PsiQuantum Unveils Omega Chipset for Scalable Photonic Quantum Computing
Mohamed Abdel-Kareem2025-02-26T16:02:31-08:00PsiQuantum has introduced Omega, a manufacturable chipset designed for utility-scale, million-qubit quantum computers. Featured in a paper published in Nature, the chipset integrates advanced components, including high-performance single-photon sources, superconducting detectors, and low-loss optical switches, into a high-volume semiconductor manufacturing process at GlobalFoundries. Omega achieves 99.98% single-qubit state preparation fidelity, 99.5% two-photon quantum interference visibility, 99.72% chip-to-chip quantum interconnect fidelity, and 99.22% two-qubit fusion gate fidelity, setting new benchmarks for photonic quantum computing. The chipset leverages silicon photonics and introduces new materials like Barium Titanate (BTO) for low-loss, high-speed optical switching. It eliminates the need for traditional dilution refrigerators, using a simplified, high-power cooling system that supports scalable deployment. This cooling solution, [...]