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Archive for the ‘quantum physics’ category: Page 75

Jul 21, 2024

We are seeing a sign that dark energy is not a cosmological constant

Posted by in categories: cosmology, quantum physics

Image: Custom colormap package by cmastro; Claire Lamman / DESI collaboration On April 4, 2024, the Dark Energy Spectroscopic Instrument (DESI), a collaboration of more than 900 researchers from over 70 institutions around the world, announced that they have made the most precise measurement of the expansion of the universe and its acceleration.

Jul 21, 2024

Professor Javad Shabani on the future of quantum computing

Posted by in categories: computing, quantum physics

Javad Shabani is an Associate Professor of Physics and the Director of the Center of Quantum Information Physics. Shabani seeks to investigate quantum technology, the future of quantum computing, and quantum sensing applications.

Visit the Shabani Lab: http://shabanilab.com/

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Jul 21, 2024

Physicists Just Made a Breakthrough That Could Explain Why We Exist

Posted by in categories: energy, quantum physics

Researchers have successfully measured the quantum structure of radium monofluoride (RaF) using ion-trapping and specialized laser techniques, allowing for the detailed characterization of its rotational energy…

Jul 20, 2024

Infleqtion Installs First Quantum Computer at NQCC

Posted by in categories: computing, particle physics, quantum physics, security

Infleqtion, the world’s leading quantum information company, announced the installation of a cutting-edge neutral atom quantum computer at the National Quantum Computing Centre (NQCC).


PRESS RELEASE — Infleqtion, the world’s leading quantum information company, is proud to announce the installation of a cutting-edge neutral atom quantum computer at the National Quantum Computing Centre (NQCC). This marks a significant milestone as Infleqtion becomes the first company to deploy hardware at the NQCC under their quantum computing testbed programme. The news comes on the heels of Infleqtion’s rapid advancement in quantum gate fidelity.

Tim Ballance, President of Infleqtion UK, said, “Our recent installation is part of Infleqtion’s dedication to leading facility logistics in partnership with our colleagues at the NQCC. Together, we are establishing crucial infrastructure components such as network infrastructure, safety protocols, and security measures. Infleqtion has completed our second milestone, which includes the installation and in-situ characterisation of primary lasers, optical, vacuum, and electronic subsystems necessary for the quantum computer to function. This accomplishment demonstrates our advanced technology and expertise in the field.”

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Jul 20, 2024

How Silicon Ring Resonators Are Rewriting the Rules of Quantum Computing

Posted by in categories: computing, quantum physics

A breakthrough in integrated photonics has allowed researchers to harness light manipulation on silicon chips, paving the way for improved quantum computing and secure communications.

They developed compact silicon ring resonators to manage 34 qubit-gates and established a novel five-user quantum network.

Quantum Leap in Integrated Photonics.

Jul 20, 2024

AI-powered optical detection to thwart counterfeit chips

Posted by in categories: finance, quantum physics, robotics/AI, security, surveillance

The semiconductor industry has grown into a $500 billion global market over the last 60 years. However, it is grappling with dual challenges: a profound shortage of new chips and a surge of counterfeit chips, introducing substantial risks of malfunction and unwanted surveillance. In particular, the latter inadvertently gives rise to a $75 billion counterfeit chip market that jeopardizes safety and security across multiple sectors dependent on semiconductor technologies, such as aviation, communications, quantum, artificial intelligence, and personal finance.

Jul 18, 2024

Scientists integrate solid-state spin qubits with nanomechanical resonators

Posted by in category: quantum physics

In a new Physical Review Letters study, scientists propose a new method for combining solid-state spin qubits with nanomechanical resonators for scalable and programmable quantum systems.

Jul 18, 2024

High-speed camera for molecules: Entangled photons enable Raman spectroscopy

Posted by in categories: biotech/medical, chemistry, quantum physics

Conversely, stimulated Raman spectroscopy represents a modern analytical method used to study molecular vibrational properties and interactions, offering valuable insights into molecular fine structure. Its applications span various domains, including , biomedical research, materials science, and environmental monitoring.

By combining these two techniques, an exceptionally powerful analytical tool for studying complex molecular materials emerges.

In a new paper published in Light: Science & Applications, a team of scientists, led by Professor Zhedong Zhang and Professor Zhe-Yu Ou from Department of Physics, City University of Hong Kong, Hong Kong, China, developed a microscopic theory for the ultrafast stimulated Raman spectroscopy with quantum-light fields.

Jul 18, 2024

A new approach to accelerate the discovery of quantum materials

Posted by in categories: materials, quantum physics

Researchers at the Department of Energy’s Lawrence Berkeley National Laboratory (Berkeley Lab) and several collaborating institutions have successfully demonstrated an innovative approach to find breakthrough materials for quantum applications. The study is published in the journal Nature Communications.

Jul 18, 2024

Physicists develop new theorems to describe the energy landscape formed when quantum particles gather together

Posted by in categories: particle physics, quantum physics

An international team of physicists, centered at Trinity, has proven new theorems in quantum mechanics that describe the “energy landscapes” of collections of quantum particles.

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