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Published September 2023 | Published
Journal Article Open

Data centers with quantum random access memory and quantum networks

Abstract

In this paper we propose the Quantum Data Center (QDC), an architecture combining Quantum Random Access Memory (QRAM) and quantum networks. We give a precise definition of QDC and discuss its possible realizations and extensions. We discuss applications of QDC in quantum computation, quantum communication, and quantum sensing, with a primary focus on QDC for T-gate resources, QDC for multiparty private quantum communication, and QDC for distributed sensing through data compression. We show that QDC will provide efficient, private, and fast services as a future version of data centers.

Copyright and License

© 2023 American Physical Society.

Acknowledgement

We thank Gideon Lee, John Preskill, Nicolas Sawaya, Xiaodi Wu, Xiao Yuan, Pei Zeng, and Sisi Zhou for useful discussions. We specifically thank Isaac Chuang for inspiring discussions. J.L. is supported in part by International Business Machines (IBM) Quantum through the Chicago Quantum Exchange, and the Pritzker School of Molecular Engineering at the University of Chicago through AFOSR MURI (FA9550-21-1-0209). L.J. acknowledges support from the ARO (W911NF-18-1-0020, W911NF-18-1-0212), ARO MURI (W911NF-16-1-0349, W911NF-21-1-0325), AFOSR MURI (FA9550-19-1-0399, FA9550-21-1-0209), AFRL (FA8649-21-P-0781), DoE Q-NEXT, NSF (OMA-1936118, EEC-1941583, OMA-2137642), NTT Research, and the Packard Foundation (2020-71479). This work was done prior to C.T.H.'s joining the AWS Center for Quantum Computing.

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Additional details

Created:
October 16, 2023
Modified:
October 16, 2023