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Quantum computing

Quantum computing
Latest news, features and opinion on Quantum computing.
A partial view of China’s new photonic quantum computing prototype, Jiuzhang 4.0. Photo: Xinhua
Science

Does China’s Jiuzhang 4.0 computer herald the age of quantum supremacy?

New programmable photonic quantum computing prototype completed a complex calculation in microseconds, developers say.

Science

Chinese team shows quantum tech can disrupt AI in a real-world task

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Science

Drone warfare transformed? How China’s new invention could change the game

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Science

Unbreakable encryption on the cards thanks to this Chinese team’s discovery

Chinese innovation can pave the way for sharper medical imaging, unbreakable encryption and next-gen sensors.

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A conceptual visualisation of a starburst radiating energy and light against a deep blue cosmic backdrop. Photo: Getty Images
China technology

Opinion | US tech war spurring China’s 21st century research renaissance

China has gone from rice paddy to the world’s factory, but it will complete its modernisation in research labs.

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US-China relations

How AI, quantum computing could help US overcome China’s rare earths advantage

Technologies for synthesising substitutes or alloys could cut time required to secure critical materials to just a few years.

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Science

Chinese scientists find path for long-distance quantum communications network

Team from Peking University says its model could allow for ultra-secure communications across thousands of kilometres.

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Quantum networks allow for ultra-secure communications. Photo: Shutterstock
United States

Opinion | Chilling effect of US outbound investment rules will extend beyond China

Outbound investment rules introduced last year are expanding and hardening into law, chilling US investment across Asia’s tech ecosystems.

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Fintech

HKMA launches quantum readiness and cybersecurity projects for banks in AI era

Banking regulator sets fintech road map with quantum index and measures to boost security, data quality and skills.

Science

China’s first-of-kind ABF crystal creates most energised solid-state laser beam

Breakthrough could open possibilities in quantum computing, space platforms, precision manufacturing and the chip industry.

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The ammonium fluorooxoborate (ABF) crystal is at the heart of a breakthrough by Chinese scientists who say they have attained the shortest wavelength of a laser beam generated from a crystal. Photo: Handout
US-China relations

Opinion | China has Trump 2.0 to thank for emerging stronger in tech and trade

As intense US-China competition becomes the new normal, pressure has strengthened China’s capacity to adapt rather than deter it from its long-term ambitions.

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President Xi Jinping attends a high-level reception to ring in the Lunar New Year at the Great Hall of the People in Beijing, on January 27, 2025. Photo: Xinhua
Science

Editorial | China is no longer a follower in the race for quantum supremacy

A Chinese team recreated one of Einstein’s famous thought experiments, the results of which could help improve technologies like quantum computing.

Science

Wilczek’s Multiverse | Prize for Physics that proves big things can be quantum too

This year’s winners were honoured for their work with an electrical circuit that could open up a path for further computing breakthroughs.

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Technology

Opinion | How AI, quantum and space technologies will define the Asian century

Together, they form an engine that will determine which nations shape the century ahead and which struggle to keep pace.

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Illustration: Craig Stephens
Science

Quantum chip gives China’s AI data centres ‘1,000-fold’ speed boost: researchers

Emerging tech that uses light to boost computer power is already being used in aerospace, biomedicine and finance.

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Researchers at CHIPX pose for a photo with their high-performance 6-inch thin-film lithium niobate chip, an advance that is poised to accelerate progress in AI and quantum computing. Photo: Handout
Science

‘Historic’: Chinese team makes world’s first 2D industrial chip for military use

The chips continue to function even when exposed to high levels of gamma radiation and could have a range of strategic and military uses.

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US-China relations

China must more actively seek global lead in quantum race: think tank

Beijing could also diversify its technological partnerships overseas and exchange expertise, says influential mainland research house.

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Technology

How quantum computing puts Asia’s financial systems at risk

Uneven security safeguards leave the region vulnerable to quantum disruptions that could destabilise trust in digital finance, experts warn.

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Quantum computing has the potential to break public-key cryptography or security systems of digital tokens such as bitcoin. Photo: Shutterstock
US-China relations

As I see it | As Nobel laureates show, the US can’t take tech lead over China for granted

It’s hard to tell who will ultimately win the tech race but this year’s Nobel economics prize gives us some clues.

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China Future Tech briefing

Semiconductors | Chinese quantum computer cracks billion-year problems in seconds

Superfast and powerful, quantum computers could help solve some of humanity’s biggest challenges, as well as transforming finance, drug discovery and other fields.

China economy

Opinion | How China can position its K visa for success in race for global tech talent

Beijing must assuage local concerns while ensuring transparent selection, institutional support and the equitable integration of foreigners.

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China’s K visa, launched on October 1, marks a significant shift in its global talent strategy. Photo: Shutterstock
United States

Opinion | Will the US republic survive stress test of Trump’s presidency?

America is facing a rare array of pressures including expanding executive powers, strategic dependencies, legitimacy deficits and fiscal rigidity.

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Protesters gather near the Broadview Immigration and Customs Enforcement (ICE) detention facility in Broadview, Illinois, to demand that the National Guard leave Chicago, on October 9. Photo: AFP
Open Questions series

Open Questions | Top mathematician on China’s talent gap, role of pure science

Tsinghua University’s Shing-Tung Yau on how China can stop being a follower in science, an opportunity for Hong Kong and chaos in Trump’s US.

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United States

Quantum leap: Nobel Prize in Physics awarded for groundbreaking discovery

The UK-US-French trio of John Clarke, Michel Devoret and John Martinis were honoured for their discoveries in quantum mechanics.

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China technology

Opinion | Techno-nationalism is now the critical battlefront in geopolitics

The assumption that technology is a neutral force driving shared progress is giving way to a reality of competition and contest.

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The United States has imposed restrictions on advanced chip exports and equipment, while China has tightened its control of critical minerals, including gallium and germanium that are crucial in chipmaking. Photo: Shutterstock
Science

In a first, Chinese team captures rare quantum friction effect in folded graphene

Team at Lanzhou Institute of Chemical Physics made unexpected finding while folding ultra-thin sheets of graphene.

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Researchers from the Lanzhou Institute of Chemical Physics have become the first to directly observe friction between solid materials at the quantum level. Photo: Shutterstock
Science

New Dawn: Pan Jianwei reveals high-orbit quantum satellite for global network

China’s ‘father of quantum’ tells German conference that project has laid groundwork to potentially redefine international basic unit of time.

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Science

China can’t buy Nvidia’s RTX 4090. Now its optical chip is twice as fast

‘Optical computing … can meet AI’s ever-growing computational demands and unleash a wave of new applications’: Professor Xie Peng.

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