A quantum internet is the holy grail of quantum information processing, enabling the
deployment of a broad range of quantum technologies and protocols on a global scale …

Epitaxial quantum dots formed by III–V compound semiconductors are excellent sources of
non-classical photons, creating single photons and entangled multi-photon states on …

Tin-vacancy centers in diamond are promising spin-photon interfaces owing to their high
quantum efficiency, large Debye-Waller factor, and compatibility with photonic …

Coherent excitation of an ensemble of quantum objects underpins quantum many-body
phenomena and offers the opportunity to realize a memory that stores quantum information …

Indistinguishability between photons is a key requirement for scalable photonic quantum
technologies. We experimentally demonstrate that partly distinguishable single photons can …

The spin of an electron is a promising memory state and qubit. Connecting spin states that
are spatially far apart will enable quantum nodes and quantum networks based on the …

A high-spin nucleus coupled to a color center can act as a long-lived memory qudit in a spin-
photon interface. The germanium vacancy (GeV) in diamond has attracted recent attention …

Accessing an ensemble of coherently interacting objects at the level of single quanta via a
proxy qubit is transformative in the investigations of emergent quantum phenomena. An …

The ability to create large highly entangled “cluster” states is crucial for measurement-based
quantum computing. We show that deterministic multiphoton entanglement can be created …

Quantum networks, relying on the distribution of quantum entanglement between remote
locations, have the potential to transform quantum computation and secure long-distance …