6 papers · 1 filter
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…
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…
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…
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…
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…