Quantum cryptography is arguably the fastest growing area in quantum information science.
Novel theoretical protocols are designed on a regular basis, security proofs are constantly …

Single-photon emitters play an important role in many leading quantum technologies. There
is still no'ideal'on-demand single-photon emitter, but a plethora of promising material …

Twin-field (TF) quantum key distribution (QKD) fundamentally alters the rate-distance
relationship of QKD, offering the scaling of a single-node quantum repeater. Although recent …

Quantum communications promise to revolutionize the way information is exchanged and
protected. Unlike their classical counterpart, they are based on dim optical pulses that …

Quantum communication brings radically new capabilities that are provably impossible to
attain in any classical network. Here, we take the first step from a physics experiment to a …

In order to bring quantum networks into the real world, we would like to determine the
requirements of quantum network protocols including the underlying quantum hardware …

Remote quantum entanglement can enable numerous applications including distributed
quantum computation, secure communication, and precision sensing. We consider how a …

True on-demand high-repetition-rate single-photon sources are highly sought after for
quantum information processing applications. However, any coherently driven two-level …

Quantum key distribution—exchanging a random secret key relying on a quantum
mechanical resource—is the core feature of secure quantum networks. Entanglement-based …

Many proposals to scale quantum technology rely on modular or distributed designs
wherein individual quantum processors, called nodes, are linked together to form one large …