collaborators

6 papers

physics.optics2026

Calibration of systematic distortions in quantum emitter localization microscopy for deterministic nanophotonic fabrication

Chenxi Ma, Maximilian Heller, Timon Handrup +10

Quantum photonic technologies greatly benefit from quantum light emitters with high brightness, indistinguishability, and reliable polarization characteristics. Achieving optimal p…

physics.optics2026

Generation of continuous-wave laser light at 148.4 nm using cavity-enhanced second harmonic generation in

Keerthan Subramanian, Hiroki Tanaka, Simon J. Herr +22

We experimentally investigate the potential of crystals to create a continuous-wave (CW) solid state laser at the vacuum ultraviolet (VUV) wavelength of 148.4 nm via cavi…

quant-ph2026

Time-bin encoded quantum key distribution over 120 km with a telecom quantum dot source

Jipeng Wang, Joscha Hanel, Zenghui Jiang +11

Quantum key distribution (QKD) with deterministic single photon sources has been demonstrated over intercity fiber and free-space channels. The previous implementations relied main…

physics.optics2025

Deterministic Integration of CsPbBr3 Quantum Dots with Plasmonic Ring Microcavities

Pengji Li, Chenxi Ma, Jingzhong Yang +8

Perovskite quantum dots hold great promise for quantum information processing as wavelength-tunable single photon sources operable over a broad temperature range. However, their de…

quant-ph2025

Ultrastable, low-error dynamic polarization encoding of deterministically generated single photons

Joscha Hanel, Zenghui Jiang, Jipeng Wang +10

The ability to inscribe information on single photons at high speeds is a crucial requirement for quantum applications such as quantum communication and measurement-based photonic…

physics.ins-det2025

The QTF-Backbone: Proposal for a Nationwide Optical Fibre Backbone in Germany for Quantum Technology and Time and Frequency Metrology

Klaus Blaum, Peter Kaufmann, Jochen Kronjäger +168

The recent breakthroughs in the distribution of quantum information and high-precision time and frequency (T&F) signals over long-haul optical fibre networks have transformative po…