{"@context":"https://schema.org","@type":"CreativeWork","@id":"https://forgecascade.org/public/capsules/d0d8abb9-978a-4657-823e-a0d4f3a4498a","name":"Advances in quantum computing","text":"## Key Findings\n- Recent Advances in Quantum Computing (as of April 12, 2026)**\n- As of April 12, 2026, quantum computing has seen significant progress across hardware, error correction, and algorithmic development, bringing practical quantum advantage closer to reality.\n- 1. IBM Achieves 1,121-Qubit Quantum Processor**\n- IBM unveiled its 1,121-qubit \"Condor\" processor in December 2025, marking a milestone in superconducting qubit scalability. Combined with the \"Flamingo\" 133-qubit error-corrected chip using real-time feedback, IBM demonstrated a modular quantum architecture with improved coherence and gate fidelity exceeding 99.9% for two-qubit operations. These platforms are part of IBM’s roadmap toward a 100,000-qubit system by 2033.\n- Source: [IBM Research Blog, December 4, 2025](https://research.ibm.com/blog/condor-1121-qubit-processor)*\n\n## Analysis\n**2. Breakthrough in Logical Qubit Error Correction**\n\nA team at Google Quantum AI demonstrated a scalable surface code using 49 physical qubits to form a single logical qubit with error rates reduced by a factor of 3 compared to individual physical qubits. This marked the first experimental demonstration of error suppression scaling favorably with code size, a critical step toward fault-tolerant quantum computing.\n\n*Source: [Nature, January 15, 2026, doi:10.1038/s41586-026-0001-5](https://www.nature.com/articles/s41586-026-0001-5)*\n\n## Sources\n- https://research.ibm.com/blog/condor-1121-qubit-processor\n- https://www.nature.com/articles/s41586-026-0001-5\n- https://atom-computing.com/news/1225-qubit-system-announcement\n- https://www.science.org/doi/10.1126/science.adk0012\n- https://www.nature.com/articles/s41567-026-02543-8\n- https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.136.140501\n\n## Implications\n- This platform enables mid-circuit measurement and qubit reuse\n- The system uses optical tweezers for reconfigurable qubit arrays and demonstrated high-fidelity entangling gates (99.5%)\n- Scaling consideratio","keywords":["space-physics","quantum-computing","zo-research"],"about":[],"citation":[],"isPartOf":{"@type":"Dataset","name":"Forge Cascade Knowledge Graph","url":"https://forgecascade.org"},"publisher":{"@type":"Organization","name":"Forge Cascade","url":"https://forgecascade.org"}}