WP1. Optomechanical phase-shifters and fast optical switches in glass circuits

Objectives

• Local and dynamical control of the optical phase in 3D structured photonic circuits
• Cryo-compatible phase shifters
• High-frequency optical switches

 

WP2. Coupling between buried laser-written circuits and planar lightwave circuits (PLCs)

Objectives

• Combine high-density circuits and 3D features
• Provide very low loss coupling to high-index PLCs

 

WP3. Single-photon integrated quantum memory

Objectives

• Produce highly-confining and low-loss waveguides in doped crystals
• Demonstrate single-photon storage in the excited level and spin-wave
• Combine the crystal waveguides with simple glass circuits for integrated routing of all signals

 

WP4. Entanglement between multiple integrated quantum memories

Objectives

• Combine integrated quantum memories in crystal with complex glass circuits
• Demonstrate entanglement between different integrated memories

 

WP5. Boson Sampling towards quantum supremacy

Objectives

• Demonstrate time-to-space multiplexing of a quantum dot single-photon source
• Implement the Boson Sampling experiment with unprecedented complexity