All articles tagged with #error correction
Scientists at Silicon Quantum Computing have developed the most accurate silicon-based quantum chip, achieving high fidelity rates up to 99.99% with a new architecture called 14/15, which is scalable and could lead to fault-tolerant quantum processors with millions of qubits, surpassing other tech giants like IBM and Google in certain benchmarks.
IBM announced it can run a quantum error correction algorithm on standard AMD chips, marking a significant step toward practical quantum computers and demonstrating that error correction can be performed on readily available hardware, with potential implications for the future of quantum technology development.
Researchers have developed a new method called algorithmic fault tolerance (AFT) that can speed up quantum error correction by up to 100 times, potentially enabling quantum computers to solve complex problems much faster and bringing practical, large-scale quantum computing closer to reality, especially using neutral-atom systems.
Scientists at Caltech have set a new record by synchronizing 6,100 neutral atom qubits in a quantum array that operates at room temperature, with extended superposition coherence of 12.6 seconds, marking a significant step toward scalable, fault-tolerant quantum computers capable of surpassing classical supercomputers.
Caltech physicists have created the largest array of neutral-atom qubits, consisting of 6,100 qubits with high accuracy and the ability to move atoms while preserving superposition, marking a significant step toward scalable quantum computers capable of complex computations and simulations.
A Swinburne study developed methods to validate the outputs of Gaussian Boson Sampler quantum computers, enabling quick verification of their results and addressing concerns about their accuracy, which is crucial for advancing error-free, large-scale quantum technology across various fields.
Researchers from Austria have demonstrated a highly precise method to reverse time in a quantum system without knowing its internal details, achieving over 95% fidelity, which could significantly improve quantum error correction and advance quantum computing technology.
Researchers from Sweden, Italy, Spain, and Japan have developed a novel method to simulate complex, error-corrected quantum computations, specifically using bosonic codes like the GKP code, marking a significant advancement in testing and validating quantum systems for future scalable and fault-tolerant quantum computers.
IBM plans to build the world's first fault-tolerant quantum computer, called Starling, by 2029, using new error-correction techniques that will enable scaling to 200 logical qubits (roughly 10,000 physical qubits), making quantum computers significantly more powerful and bringing them closer to practical utility.
Google has unveiled a new quantum chip named Willow, marking a significant advancement in quantum error correction. The chip stabilizes a single logical qubit to the point where errors occur only once per hour, a major improvement over previous systems. Willow's architecture and error-correcting algorithms allow for exponential error suppression as the number of encoded qubits increases. This development is a crucial step towards practical large-scale quantum computing, although achieving the necessary error rates for widespread application remains a challenge.
Google announced a breakthrough in quantum computing with its new Willow chip, which solved a complex problem in five minutes that would take a classical computer an impractical amount of time. The chip features 105 qubits and incorporates error-correction techniques that improve reliability as more qubits are added. This advancement marks a significant step towards practical quantum computing, with potential future applications in fields like medicine and artificial intelligence. Google's dedicated fabrication facility aims to accelerate the development of future chips.
Google Quantum AI has unveiled its new quantum chip, Willow, which can perform computations in minutes that would take supercomputers 10 septillion years. The chip marks a significant advancement in quantum computing by exponentially reducing errors as more qubits are added, achieving "below-threshold" error rates. Willow's breakthrough in real-time error correction on a superconducting quantum system highlights its industry-leading performance. The chip's development is part of Google's long-term roadmap to create commercially relevant quantum applications, with collaborations like Nvidia fostering further advancements.
Google's quantum computing team has achieved a significant milestone by stabilizing an error-corrected quantum bit for an hour using their new Willow chip, which features 105 qubits. This advancement demonstrates the potential of quantum error correction to support complex algorithms. Google has also invested in its own fabrication facility to enhance process control and reduce noise in its superconducting processors. The work highlights the exponential improvements in error correction as more hardware qubits are dedicated to a single logical qubit, paving the way for more reliable quantum computing.
Google has announced a breakthrough in quantum computing with its new Willow chip, which can solve complex problems much faster than classical computers. The chip features 105 qubits and incorporates error-correction techniques that improve reliability as more qubits are added. This advancement is a significant step towards practical quantum computing, with potential future applications in fields like medicine and artificial intelligence. Google's dedicated fabrication facility aims to accelerate the development of future chips.
Quantinuum's new 56-qubit H2-1 quantum computer has surpassed Google's Sycamore by achieving a 100-fold improvement in quantum supremacy. The H2-1 demonstrated significant advancements in error correction, achieving a linear cross entropy benchmark (XEB) score of ~0.35 and creating highly reliable logical qubits. This milestone represents a major step towards fault-tolerant quantum computing, with error rates up to 800 times lower than physical qubits. Quantinuum's results, published on arXiv, have not yet been peer-reviewed.