PsiQuantum has selected Linde Engineering to design and deliver a large cryogenic cooling plant for its first utility-scale quantum computer, to be constructed in Brisbane, Australia. The system will cool PsiQuantum’s Omega photonic quantum chips, which are housed in cryogenic cabinets operating at approximately 4 Kelvin (-269 °C, -452 °F). The photonic qubit architecture allows for higher operating temperatures than matter-based systems, enabling more efficient scaling using standard optical fiber interconnects.
The cryogenic plant will support tens of thousands of quantum chips and is among the largest built for this purpose. Linde Engineering brings experience from over 500 cryogenic plant installations across industries such as semiconductors, MRI, and particle physics. The system is critical to maintaining qubit coherence by minimizing thermal and electromagnetic interference, a foundational requirement for fault-tolerant quantum computing.
This project positions Australia as a key player in the global quantum ecosystem, integrating industrial capabilities with academic and commercial supply chains. It also marks a milestone for PsiQuantum, which is advancing photonic-based architectures toward utility-scale deployment.
Full announcement here.
May 9, 2025
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