Optical photons are powerful carriers of quantum information, which can be delivered in free
space by satellites or in fibers on the ground over long distances. Entanglement of quantum …

One goal of the second quantum revolution is developing an approach to transmit coherent
quantum information across the world, forming the basis of the quantum Internet. Achieving …

Electron spins in van der Waals materials are playing a crucial role in recent advances in
condensed-matter physics and spintronics. However, nuclear spins in van der Waals …

Atomic defects in the solid state are a key component of quantum repeater networks for long-
distance quantum communication. Recently, there has been significant interest in rare earth …

Spins associated to optically accessible solid-state defects have emerged as a versatile
platform for exploring quantum simulation, quantum sensing and quantum communication …

Spin-based sensors have attracted considerable attention owing to their high sensitivities.
Herein, we developed a metallofullerene-based nano spin sensor to probe gas adsorption …

Combining highly coherent spin control with efficient light-matter coupling offers great
opportunities for quantum communication and computing. Optically active semiconductor …

A key challenge in realizing practical quantum networks for long-distance quantum
communication involves robust entanglement between quantum memory nodes connected …

A future quantum network will consist of quantum processors that are connected by quantum
channels, just like conventional computers are wired up to form the Internet. In contrast to …

Understanding and protecting the coherence of individual quantum systems is a central
challenge in quantum science and technology. Over the past decades, a rich variety of …