On-demand storage of photonic qubits at telecom wavelengths

https://phys.org/news/2022-12-on-demand-storage-photonic-qubits-telecom.html

"fiber-integrated quantum memory telecom wavelengths laser-written waveguide erbium-doped yttrium silicate... glued and integrated ordinary single-mode fibers at both ends of waveguide... electronic evaporation on-chip electrodes... 5X increase (up to 10.9%) photon storage efficiency... fidelity of on-demand quantum storage 98.3% reducing loss in long-distance optical fiber transmission... construction of large-scale quantum networks based on existing fiber networks"

Related: New chip-scale erbium-based laser offers broad wavelength tunability

https://phys.org/news/2024-06-chip-scale-erbium-based-laser.html