From: Nanosatellite experiments to enable future space-based QKD missions
Year | Milestone | Mission | Reference |
---|---|---|---|
2012 | Basic miniature SPDC source | High altitude balloon test | [29] |
2013 | Correlated SPDC pair source | High altitude balloon test | [30] |
2014 | Space-qualified, correlated, SPDC source survives rocket explosion | GomSpace GomX-2 CubeSat | [31] |
2015 | Space-qualified, correlated, SPDC source in low earth orbit | NUS Galassia CubeSat | [32] |
2017 | Demonstration of entangled photon pair source in space | CQT SpooQy-1 CubeSat | [33] |
2018 | Demonstration of high-brightness entangled photon pair source in space | CQT SpooQy-2 CubeSat | [34] |