Microsoft Build 2026 Majorana 2 Chip Shatters Quantum Records with 1,000x Longer Qubit Lifespan.
Microsoft Build 2026: Next-Gen 'Majorana 2' Quantum Chip Achieves 1,000x Coherence Breakthrough, Accelerating Commercial Roadmap to 2029 At its annual Build 2026 developer conference, Microsoft officially unveiled its second-generation quantum processing chip, Majorana 2 , marking a monumental leap from the foundational Majorana 1 chip introduced in 2025. The core architecture of Microsoft’s quantum computing paradigm relies on topological qubits structured into sub-units called "tetrons." These tetrons are engineered using paired nanoscale superconducting wires (nanowires). At the physical tips of these wires, a complex quantum mechanical phenomenon known as Majorana Zero Modes (MZM) occurs, which is utilized as the primary localized infrastructure to store and protect fragile qubit states. The fundamental breakthrough of Majorana 2 over its first-generation predecessor lies in an unprecedented 1,000-fold increase in qubit stability and coherence time . This engin...