Quantum theory has been successfully validated in numerous laboratory experiments. But
would such a theory, which effectively describes the behavior of microscopic physical …

Concerted efforts are underway to establish an infrastructure for a global quantum Internet to
realise a spectrum of quantum technologies. This will enable more precise sensors, secure …

Quantum key distribution (QKD) promises unconditional security in data communication and
is currently being deployed in commercial applications. Nonetheless, before QKD can be …

Quantum key distribution has reached the level of maturity required for deployment in real-
world scenarios,,,–. It has previously been shown to operate alongside classical …

Quantum key distribution (QKD) is a family of protocols for growing a private encryption key
between two parties. Despite much progress, all ground-based QKD approaches have a …

Quantum information processing exploits the quantum nature of information. It offers
fundamentally new solutions in the field of computer science and extends the possibilities to …

Photonic integrated circuits provide a compact and stable platform for quantum photonics.
Here we demonstrate a silicon photonics quantum key distribution (QKD) encoder in the first …

The recent launch of the Micius quantum-enabled satellite heralds a major step forward for
long-range quantum communication. Using single-photon discrete-variable quantum states …

Satellite-based quantum terminals are a feasible way to extend the reach of quantum
communication protocols such as quantum key distribution (QKD) to the global scale. To that …

Quantum communication is a prime space technology application and offers near-term
possibilities for long-distance quantum key distribution (QKD) and experimental tests of …