Pasqal Reports Trapping Four Atoms With Chip-Delivered Light
A photonic integrated circuit produced four rubidium-atom traps, with an approximately 27.5-second lifetime reported by the company.
Pasqal announces trapping with chip-delivered light
- Reported
- Pasqal announced that a photonic chip delivered four traps holding four rubidium atoms, with an approximately 27.5-second trapping lifetime.
- Supported observation
- The inspected primary announcement contains those figures. This source check confirms what the company announced; the underlying experimental methods and data were not independently inspected.
- Conditions
- The announcement credits work with Aeponyx and describes a four-atom demonstration. Pasqal compares trapping performance with its existing bulk optics, without providing a detailed comparison dataset in the announcement.
An announcement does not verify gate fidelity, reproducibility or a larger processor. Projected footprint reductions and future atom counts are not demonstrated results in this record.
- Pasqal Brings Qubit Control On-Chip – Advancing the Path to Fault-Tolerant Quantum Computing at ScalePasqal · Primary company announcement; underlying experiment not reviewed · Source published Source checked
Pasqal reports trapping four rubidium atoms using light delivered through a photonic integrated circuit developed with Aeponyx. Moving optical functions onto a chip could reduce the size and complexity of neutral-atom control hardware. This demonstration tests an early piece of that approach.
The company describes four separate traps and an approximately 27.5-second trapping lifetime. Independent replication of the result has not been established.
Keeping atoms trapped does not establish high-fidelity gates, or delivery of Pasqal's larger future scale targets. Larger-array tests of gate performance, uniformity, stability and repeatability would help establish how far the approach can extend.