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Bloodstone

Bloodstone is our flagship long-chain Yb+ processor (32+ ions), designed for programmable single-qubit control with mid-circuit measurement and reset. It is engineered for robust, modular operation and integrates with a full-stack control system developed in collaboration with Open Quantum Design.

At the core of the Bloodstone processor is a segmented blade electrode ion trap apparatus housed in a room temperature apparatus with pressure at the boundary of Extreme High Vacuum (<1.5 x 10-12 mbar measured by an ion gauge). The Bloodstone processor is engineered following systems design principles, to be modular and robust againt drifts. The optical architecture includes individual qubit addressing from two sides, using a mirrored Acousto-Optic Deflector set up, and an in situ Mid-circuit measurement and reset based on holographic optical engineering.

Related publications

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Increasing ion lifetime by lowering background pressure is key for scaling quantum processors. Here, we demonstrate near–extreme-high-vacuum pressures in a room-temperature apparatus forming the core of the Bloodstone quantum processor, avoiding cryogenic complexity while enabling greater optical access for individual qubit control.