February 25, 2024

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Australia: Breakthrough in High-Temperature Superconductivity

An international collaboration of scientists has unveiled a groundbreaking discovery poised to illuminate the microscopic enigma surrounding high-temperature superconductivity, offering a promising avenue to address global energy challenges.

Published in the journal Nature, the research, spearheaded by Associate Professor Hui Hu of Swinburne University of Technology in conjunction with researchers from the University of Science and Technology of China (USTC), marks a significant step forward in understanding the complex dynamics of quantum phenomena.

The team observed that quantifies the pseudo-gap pairing within a strongly attractive interacting cloud of fermionic lithium atoms. Unlike previous studies that primarily focused on two-particle interactions, this investigation confirms the multifaceted nature of fermionic pairing before reaching critical temperatures, ultimately giving rise to remarkable quantum superfluidity.

High-temperature superconducting materials, heralded for their potential to revolutionise energy efficiency across various domains such as computing, memory storage, and sensor technology, stand to benefit immensely from this breakthrough.

Associate Professor Hu reflects on the captivating nature of quantum superfluidity and superconductivity. Despite decades of dedicated research, the source of high-temperature superconductivity, especially the appearance of an energy gap in the normal state preceding superconductivity, has proven elusive.

The team’s research was around emulating a fundamental textbook model to scrutinise one of the primary interpretations of pseudo-gap phenomena – the existence of an energy gap in the absence of superconductivity – using a system of ultracold atoms. While prior attempts in 2010 fell short in capturing pseudo-gap pairing, this latest international endeavour leveraged state-of-the-art techniques in preparing homogeneous Fermi clouds and mitigating unwanted interatomic collisions, bolstered by ultra-stable magnetic field control at unprecedented levels.

Associate Professor Hu highlighted the pioneering technical innovations that facilitated the detection of the pseudo-gap phenomenon. Notably, the observation revealed a significant reduction in spectral weight near the Fermi surface in the normal state, achieved without the necessity of specific microscopic theories to reconcile experimental findings.

Associate Professor Hu was excited about his role in this landmark study, emphasising its potential to revolutionise the study of strongly interacting Fermi systems and catalyse advancements in future quantum technologies. “The ramifications of this discovery are far-reaching and could reshape the trajectory of research in quantum physics and its applications.”

Dr Mei Lin, a prominent physicist at USTC and co-author of the research, emphasises the collaborative essence of scientific investigation. She highlights how the success of their endeavour underscores the significance of international collaboration and interdisciplinary research in addressing intricate scientific inquiries. Dr Lin emphasises that through the amalgamation of collective expertise and resources, the path towards unravelling the mysteries of the universe and advancing transformative technologies is paved.

The implications of this discovery extend beyond the realm of fundamental physics, holding profound implications for various industries and sectors reliant on cutting-edge technologies. From quantum computing to renewable energy, the insights gleaned from this research could catalyse a paradigm shift in how we harness and use energy.

Dr Johannes Schmidt, a materials scientist at the Max Planck Institute for Solid State Research and an authority on superconductivity, commends the interdisciplinary approach of the study. He notes that the research signifies a convergence of physics, chemistry, and materials science, highlighting the interconnectedness of scientific disciplines in addressing complex challenges. Dr Schmidt emphasised that by elucidating the mechanisms underlying high-temperature superconductivity, researchers are moving closer to realising its full potential in real-world applications.

Looking forward, Associate Professor Hu and his collaborators express optimism regarding the prospects of their research. They assert that their findings establish a foundation for forthcoming explorations into the intricate dynamics of quantum systems. They believe that as they delve deeper into the realm of high-temperature superconductivity, they edge closer to unlocking their full potential and ushering in a new era of innovation

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Qlik’s vision is a data-literate world, where everyone can use data and analytics to improve decision-making and solve their most challenging problems. A private company, Qlik offers real-time data integration and analytics solutions, powered by Qlik Cloud, to close the gaps between data, insights and action. By transforming data into Active Intelligence, businesses can drive better decisions, improve revenue and profitability, and optimize customer relationships. Qlik serves more than 38,000 active customers in over 100 countries.

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CTC Global Singapore, a premier end-to-end IT solutions provider, is a fully owned subsidiary of ITOCHU Techno-Solutions Corporation (CTC) and ITOCHU Corporation.

Since 1972, CTC has established itself as one of the country’s top IT solutions providers. With 50 years of experience, headed by an experienced management team and staffed by over 200 qualified IT professionals, we support organizations with integrated IT solutions expertise in Autonomous IT, Cyber Security, Digital Transformation, Enterprise Cloud Infrastructure, Workplace Modernization and Professional Services.

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Planview has one mission: to build the future of connected work. Our solutions enable organizations to connect the business from ideas to impact, empowering companies to accelerate the achievement of what matters most. Planview’s full spectrum of Portfolio Management and Work Management solutions creates an organizational focus on the strategic outcomes that matter and empowers teams to deliver their best work, no matter how they work. The comprehensive Planview platform and enterprise success model enables customers to deliver innovative, competitive products, services, and customer experiences. Headquartered in Austin, Texas, with locations around the world, Planview has more than 1,300 employees supporting 4,500 customers and 2.6 million users worldwide. For more information, visit www.planview.com.

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SIRIM is a premier industrial research and technology organisation in Malaysia, wholly-owned by the Minister​ of Finance Incorporated. With over forty years of experience and expertise, SIRIM is mandated as the machinery for research and technology development, and the national champion of quality. SIRIM has always played a major role in the development of the country’s private sector. By tapping into our expertise and knowledge base, we focus on developing new technologies and improvements in the manufacturing, technology and services sectors. We nurture Small Medium Enterprises (SME) growth with solutions for technology penetration and upgrading, making it an ideal technology partner for SMEs.

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HashiCorp provides infrastructure automation software for multi-cloud environments, enabling enterprises to unlock a common cloud operating model to provision, secure, connect, and run any application on any infrastructure. HashiCorp tools allow organizations to deliver applications faster by helping enterprises transition from manual processes and ITIL practices to self-service automation and DevOps practices. 

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IBM is a leading global hybrid cloud and AI, and business services provider. We help clients in more than 175 countries capitalize on insights from their data, streamline business processes, reduce costs and gain the competitive edge in their industries. Nearly 3,000 government and corporate entities in critical infrastructure areas such as financial services, telecommunications and healthcare rely on IBM’s hybrid cloud platform and Red Hat OpenShift to affect their digital transformations quickly, efficiently and securely. IBM’s breakthrough innovations in AI, quantum computing, industry-specific cloud solutions and business services deliver open and flexible options to our clients. All of this is backed by IBM’s legendary commitment to trust, transparency, responsibility, inclusivity and service.

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