Quantum & Cryogenics
Redundancy· Quantum & Cryogenics · Link

Ion traps, IonQ & Quantinuum

College Park · Broomfield, United States38.99°N 76.94°W
computed criticality12/100
reading
2-qubit fidelities > 99.9%
2025
Fault line

A competing modality that sidesteps dilution: ytterbium or barium ions trapped by electric fields and manipulated by laser, at a more forgiving temperature. The dependence shifts to microfabricated trap chips (Infineon, a partner since 2024) and ultra-stable lasers.

Actors
IonQ (College Park)
Quantinuum (Broomfield)
Infineon, trap chips (Villach)
Depends on 1
Ultra-stable lasers & ULE cavitiesQuantum & Cryogenics · Link
Feeds 1
Quantum machines & sensors, optical clocksQuantum & Cryogenics
Sources