This review focuses on the comprehensive study of two different crystal structures of
cadmium sulfide (CdS), namely hexagonal wurtzite CdS and cubic zinc blend CdS, with …

Combining highly coherent spin control with efficient light-matter coupling offers great
opportunities for quantum communication and computing. Optically active semiconductor …

Quantum networks require quantum nodes with coherent optical interfaces and several
stationary qubits. In terms of optical properties, semiconductor quantum dots are highly …

This Perspective presents an overview on the epitaxial growth and optical properties of
GaAs quantum dots obtained with the droplet etching method as high-quality sources of …

Synthetic chemistry enables a bottom-up approach to quantum information science, where
atoms can be deterministically positioned in a quantum bit or qubit. Two key requirements to …

A spin-photon interface should operate with both coherent photons and a coherent spin to
enable cluster-state generation and entanglement distribution. In high-quality devices, self …

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 …

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 …

A coherent ensemble of spins interfaced with a proxy qubit is an attractive platform to create
many-body coherences and probe the regime of collective excitations. An electron spin qubit …

Coherent many-body states are highly promising for robust quantum information processing.
While far-reaching theoretical predictions have been made for various implementations …