图片:ScienceDaily量子网络新进展:光子状态在量子点间实现270米隐形传态
• 科学家在270米的露天链路上,首次实现了两个独立量子点之间的光子状态隐形传态。 • 该实验采用了GPS同步、超快探测器和湍流稳定技术,状态保真度达到82%,超过经典极限10个标准差以上。 • 该里程碑式成果发表于 Nature Communications,推动了用于超安全通信和量子中继的量子互联网发展。
sciencedaily.com由 AI 驱动,附引用来源
Comprehensive coverage and timeline for Quantum. Aggregated from 13 sources with 21 articles.
21 篇文章 · 13 个来源 · 自 3/14/2026 起的报道
Quantum 报道随时间的发展情况。
经常与 Quantum 一起报道的话题。
图片:ScienceDaily• 科学家在270米的露天链路上,首次实现了两个独立量子点之间的光子状态隐形传态。 • 该实验采用了GPS同步、超快探测器和湍流稳定技术,状态保真度达到82%,超过经典极限10个标准差以上。 • 该里程碑式成果发表于 Nature Communications,推动了用于超安全通信和量子中继的量子互联网发展。
sciencedaily.com• Cisco Systems unveiled its first universal quantum switch, positioning it as a foundational component for building a scalable quantum internet infrastructure. • The switch represents a significant advancement in quantum networking technology and has garnered industry recognition this week. • The development signals Cisco's strategic pivot toward quantum computing infrastructure as enterprises begin exploring quantum-enabled applications.
crn.com• MIT scientists unveiled a new quantum computing design achieving stable operation of 1,024 qubits simultaneously, surpassing previous records and demonstrating significant error correction capabilities reported on April 21. • The innovation uses a novel topological qubit design with error rates of 0.1% per operation, enabling computations previously impossible due to quantum decoherence, according to research published in Physical Review Letters. • The breakthrough could accelerate commercial quantum computing applications in drug discovery, materials science, and optimization problems within 2-3 years, researchers said.
news.mit.edu
图片:SiliconANGLE• Cowbell Cyber Inc. launched Prime One, a new U.S. cyber insurance product for organizations with $250 million to $1 billion in annual revenue. • The policy provides up to $10 million in coverage limits and includes affirmative protection for AI-related incidents and quantum computing risks. • Prime One addresses unauthorized use or access to AI systems in business operations, targeting advanced digital risk profiles.
siliconangle.com• Google unveiled a new quantum processor featuring 10,000 qubits on April 19, claiming achievement of quantum advantage for practical optimization problems with error rates reduced by 60% compared to previous generations. • The chip, named Willow, successfully solved complex combinatorial optimization problems approximately one million times faster than classical supercomputers according to Google Quantum AI division testing. • The breakthrough potentially accelerates commercialization of quantum computing for applications including drug discovery, financial modeling, and supply chain optimization, attracting increased competition from IBM and IonQ.
nature.com• NTT Research in Sunnyvale, California, launched Scale Academy on April 15, 2026, an incubator led by SVP Bennett Indart to commercialize lab technologies from NTT divisions. • The first product, SaltGrain, is a zero-trust data security suite using attribute-based encryption (ABE) developed by NTT's Cryptography lab director Dr. Amit Sahai and Dr. Brent Waters. • Scale Academy aims to accelerate breakthrough products for market, focusing on quantum-safe security amid rising threats.
businesswire.com
图片:Brookhaven National Laboratory• Brookhaven National Laboratory researchers created superconducting quantum interference devices (SQUIDs) using transition metal silicides, compatible with silicon manufacturing processes. • The technique adapts standard electronics methods, marking a milestone for scalable quantum systems on April 14, 2026. • This bridges gaps in quantum computing hardware by enabling integration with existing semiconductor fabs.
bnl.gov
图片:SiliconANGLE• At RSAC 2026 on April 3, experts detailed rising AI-powered autonomous cyber threats and agentic defenses. • Sessions emphasized quantum computing risks to encryption, urging enterprise preparedness. • Findings stress need for adaptive strategies against evolving AI attack vectors.
siliconangle.com• Caltech scientists led by Manuel Endres unveiled a theoretical design for neutral-atom quantum computers that slashes required hardware by roughly 100 times, potentially making scalable machines feasible within years. • The breakthrough uses laser-trapped atoms movable across arrays, enabling long-distance connections unlike fixed-qubit systems; Endres noted, 'It’s actually very surprising how well this works,' calling it 'ultra-efficient error correction.' • Last year, the team assembled a record 6,100 atomic qubits, published in Nature, advancing beyond nearest-neighbor limitations in other platforms.
pasadenanow.com
图片:Tech Funding News• Finnish quantum hardware company IQM secured a €50 million financing facility from BlackRock-managed funds to fuel R&D and U.S. market expansion. • The funding supports IQM's preparations for a potential US stock market listing, enhancing its position in quantum computing technology. • This investment underscores growing Wall Street interest in quantum breakthroughs amid competition in advanced computing sectors.
techfundingnews.com