The mesoscopic spin system formed by the 10 4–10 6 nuclear spins in a semiconductor
quantum dot offers a unique setting for the study of many-body spin physics in the …

Epitaxial quantum dots formed by III–V compound semiconductors are excellent sources of
non-classical photons, creating single photons and entangled multi-photon states on …

Coherent excitation of an ensemble of quantum objects underpins quantum many-body
phenomena and offers the opportunity to realize a memory that stores quantum information …

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

In recent years, the physics community has experienced a revival of interest in spin effects in
solid state systems. On one hand, the solid state systems, particularly, semiconductors and …

Optically active quantum dots, for instance self-assembled InGaAs quantum dots, are
potentially excellent single photon sources. The fidelity of the single photons is much …

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 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 …

The interaction between a confined electron and the nuclei of an optically active quantum
dot provides a uniquely rich manifestation of the central spin problem. Coherent qubit control …

A huge effort is underway to develop semiconductor nanostructures as low-noise hosts for
qubits. The main source of dephasing of an electron spin qubit in a GaAs-based system is …