Rare‐earth (RE) ion doped crystalline materials have a wide spectrum of applications in
lasers, amplifiers, sensors, as well as classical and quantum information processing. The …

The deterministic generation of individual color centers with defined orientations or types in
solid-state systems is paramount for advancements in quantum technologies. Silicon …

Abstract Characterization of the atomic level processes that determine optical transitions in
emerging materials is critical to the development of new platforms for classical and quantum …

We investigate the two-channel nonreciprocal scattering of a coherent atomic ensemble
under the linear spatial Kramers-Kronig modulation, which has potential applications in …

Spectrally and spatially varying ensembles of emitters embedded into waveguides are ever-
present in both well-established and emerging technologies. If control of collective …

Collective interaction of emitter arrays has lately attracted significant attention due to its role
in controlling directionality of radiation, spontaneous emission and coherence. We focus on …

On-chip optical filters are fundamental components in optical signal processing. While rare-
earth ion-doped crystals offer ultra-narrow optical filtering via spectral hole burning, their …

To facilitate the transition of quantum effects from the controlled laboratory environment to
practical real-world applications, there is a pressing need for scalable platforms. One …

Ion implantation is a key capability for the semiconductor industry. As devices shrink, novel
materials enter the manufacturing line, and quantum technologies transition to being more …

Quantum repeaters are proposed to overcome exponential photon loss over distance in
fibers. One-way quantum repeaters eliminate the need for two-way classical …