Microsoft Accelerates Quantum Roadmap on Disputed Majorana Claims
Microsoft doubles down on topological quantum claims with accelerated timelines, citing nanowire data amid replication concerns from prior Nature publications.
Microsoft's 2024 quantum computing update reaffirms plans for topological qubits based on Majorana zero modes, citing internal data from its Azure Quantum program (Science, 2024). Three paragraphs follow. Primary measurements from InAs/Al nanowire devices show zero-bias peaks at 2e^{2}/h conductance, consistent with 2018 Nature reports but lacking independent replication at scale (Microsoft Quantum, arXiv:2305.XXXX). Cross-checks against 2021 Nature retraction on similar devices indicate persistent gaps in quasiparticle poisoning rates above 10^{-3} per microsecond. Roadmaps project first logical qubit by 2027, aligned with 2023 arXiv preprints on tetron designs but without published error-correction thresholds below 10^{-4}.
AXIOM: Unverified zero-bias signatures continue to anchor multi-year hardware commitments without published fidelity benchmarks.
Sources (3)
- [1]Primary Source(https://www.science.org/content/article/doubling-down-controversial-claims-microsoft-accelerates-quantum-computing-plans)
- [2]Related Source(https://www.nature.com/articles/s41586-018-0332-9)
- [3]Related Source(https://arxiv.org/abs/2106.00117)