Oxford Quantum Circuits (OQC)
Machines in the Atlas (5)
- OQC GENESIS — DEPLOYED, 16 q, 17 Sep 2025 (Digital Realty JFK10, New York City)
- OQC Toshiko — DEPLOYED, 32 q, 2024
- OQC ATHENA — PLANNED, 75,000 q, 2031
- OQC ATLAS — PLANNED, 1,000,000 q, 2034
- OQC TITAN — PLANNED, 2,000 q, 2028
Technologies its machines use
- Transmon · 5
- Vertical (out-of-plane) signal delivery — VIO, coaxmon, 3D wiring · 5
- Superconducting-qubit lithography (Al/AlOx/Al junctions, Nb wiring, 300 mm) · 5
- Dual-rail (erasure) encoding · 4
- Mid-circuit erasure check · 4
- Static nearest-neighbour lattice · 2
- Room-temperature electronics + per-qubit coax/flex · 2
- Dispersive microwave readout (+TWPA, Purcell) · 2
- Bare physical qubit (no encoding) · 1
- Ancilla-mediated bosonic gates (cat CX, dual-rail CZ, beamsplitter) · 1
- Erasure-adapted codes · 1
Architectures
Mentioned in the briefs of
- Vertical (out-of-plane) signal delivery — VIO, coaxmon, 3D wiring
- Dual-rail (erasure) encoding
- Cross-resonance (fixed-frequency, all-microwave)
- Superconducting-qubit lithography (Al/AlOx/Al junctions, Nb wiring, 300 mm)
- Transmon
- Tunable-coupler CZ / iSWAP
- Neural decoders (AlphaQubit 2, CNN, transformers)
- Bare physical qubit (no encoding)
- Mid-circuit erasure check
- Magic-state factory (cultivation / distillation / code switching)
- In-loop RL calibration / control steering
- Cryogenic microwave link between refrigerators
- Microwave–optical transducer (useful efficiency)