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Vergoossen, Tom (author), Loarte, Sergio (author), Bedington, Robert (author), Kuiper, J.M. (author), Ling, Alexander (author)Quantum key distribution from satellites becomes particularly valuable when it can be used on a large network and on-demand to provide a symmetric encryption key to any two nodes. A constellation model is described which enables QKD-derived encryption keys to be established between any two ground stations with low latency. This is achieved...journal article 2020