R. A. Akhmedzhanov, L. A. Gushchin, I. V. Zelensky, I. Z. Latypov, V. A. Nizov, N. A. Nizov, D. A. Sobgayda, “System of a quantum memory in a $^{143}$Nd : Y$^7$LiF$_4$ crystal and a matching single-photon source based on spontaneous parametric down-conversion”, Pis'ma v Zh. Èksper. Teoret. Fiz., 2025, Volume 121, Issue 12,Pages 970

QUANTUM INFORMATION SCIENCE

System of a quantum memory in a $^{143}$Nd : Y$^7$LiF$_4$ crystal and a matching single-photon source based on spontaneous parametric down-conversion

R. A. Akhmedzhanov^a, L. A. Gushchin^a, I. V. Zelensky^a, I. Z. Latypov^b, V. A. Nizov^a, N. A. Nizov^a, D. A. Sobgayda^a

^a Gaponov-Grekhov Institute of Applied Physics, Russian Academy of Sciences, Nizhny Novgorod, 603950 Russia
^b Zavoisky Physical-Technical Institute, FRC Kazan Scientific Center, Russian Academy of Sciences, Kazan, 420029 Russia

Abstract: The storage of a signal of a single-photon source based on spontaneous parametric down-conversion in a periodically poled MgO:PPLN crystal in a quantum memory based on an atomic frequency comb in an isotopically pure $^{143}$Nd : Y$^7$LiF$_4$ crystal has been demonstrated.

Received: 10.03.2025
Revised: 17.04.2025
Accepted: 01.05.2025

DOI: 10.31857/S0370274X25060184