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Microsoft's Quantum Leap: 1000x Stable Qubits Achieved
2 Jun
Summary
- Microsoft unveiled Majorana 2, boasting 1,000 times more reliable qubits.
- Qubit stability improved from milliseconds to over 20 seconds.
- Microsoft targets a practical quantum computer by 2029, cutting its timeline.
Microsoft has unveiled Majorana 2, the next generation of its topological quantum chip, marking a substantial stride in quantum computing. This new chip significantly enhances qubit reliability, achieving a thousand-fold improvement over its predecessor.
The improved materials in Majorana 2 have boosted qubit stability from milliseconds to over 20 seconds, with some qubits now exceeding a minute. This leap in performance is attributed to a refined material stack, replacing aluminum with lead and updating the semiconductor active region.
Building on this progress, Microsoft has accelerated its quantum computing roadmap. The company now aims to deliver a scalable, practical quantum computer by 2029, cutting its original timeline in half. Additionally, Microsoft is making its AI-powered Discovery tool available to researchers to aid in quantum development.
Researchers can now access Microsoft Discovery on GitHub, utilizing a GitHub Copilot account. This release supports agentic workflows for research and development programs, furthering the collective advancement of quantum computing.
