On the demand of single‐photon entangled light sources and high‐sensitivity probes in the
fields of quantum information processing, weak magnetic field detection and biosensing, the …

One ultimate goal of quantum information processing is to construct a quantum network for
direct sharing of quantum information between distant parties based on stationary qubits for …

Optically active point defects in crystals have gained widespread attention as photonic
systems that could be applied in quantum information technologies,. However, challenges …

Spin impurities in diamond have emerged as a promising building block in a wide range of
solid-state-based quantum technologies. The negatively charged silicon-vacancy centre …

The recently discovered negatively charged tin-vacancy centre in diamond is a promising
candidate for applications in quantum information processing (QIP). We here present a …

Complete control of the state of a quantum bit (qubit) is a fundamental requirement for any
quantum information processing (QIP) system. In this context, all-optical control techniques …

Single-photon sources are an integral part of various quantum technologies, and solid-state
quantum emitters at room temperature appear to be a promising implementation. We couple …

Quantum emitters in hexagonal boron nitride (hBN) are emerging as bright and robust
sources of single photons for applications in quantum optics. In this work we present …

The silicon-vacancy (SiV) color center in diamond is a solid-state single photon emitter and
spin quantum bit suited as a component in quantum devices. Here, we show that SiV centers …

Atomic‐scale impurity spins, also called color centers, in an otherwise spin‐free diamond
host lattice have proven to be versatile tools for applications in solid‐state‐based quantum …