Beecroft Building, Department of Physics, University of Oxford, Parks Road, Oxford, OX1 3PU
Dr Sarah Thomas, University of Oxford
Abstract
The future of quantum technologies is likely to be based on quantum networks, which enable secure long-distance quantum communication, and allow smaller quantum processing units to be connected to create powerful quantum computing systems. A key component of future quantum networks is a quantum memory – a device that enables on-demand storage and retrieval of quantum states of light. Quantum memories are necessary for entanglement distribution across large-scale quantum networks and for synchronizing probabilistic operations for photonic quantum computation. I will discuss quantum memories based on light-matter interactions in atomic ensembles. I will present recent work interfacing quantum memories with quantum dot single-photon sources, and novel methods to optimise their efficiency using light-matter interference.