Quantum computers have made extraordinary progress over the past decade, and
significant milestones have been achieved along the path of pursuing universal fault-tolerant …

Quantum sensing using optically addressable atomic-scale defects, such as the nitrogen-
vacancy (NV) center in diamond, provides new opportunities for sensitive and highly …

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 …

A central challenge in develo** quantum computers and long-range quantum networks is
the distribution of entanglement across many individually controllable qubits. Colour centres …

Large-scale quantum networks promise to enable secure communication, distributed
quantum computing, enhanced sensing and fundamental tests of quantum mechanics …

Quantum metrology is a powerful tool for explorations of fundamental physical phenomena
and applications in material science and biochemical analysis. While in principle the …

Nanoscale magnetic imaging can provide microscopic information about length scales,
inhomogeneity and interactions of materials systems. As such, it is a powerful tool to probe …

Solid-state quantum emitters are in high demand for emerging technologies such as
advanced sensing and quantum information processing. Generally, these emitters are not …

Optically active solid-state spin defects have the potential to become a versatile resource for
quantum information processing applications. Nitrogen-vacancy defect centers (NV) in …

We report on the conversion to telecommunication wavelengths of single photons emitted by
a nitrogen-vacancy (NV) defect in diamond. By means of difference frequency generation …