Quantum Gate Teleportation: How Oxford Just Networked Supercomputers Through Thin Air

About this episode

The episode discusses a groundbreaking achievement in quantum gate teleportation at Oxford University, linking supercomputers through entanglement.

This is your Advanced Quantum Deep Dives podcast. Hello, quantum trailblazers, I'm Leo, your Learning Enhanced Operator, plunging into Advanced Quantum Deep Dives. Picture light leaping like a phantom across a darkened Oxford lab, bridging two quantum supercomputers in a dance of pure entanglement—just days ago, on April 17th, researchers there shattered barriers with quantum gate teleportation. I remember the chill of that vacuum-sealed chamber, ions glowing faintly under laser precision, strontium qubits whispering to photons across two meters of air. It's like urban traffic in rush hour: cars—qubits—don't touch, but signals sync them into fluid motion. Led by Professor David Lucas and Dougal Main at Oxford Physics, they linked trapped-ion modules without wires. Each held a strontium network qubit for photonic chatter and a calcium circuit qubit for raw computation. Photons met at a Bell-state analyzer, forging entanglement. Local tweaks and classical pings then teleported a controlled-Z gate between distant circuit qubits with 86.2% fidelity. They chained iSWAP at 70% and SWAP at 64%, even running a 71% accurate algorithm over 500 reps—the first deterministic circuit on a…

People in this episode

Host: Leo

Topics covered

• quantum teleportation
• supercomputers
• quantum entanglement
• quantum computing
• research breakthroughs
• Oxford University

Keywords

• quantum gate teleportation
• supercomputers
• strontium qubits
• quantum internet
• entanglement
• quantum computing fidelity

Mentioned in this episode

Organizations: Oxford Physics

Books & works: Nature journal

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