The generation, manipulation, storage, and detection of single photons play a central role in
emerging photonic quantum information technology. Individual photons serve as flying …

Semiconductor quantum dots (QDs) of various material systems are being heavily
researched for the development of solid state single photon emitters, which are required for …

Worldwide, enormous efforts are directed toward the development of the so‐called quantum
internet. Turning this long‐sought‐after dream into reality is a great challenge that will …

The scaling of many photonic quantum information processing systems is ultimately limited
by the flux of quantum light throughout an integrated photonic circuit. Source brightness and …

Semiconductor quantum dots in cavities are promising single-photon sources. Here, we
present a path to deterministic operation, by harnessing the intrinsic linear dipole in a …

Quantum cryptography harnesses quantum light, in particular single photons, to provide
security guarantees that cannot be reached by classical means. For each cryptographic task …

The quest for the perfect single-photon source includes finding the optimal protocol for
exciting the quantum emitter. Coherent optical excitation was, up until now, achieved by …

The controlled preparation of the excited state in a quantum emitter is a prerequisite for its
usage as a single-photon source—a key building block for quantum technologies. In this …

Controlling large-scale many-body quantum systems at the level of single photons and
single atomic systems is a central goal in quantum information science and technology …

The coherent interaction of electromagnetic fields with solid-state two-level systems can
yield deterministic quantum light sources for photonic quantum technologies. To date, the …