Random-access Quantum Memory Using Chirped Pulse Phase Encoding

James O’Sullivan, ∗ Oscar W. Kennedy, ∗ Kamanasish Debnath, Joseph Alexander, Christoph W. Zollitsch, Mantas Šimėnas, Akel Hashim, 4 Christopher N. Thomas, Stafford Withington, Irfan Siddiqi, 4 Klaus Mølmer, and John J. L. Morton 6 London Centre for Nanotechnology, UCL, 17-19 Gordon Street, London, WC1H 0AH, UK Department of Physics and Astronomy, Aarhus University, DK-8000 Aarhus C, Denmark Quantum Nanoelectronics Laboratory, Department of Physics, UC Berkeley, California 94720, USA Lawrence Berkeley National Laboratory, Berkeley, CA 94720, USA Cavendish Laboratory, University of Cambridge, JJ Thomson Ave, Cambridge CB3 0HE, UK Department of Electrical and Electronic Engineering, UCL, Malet Place, London, WC1E 7JE, UK