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Nanophotonic quantum storage at telecommunications wavelength

Quantum Physics 2019-09-04 v1 Applied Physics Optics

Abstract

Quantum memories for light are important components for future long distance quantum networks. We present on-chip quantum storage of telecommunications band light at the single photon level in an ensemble of erbium-167 ions in an yttrium orthosilicate photonic crystal nanobeam resonator. Storage times of up to 10 μ\mus are demonstrated using an all-optical atomic frequency comb protocol in a dilution refrigerator under a magnetic field of 380 mT. We show this quantum storage platform to have high bandwidth, high fidelity, and multimode capacity, and we outline a path towards an efficient erbium-167 quantum memory for light.

Keywords

Cite

@article{arxiv.1904.08052,
  title  = {Nanophotonic quantum storage at telecommunications wavelength},
  author = {Ioana Craiciu and Mi Lei and Jake Rochman and Jonathan M. Kindem and John G. Bartholomew and Evan Miyazono and Tian Zhong and Neil Sinclair and Andrei Faraon},
  journal= {arXiv preprint arXiv:1904.08052},
  year   = {2019}
}

Comments

12 pages, 4 figures

R2 v1 2026-06-23T08:42:13.243Z