テクノロジー / ハードウェア / Trapped ions
Trapped ions
Electromagnetically trapped charged atoms controlled with lasers.
トレードオフ
強み: High-fidelity operations; Long coherence; Strong connectivity.
課題: Slower gates; Optical complexity; Scaling ion control.
成熟度: early-commercial (cloud access); scaling architectures in progress.
Specific gate speeds, fidelities and qubit counts are not published here, they change quarterly. Verify against each company's latest technical publications, not press releases.
取り組んでいる人たち
IonQ
The first pure-play quantum company to list publicly; trapped-ion systems available through all major clouds.
public · IONQ
Quantinuum
Formed from Honeywell Quantum Solutions and Cambridge Quantum; trapped-ion hardware plus a large software arm, with prominent logical-qubit results.
subsidiary · majority-owned by Honeywell (HON)
Alpine Quantum Technologies
Austrian spin-out from Innsbruck's ion-trapping groups, selling compact rack-mounted trapped-ion systems.
private
Universal Quantum
UK company pursuing large-scale trapped-ion machines linked by electric-field chip-to-chip connections rather than optics.
private