Technology
Quantum computing
Cryogenics, control electronics, and superconducting qubit fabrication.
Curated sector reports
Quantum computing
Technology·⚠ Dilution refrigerators & helium-3
Key chokepoints (2)
Dilution refrigerators
⚠ active chokepoint
Only a few vendors build production-grade dilution fridges; lead times exceed a year.
Related tickers: IBM
Helium-3 & cryogenic supply
⚠ active chokepoint
Helium supply shocks raise operating costs and downtime risk for cryogenic systems.