High Resolution On-Chip Thin-Film Lithium Niobate Single-Photon Buffer

TL;DR

This paper demonstrates a room-temperature, voltage-controlled quantum photonics memory on a lithium niobate chip capable of resolving 100 ps time steps with low loss, advancing integrated quantum photonics technology.

Contribution

The work introduces a high-resolution, on-chip quantum memory device using thin-film lithium niobate, with precise timing control and low loss at room temperature.

Findings

Achieved 100 ps temporal resolution.

Low 0.74 dB loss per round-trip.

Operates effectively at room temperature.

Abstract

We experimentally demonstrate a room-temperature, voltage controlled, short-term quantum photonics memory on a lithium niobate chip. Our chip is capable of resolving 100 ps time steps with 0.74 dB loss per round-trip.