Simon Phillips (OQC): Coaxmons, cryostats, and why quantum machines nap between jobs

Key takeaways

  • OQC's coaxmon architecture routes control wiring coaxially through the chip, aiming to ease scaling of superconducting qubits
  • The quantum computer is not always online because dilution refrigerators need periodic warm-up and maintenance cycles that pause availability
  • Simon moved into quantum computing from a background in gaming and hardware engineering, applying lessons about building reliable systems under constraints
  • Superconducting qubits require tight integration between chip design, control electronics, and cryogenics, which shapes OQC's engineering priorities

Summary

Simon Phillips, Chief Technology Officer at Oxford Quantum Circuits is interviewed by Yuval Boger. Simon and Yuval talk about OQC’s unique approach to building quantum computers using superconductors, why OQC’s quantum computer is online just some of the time, Simon’s journey from gaming to quantum computing, and much more.