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QSB (Quantum Shared Backbone)
Covered in 2 articles · April 2026
Coverage · About QSB (Quantum Shared Backbone)
Apr 16, 2026
DARPA bets on mixed-modality qubits with new HARQ program
DARPA's new HARQ program funds 19 teams to build a heterogeneous quantum computer that mixes trapped-ion, neutral-atom, superconducting, and diamond qubits over a shared photonic backbone, targeting a 1,000x cut in physical resource demand.
Apr 16, 2026 · By SCN Staff · 7 min read
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Apr 29, 2026