collaborators

6 papers

quant-ph2026

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…

physics.optics2026

Universal low-depth two-unitary design of programmable photonic circuits

S. A. Fldzhyan, M. Yu. Saygin, S. S. Straupe

The development of large-scale, programmable photonic circuits capable of performing generic matrix-vector multiplication is essential for both classical and quantum information pr…

quant-ph2025

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…

quant-ph2025

Improving fermionic variational quantum eigensolvers with Majorana swap networks

D. E. Fisher, S. A. Fldzhyan, D. V. Minaev +2

Simulating computationally hard fermionic systems is a promising application of quantum computing. However, mapping nonlocal fermionic operators to qubits often produces deep circu…

quant-ph2025

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…

quant-ph2025

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…