Dispute over elusive Majorana particles claimed in Science highlights controversial approach to robust quantum chips



Summary

A recent article in Science casts doubt on the 2018 Microsoft-supported claim of observing Majorana particles, elusive quasiparticles theorized to enable robust quantum computing. Critics, led by veteran physicist Leo Kouwenhoven, suggest the original findings might be attributed to other phenomena. This controversy underscores the inherent challenges in identifying Majorana particles and highlights the contentious nature of the race to develop fault-tolerant quantum computers, particularly those relying on topological qubits which Majorana particles would theoretically enable. The debate calls into question the reliability of current experimental techniques and the overall progress in building practical quantum chips.

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