Channelling single-photon emission in multiple well-defined directions and simultaneously
controlling its polarization characteristics is highly desirable for numerous quantum …

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

Integrated photonic devices in diamond have tremendous potential for many quantum
applications, including long-distance quantum communication, quantum information …

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 …

Quantum technologies are poised to move the foundational principles of quantum physics to
the forefront of applications. This roadmap identifies some of the key challenges and …

We report the narrow inhomogeneous distribution of the zero-phonon line from tin-vacancy
(Sn-V) centers in diamond and the overlap of spectra from multiple separated Sn-V centers …

Diamond has emerged as a highly promising platform for quantum network applications.
Color centers in diamond fulfill the fundamental requirements for quantum nodes: they …

Transform-limited photon emission from quantum emitters is essential for high-fidelity
entanglement generation. In this Letter, we report the coherent optical property of a single …

Cryogenic temperatures are the prerequisite for many advanced scientific applications and
technologies. The accurate determination of temperature in this range and at the …

The generation of indistinguishable photons is a key requirement for solid-state quantum
emitters as a viable source for applications in quantum technologies. Restricting the …