Scalable Hybrid Device Architecture on Thin-Film Lithium Tantalate for Long Distance Quantum Network Nodes with Atomic Frequency Comb Quantum Memories

arXiv:2609.31598 · quant-ph, physics.optics · Submitted 2026-09-25 · Read on arXiv

quant-ph, physics.optics

Submitted: 2026-09-25

Updated: 2026-09-25

Terminology

• Fidelity — 19× in this paper · explained in 2 episodes
• Entanglement — 18× in this paper · explained in 3 episodes
• Core — 2× in this paper · explained in 2 episodes
• Alignment — 1× in this paper · explained in 1 episode
• Benchmarking — 1× in this paper · explained in 3 episodes
• Spectral Gap — 1× in this paper · explained in 5 episodes

Sources

• Heterogeneously Integrated Diamond-on-Lithium Niobate Quantum Photonic Platform
• High-power handling and bias stability of thin-film Lithium Tantalate microring and coupling resonators
• High bandwidth traveling wave electro-optic modulator at 1{\mu}m on thin-film lithium tantalate
• Unveiling charge dynamics on the generation of high extinction wide pulse generation on thin-film lithium tantalate
• Stable, bidirectional electro-optic transduction in thin film lithium tantalate
• Entanglement distribution and quantum storage of more than 8000 modes over a metropolitan network
• Periodically poled thin-film lithium niobate ring Mach Zehnder coupling interferometer for efficient quantum frequency conversion
• A tunable FP Perot coupling interferometer on thin-film lithium niobate

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