advancement of quantum technologies, including quantum computing, communication, and sensing. The accurate characterization of these…
Programmable entangled qubit states on a linear-optical platform
N. N. Skryabin, Yu. A. Biriukov, M. A. Dryazgov +22
We present an experimental platform for linear-optical quantum information processing. Our setup utilizes multiphoton generation using a high-quality single-photon source, which is…