BlueQubit Supports Qedma, IBM and RIKEN Study on Error-Mitigated Quantum Simulation
thequantuminsider.com Jul 31, 2026

BlueQubit Supports Qedma, IBM and RIKEN Study on Error-Mitigated Quantum Simulation

AI-summarised brief · reviewed before publication

BlueQubit, Qedma, IBM and Japan’s RIKEN jointly demonstrated an error‑mitigated quantum simulation of a Floquet Ising model using IBM’s 156‑qubit Heron processor. The team ran Qedma’s QESEM software to suppress hardware noise and compared results with classical simulations executed on the Fugaku supercomputer and GPU clusters. While classical methods required over 500,000 CPU‑core hours and failed to converge at larger system sizes, the error‑mitigated quantum run produced stable, percent‑level accurate outcomes. BlueQubit also contributed state‑of‑the‑art tensor‑network and Pauli‑path algorithms on high‑performance GPUs to push classical limits. The study claims this is the first instance where a near‑term quantum device outperforms the most powerful classical resources on a scientifically relevant problem. The validation included runs on trapped‑ion hardware from Quantinuum, reproducibility.

💡 Why It Matters

  • · By delivering reliable results where top‑tier classical codes diverge, the work proves that near‑term quantum processors can already serve as practical research tools, accelerating the study of non‑equilibrium quantum materials.