6 papers
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…
Optimization of the time-multiplexed SPDC source at 900-950 nm range
V. O. Gotovtsev, I. V. Dyakonov, O. V. Borzenkova +5
In the field of quantum technology, single photons have emerged as a pivotal resource, prompting the development of heralded single photon sources (HSPS) with enhanced generation p…
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…
Observation of Light Localization at the Edges of Quasicrystal Waveguide Arrays
S. K. Ivanov, S. A. Zhuravitskii, N. S. Kostyuchenko +10
Quasicrystals are unique systems that, unlike periodic structures, lack translational symmetry but exhibit long-range order dramatically enriching the system properties. While evol…
Quantum optical neural networks with programmable nonlinearities
E. A. Chernykh, M. Yu. Saygin, G. I. Struchalin +2
Parametrized quantum circuits are essential components of variational quantum algorithms. Until now, optical implementations of these circuits have relied solely on adjustable line…
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…