Quantum cryptography is arguably the fastest growing area in quantum information science.
Novel theoretical protocols are designed on a regular basis, security proofs are constantly …

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 …

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 …

The quantum internet is a cutting‐edge paradigm that uses the unique characteristics of
quantum technology to radically alter communication networks. This new network type is …

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

Semiconductor quantum dots (QDs) enable the generation of single and entangled photons,
which are useful for various applications in photonic quantum technologies. Specifically for …

The generation and long-haul transmission of highly entangled photon pairs is a
cornerstone of emerging photonic quantum technologies with key applications such as …

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 …

Sources of pure and indistinguishable single-photons are critical for near-future optical
quantum technologies. Recently, color centers hosted by two-dimensional hexagonal boron …

Bright, polarized, and high-purity single-photon sources in telecom wavelengths are crucial
components in long-distance quantum communication, optical quantum computation, and …