Quantum Error Correction

38 reports
Quantum Error Correction is a physics concept expressed through equations, measurable quantities, limiting conditions, and testable predictions. Understanding depends on limiting case, formal definition, and symmetry relation, including the conditions under which a model, proof, or explanation applies.

The page treats experimental tests, limiting cases, and links to other theories as distinct parts of Quantum Error Correction. The discussion relates quantitative predictions to experimental tests and uses precision measurements to examine alternatives; any broad claim must allow for the fact that agreement within one regime does not guarantee validity beyond tested conditions.

Australia-Japan Quantum Partnership Grants Direct Access to Fujitsu Systems

Fujitsu, Monash University, and CSIRO have launched a partnership to accelerate quantum application research, providing Australian researchers and students with direct access to Fujitsu's quantum systems and simulators in Japan

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JIJ Expands Quantum Software and Accesses Quantinuum Hardware

Tokyo-based JIJ Inc. has raised $5.2 million to advance its quantum software platform, expand internationally, and integrate with Quantinuum's trapped-ion hardware for benchmarking hybrid quantum-classical algorithms

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OptQC and NTT Target Million-Qubit Optical Quantum Computer by 2030

OptQC and NTT have announced a capital and business alliance to develop a fault-tolerant optical quantum computer targeting one million physical qubits, with a roadmap spanning hardware, supply chain, and enterprise integration through 2030

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Mitten Codes Aim to Boost Logical Qubit Density in Quantum Processors

A new family of non-abelian quantum LDPC codes, called mitten codes, has been introduced by Caltech and Oratomic researchers, targeting higher encoding rates and lower overhead for fault-tolerant quantum computing hardware

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UC Berkeley and QuantrolOx Target Automated Quantum Hardware Control

UC Berkeley and QuantrolOx have agreed to a five-year collaboration to develop automated, reproducible control and calibration workflows for superconducting quantum processors using machine learning and open-access testbeds

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UC San Diego Awarded $18M to Advance Quantum Materials Research

UC San Diego has secured $18 million in NSF funding to develop quantum metamaterials and chemically engineered 2D superlattices, shifting its MRSEC center's focus to foundational quantum hardware and workforce training

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EY Installs On-Site Quantum Computer to Meet Data Sovereignty Needs

Ernst & Young (EY) has deployed an on-premises quantum computer in Canada, aiming to process sensitive enterprise workloads while addressing regulatory and data sovereignty requirements for sectors including finance and healthcare

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Communicating Quantum Technology: Challenges for Public Understanding

As quantum computing research accelerates, effective communication strategies are needed to explain complex quantum concepts, address technical jargon, and reach diverse audiences across the quantum sector

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IBM Quantum Processors Run Verified Tasks Beyond Supercomputer Reach

IBM and research partners have demonstrated quantum processors performing tasks that exceed the reach of leading classical supercomputers, using new verification methods to establish trust in quantum outputs where classical checks fail

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US Naval Research Lab Sets Quantum Technology Priorities for Defense

The US Naval Research Laboratory has detailed its Quantum Science Institute's operational roadmap, focusing on quantum sensing, computing, networking, and materials to address defense and maritime needs under new federal directives

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IonQ Gains Approval for $1.8B SkyWater Semiconductor Acquisition

IonQ has received final regulatory clearance to acquire SkyWater Technology, a U.S.-based semiconductor foundry, in a deal that will bring fabrication and packaging for quantum hardware under direct company control

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ZuriQ Demonstrates 2D Trapped-Ion Array on Industrial Chip

Swiss startup ZuriQ has built a nine-ion 2D array using micro-Penning traps on a chip fabricated by Infineon, aiming to address scaling limits in trapped-ion quantum computing with $25.5 million in new seed funding

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Real-Time Calibration Tested on Superconducting Quantum Hardware

Horizon Quantum Computing and Quantum Machines have integrated embedded calibration routines into a superconducting quantum processor, aiming to reduce downtime and improve operational stability during live operation

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Silicon Spin QPU Runs Autonomously with Cryogenic Control Chip

HRL Laboratories has demonstrated an 18-qubit silicon spin quantum processor operating with a cryogenic CMOS controller, eliminating real-time room-temperature control and addressing key wiring and thermal bottlenecks in quantum hardware

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New Microgrant Fund Targets Open-Source Quantum Error Correction Tools

Riverlane and Unitary Foundation have launched a quarterly microgrant program to support global developers building open-source quantum error correction software, aiming to address foundational challenges in quantum computing infrastructure

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AT&T Integrates D-Wave Quantum Annealing in Network Operations

AT&T is expanding its use of D-Wave's quantum annealing hardware to optimize network management tasks, integrating quantum optimization with agentic AI workflows and evaluating future applications in quantum communications and security

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Infleqtion Plans Neutral-Atom Quantum Computer for Illinois Quantum Park

Infleqtion has announced a roadmap to deploy a neutral-atom quantum computer at Illinois Quantum & Microelectronics Park by 2027, aiming for over 50 logical qubits and integration with GPU clusters for hybrid quantum-classical workflows

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Error Mitigation Software Integrated with Quantinuum Trapped-Ion Hardware

Qedma's QESEM error mitigation platform is now directly accessible on Quantinuum's trapped-ion quantum computers, aiming to reduce noise and improve circuit fidelity for complex quantum workloads in chemistry, materials, and finance

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Automated Error Suppression Tool Orbit Debuts for IBM Quantum Circuits

Quantum Elements has introduced Orbit, an automated error suppression suite now available as a Qiskit Function in the IBM Qiskit Functions Catalog, aiming to improve circuit fidelity and reduce manual noise management for quantum developers

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Andhra Pradesh Launches Quantum Startup Hub with RTIH, WISER, and QISE

A new partnership between the Ratan Tata Innovation Hub, WISER, and QISE aims to expand quantum education, research commercialization, and startup incubation across Andhra Pradesh, targeting regional integration with national and global quantum ecosystems

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EPB Quantum Network to Link Trapped-Ion Computer and Photonic Nodes

EPB is deploying an IonQ Forte Enterprise quantum computer on its Quantum Network, aiming to integrate trapped-ion hardware with photonic networking for regional research and workforce development in energy, logistics, and defense applications

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Quantum Hardware and Policy: Key Advances and Open Challenges in 2026

Recent months have seen a surge in quantum hardware deployments, new materials research, and major public investments. From room-temperature spin qubits to expanded quantum supply chains, the field is advancing but faces persistent engineering and scaling hurdles.

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Zinc Oxide Defect Proposed as Room-Temperature Spin Qubit Alternative

A theoretical study led by SKKU researchers identifies a molybdenum-oxygen-vacancy complex in zinc oxide as a candidate for high-fidelity spin qubits operating at room temperature, potentially addressing fabrication challenges faced by diamond NV centers

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IBM Moves to Acquire HRL Laboratories for Spin Qubit Technology

IBM has announced plans to acquire HRL Laboratories, aiming to integrate HRL's semiconductor spin qubit research with IBM's quantum computing ecosystem and fabrication infrastructure. The move signals a strategic response to evolving quantum hardware platforms

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IBM Acquires HRL to Advance Silicon-Spin Qubit Quantum Hardware

IBM has announced plans to acquire HRL Laboratories, aiming to integrate silicon-spin qubit expertise with its superconducting quantum hardware program and expand its approach to scalable, fault-tolerant quantum computing

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Quantum Computers Face Key Hurdles in Simulating Particle Physics

Quantum computers are being developed to simulate quantum systems that challenge classical supercomputers, but significant technical and theoretical barriers remain before these machines can reliably model particle physics or unify quantum information with general relativity

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Rice University Targets Real-Time Quantum Error Correction Decoding

Rice University has joined the Quantum Science Center to develop and test quantum error-correction decoding algorithms for high-performance computing systems, aiming to address the latency and scalability challenges in fault-tolerant quantum computing

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ROQUO Hybrid Supercomputer Links Trapped-Ion Qubits and NVIDIA Blackwell GPUs

Japan's RIKEN Center for Computational Science has launched ROQUO, a hybrid quantum-classical supercomputer integrating Quantinuum's trapped-ion Reimei system with NVIDIA Blackwell GPUs, aiming to benchmark quantum circuit synthesis and quantum chemistry workloads

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Digital Twin Simulates France's First Neutral-Atom Quantum Platform

QPerfect and the University of Strasbourg are collaborating to create a hardware-accurate digital twin of a neutral-atom quantum processor, aiming to support research and development on France's first public neutral-atom quantum computing platform

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PsiQuantum's Photonic Quantum Hardware Faces Expanded DARPA Scrutiny

PsiQuantum has secured a $125 million agreement with DARPA to support independent verification of its photonic quantum computing hardware, manufacturing processes, and cryogenic infrastructure as part of the Quantum Benchmarking Initiative

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