Simon Hönl, Youri Popoff, et al.
Nature Communications
We demonstrate hybrid integration of gallium phosphide photonic crystal cavities with superconducting Nb circuits using direct wafer bonding. Quality factors of Qo = 1.4 · 105 are achieved for optical cavities in close proximity to the Nb electrodes.
Simon Hönl, Youri Popoff, et al.
Nature Communications
Clarissa Convertino, L. Vergano, et al.
EUROSOI-ULIS 2020
David Frank
ISSCC 2023
Ken X. Wei, Isaac Lauer, et al.
Physical Review A