Robust spin-photon interfaces in solids are essential components in quantum networking
and sensing technologies. Ideally, these interfaces combine a long-lived spin memory …

Noise within solid-state systems at low temperatures can typically be traced back to material
defects. In amorphous materials, these defects are broadly described by the tunneling two …

Optically interfaced solid-state defects are promising candidates for quantum communication
technologies. The ideal defect system would feature bright telecom emission, long-lived spin …

Color centers in diamonds are quantum systems with optically active spin-states that show
long coherence times and are, therefore, a promising candidate for the development of …

The search for long-lived quantum memories, which can be efficiently interfaced with flying
qubits, is longstanding. One possible solution is to use the electron spin of a color center in …

Color centers in diamond micro and nano-structures play an important role in a wide range
of quantum technologies. However, obtaining high-quality color centers in small structures is …

In recent years, nanomechanical oscillators in thin films of superfluid helium have attracted
attention in the field of optomechanics due to their exceptionally low mechanical dissipation …

Solid-state spin defects, such as color centers in diamond, are among the most promising
candidates for scalable and integrated quantum technologies. In particular, the good optical …

Silicon carbide is a crystalline semiconductor with wide availability in the form of
commercially produced wafers, due to it's application in the power electronics industry …

Quantum networking will enable quantum devices to exchange information. As of today, the
technology is still at an early research stage, and entanglement has only been demonstrated …