Coherent interfaces between optical photons and long-lived matter qubits form a key
resource for a broad range of quantum technologies. Cavity quantum electrodynamics …

Efficient light energy transfer between optical waveguides has been a critical issue in
various areas of photonics and optoelectronics. Especially, the light coupling between …

With the ability to transfer and process quantum information, large-scale quantum networks
will enable a suite of fundamentally new applications, from quantum communications to …

We demonstrate a quantum nanophotonics platform based on germanium-vacancy (GeV)
color centers in fiber-coupled diamond nanophotonic waveguides. We show that GeV …

The past two decades have seen great advances in developing color centers in diamond for
sensing, quantum information processing, and tests of quantum foundations. Increasingly …

We propose a novel one-way quantum repeater architecture based on photonic tree-cluster
states. Encoding a qubit in a photonic tree cluster protects the information from transmission …

Color centers in diamond provide a promising platform for quantum optics in the solid state,
with coherent optical transitions and long-lived electron and nuclear spins. Building upon …

Monolithic integration of quantum emitters in nanoscale plasmonic circuitry requires low-loss
plasmonic configurations capable of confining light well below the diffraction limit. We …

Many photonic quantum information processing applications would benefit from a high
brightness, fiber-coupled source of triggered single photons. Here, we present a fiber …

We demonstrate an integrated and miniaturised magnetic field sensor based on the
negatively charged nitrogen-vacancy centres (NV−) in diamond. The compact device …