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 …

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

Quantum secure direct communication (QSDC) attracts much attention for it can transmit
secret messages directly without sharing a key. In this article, we propose a one-step QSDC …

Entangling microwave-frequency superconducting quantum processors through optical light
at ambient temperature would enable means of secure communication and distributed …

Over the past few decades, significant progress has been made in quantum information
technology, from theoretical studies to experimental demonstrations. Revolutionary quantum …

A thin-film periodically poled lithium niobate waveguide was designed and fabricated which
generates entangled photon pairs at telecommunications wavelengths with high …

A quantum internet that connects remote quantum processors, should enable a number of
revolutionary applications such as distributed quantum computing. Its realization will rely on …

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 …

The second quantum revolution brings with it the promise of a quantum internet. As the first
quantum network hardware prototypes near completion new challenges emerge. A …

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 …