Scalable entanglement distribution using encoded hybrid repeater chains

arXiv:2609.19783 · quant-ph · Submitted 2026-09-17 · Read on arXiv

quant-ph

Submitted: 2026-09-17

Updated: 2026-09-17

Terminology

• Entanglement — 119× in this paper · explained in 3 episodes
• Fidelity — 30× in this paper · explained in 2 episodes
• Hybrid Architectures — 15× in this paper · explained in 3 episodes
• Ancilla Qubits — 5× in this paper · explained in 1 episode
• Benchmark — 2× in this paper · explained in 2 episodes
• Communication Overhead — 2× in this paper · explained in 2 episodes
• Ancillary Qubits — 1× in this paper · explained in 1 episode
• Distillation — 1× in this paper · explained in 2 episodes
• Hybrid Approach — 1× in this paper · explained in 4 episodes
• Reinforcement Learning — 1× in this paper · explained in 4 episodes
• Spontaneous Parametric Down Conversion — 1× in this paper

Sources

• Heterogeneous entanglement between a trapped ion and a solid-state quantum memory
• Hybrid Quantum Repeaters with Ensemble-based Quantum Memories and Single-spin Photon Transducers
• Trapped-ion two-qubit gates with >99.99% fidelity without ground-state cooling
• Comparing One- and Two-way Quantum Repeater Architectures

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