Pasqal Achieves Milestone in Quantum Computing with On-Chip Atom Trapping

• •Pasqal demonstrated on-chip atom trapping using a photonic integrated circuit.
• •The new approach aims to simplify the optical hardware for scalable quantum processors.
• •Testing showed performance comparable to existing systems, with atom lifetimes around 27.5 seconds.

Pasqal has successfully demonstrated the trapping of individual atoms using laser light from a photonic integrated circuit, marking a significant advancement in scalable neutral-atom quantum computing. This achievement, realized in collaboration with Aeponyx, addresses the engineering challenges of optical hardware complexity in quantum processors. The demonstration involved generating four optical traps to hold four rubidium atoms, showcasing the potential for future processors to scale up to more than 10,000 atoms and 100 logical qubits. The new photonic architecture is designed to reduce the optical footprint of quantum systems by up to 50 times, facilitating easier manufacturing as the industry transitions from prototypes to commercial production. Testing confirmed that the integrated photonics approach maintained atom lifetimes comparable to existing bulk-optics systems. Pasqal's strategy includes controlling critical hardware layers and leveraging acquisitions to accelerate development in quantum technology.