activity
20242026
collaborators

8 papers

physics.optics2026

Room temperature Purcell enhanced single erbium ions in silicon-carbide-on-insulator microring resonators

Joshua Bader, Shin-ichiro Sato, Jeffrey C. McCallum +8

Spin-carrying single-photon emitters operating in the telecommunication C-band (1530-1565nm) are prime candidates for integrated spin-photon interfaces, offering seamless compatibi…

quant-ph2026

Electrically detected magnetic resonance of As magnetic clock transitions in silicon

Ravi Acharya, Shao Qi Lim, Brett C. Johnson +9

Magnetic clock transitions (CTs), defined by vanishing first-order sensitivity of the transition frequency to magnetic field fluctuations, provide a powerful route to suppress deco…

quant-ph2026

A robust laser cavity platform for NV-diamond singlet infrared absorption magnetometry

Shao Qi Lim, Alexander A. Wood, Brett C. Johnson +9

The negatively charged nitrogen-vacancy center (NV) in diamond is a versatile platform for quantum magnetometry under ambient conditions. Recently, laser threshold magnetometry…

cond-mat.mtrl-sci2025

Narrow magneto-optical transitions in Erbium implanted silicon carbide-on-insulator

Alexey Lyasota, Joshua Bader, Shao Qi Lim +5

Solid state spin photon interfaces operating in the near telecom and telecom bands are a key resource for long distance quantum communication and scalable quantum networks. However…

cond-mat.mes-hall2025

Coupling a Ge nuclear spin to an electrostatically defined quantum dot

Paul Steinacker, Gauri Goenka, Rocky Yue Su +17

Single nuclear spins in silicon are a promising resource for quantum technologies due to their long coherence times and excellent control fidelities. Qubits and qudits have been en…

cond-mat.mtrl-sci2025

A silicon spin vacuum: isotopically enriched silicon-on-insulator and silicon from ultra-high fluence ion implantation

Shao Qi Lim, Brett C. Johnson, Sergey Rubanov +7

Isotopically enriched silicon (Si) can greatly enhance qubit coherence times by minimizing naturally occurring Si which has a non-zero nuclear spin. Ultra-high fluence $^{28…