activity
20242026
collaborators

5 papers

physics.optics2026

Color-Center-Compatible Freestanding Diamond Directional Couplers for Quantum Photonics

Colin Sauerzapf, Tom Jäger, Jonathan Enßlin +6

Freestanding all-diamond color-center photonics is a promising platform for optical integration of spin-based quantum defects. Within this geometry, we realize a key building block…

quant-ph2026

Ramsey correlation spectroscopy with phase cycling using a single quantum sensor

Inbar Zohar, Santiago Oviedo-Casado, Andrej Denisenko +2

Magnetic spectroscopy at the nanoscale provides unique insights into material properties and dynamics, with quantum sensors like nitrogen-vacancy (NV) centers being ideally suited…

quant-ph2025

Witnessing non-stationary and non-Markovian environments with a quantum sensor

John W. Rosenberg, Martín Kuffer, Inbar Zohar +5

Quantum sensors offer exceptional sensitivity to nanoscale magnetic fluctuations, where non-stationary effects -- such as spin diffusion -- and non-Markovian dynamics arising from…

quant-ph2025

Super-Moiré Spin Textures in Twisted Antiferromagnets

King Cho Wong, Ruoming Peng, Eric Anderson +15

Stacking two-dimensional (2D) layered materials offers a powerful platform to engineer electronic and magnetic states. In general, the resulting states, such as Moiré magnetism, h…

quant-ph2024

Single V2 defect in 4H Silicon Carbide Schottky diode at low temperature

Timo Steidl, Pierre Kuna, Erik Hesselmeier-Hüttmann +10

Nanoelectrical and photonic integration of quantum optical components is crucial for scalable solid-state quantum technologies. Silicon carbide stands out as a material with mature…