Fidelity– tag –
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Pasqal Achieves Industry First: Logical Qubits Outperform Physical Qubits by up to 10x on Neutral Atom Quantum Computer, Solving Differential Equations
Pasqal France Overview Pasqal has demonstrated an industry-first breakthrough on its neutral atom processor, where logical qubits outperformed physical qubits by an average of over 50%, and up to 10 times in certain nonlinear problems, w... -
IBM and University of Chicago Achieve Trusted Quantum Advantage with 70 Logical Qubits, Outperforming Classical Computation
IBM USA Overview IBM and University of Chicago researchers have demonstrated quantum advantage in trusted computation, executing complex tasks using 70 logical qubits in approximately 15 minutes, a feat practically impossible for classic... -
Quantum Computer Performance Comparison: Quantinuum Helios, Google Willow, and Atom Computing AC1000 Lead in Respective Strengths
New Market Pitch USA Overview New Market Pitch compares leading quantum computers, highlighting distinct strengths: Quantinuum's Helios with 98 fully connected trapped barium-ion qubits boasts high average two-qubit fidelity. Google's Wi... -
IonQ Achieves World-Record 99.99% Two-Qubit Gate Fidelity in 2025, Prepares for Q2 2026 Financial Results on August 5
IonQ USA Overview IonQ announced its Q2 2026 financial results will be released on August 5, 2026, following its achievement of a world-record 99.99% two-qubit gate fidelity in 2025. The company's newest quantum computer, IonQ Tempo, is ... -
Quantum Computing’s Cryptographic Relevance Hinges on Gate Fidelity, Not Qubit Count, Reveals New Practical Guide
Quantum Security Defence USA Overview A new practical guide highlights that cryptographic relevance in quantum hardware is determined by gate fidelity, not merely qubit count. It emphasizes the 'Harvest Now, Decrypt Later' risk and the c... -
Google’s Willow Chip Achieves Below-Threshold Error Correction, Marking 2024 as Year of Quantum Reliability Evidence
Twiligh Mag USA Overview Google's Willow chip demonstrated quantum error correction below the threshold in 2024, a pivotal moment indicating that adding physical qubits can enhance logical qubit reliability. This breakthrough, alongside ... -
arXiv Paper “The NISQ Trap” Reveals Quantum Advantage Demonstrations Classically Reproducible or Based on Tractable Structures
arXiv USA Overview An arXiv paper titled "The NISQ Trap" reveals that many major demonstrations of "quantum advantage" in the NISQ (Noisy Intermediate-Scale Quantum) era were either classically reproducible within 18 months of their anno... -
Nord Quantique Achieves 100x Reduction in Quantum Error Correction SPAM Errors to Below 0.1% in GKP-Based Systems
Business Wire Canada Overview Nord Quantique announced a breakthrough in Quantum Error Correction (QEC), reducing State Preparation and Measurement (SPAM) errors to below 0.1%. This represents an approximately 100-fold improvement over p... -
Logical Qubit Technology Unveils AGate Superconducting Quantum Cloud Platform, Outlines Decade-Long Roadmap to Fault-Tolerant Systems
The Quantum Insider Global Overview Logical Qubit Technology announced its 'AGate' superconducting quantum computing cloud platform at 'Quantum Day 2026.' The platform supports quantum circuit execution on 30- and 100-qubit AGate series ... -
Rigetti Achieves 99.1% Two-Qubit Gate Fidelity on its 108-Qubit Superconducting System ‘Cepheus-1-108Q’
TECHi USA Overview Rigetti Computing's 108-qubit modular superconducting system, Cepheus-1-108Q, is currently operating at 99.1% median two-qubit gate fidelity. The company aims to improve this to 99.5% later in the year, having already ...
