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 …

Multi-level (qudit) entangled photon states are a key resource for both fundamental physics
and advanced applied science, as they can significantly boost the capabilities of novel …

Tin-vacancy (Sn-V) color centers were created in diamond via ion implantation and
subsequent high-temperature annealing up to 2100° C at 7.7 GPa. The first-principles …

Atomic-sized fluorescent defects in diamond are widely recognized as a promising solid
state platform for quantum cryptography and quantum information processing. For these …

The burgeoning field of nanophotonics has grown to be a major research area, primarily
because of the ability to control and manipulate single quantum systems (emitters) and …

The negatively charged silicon vacancy (SiV) color center in diamond has recently proven its
suitability for bright and stable single photon emission. However, its electronic structure so …

Optically active point defects in crystals have gained widespread attention as photonic
systems that could be applied in quantum information technologies,. However, challenges …

The silicon-vacancy (SiV−) color center in diamond has attracted attention because of its
unique optical properties. It exhibits spectral stability and indistinguishability that facilitate …

This paper summarizes key findings in single-photon generation from deep level defects in
silicon carbide (SiC) and highlights the significance of these individually addressable …

Twisted van der Waals (vdW) quantum materials have emerged as a rapidly develo** field
of two-dimensional (2D) semiconductors. These materials establish a new central research …