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Superconductivity Mar 11, 2024

Quantum-mechanical 'molecules' spotted in superconducting devices

Electronic states that resemble molecules and are promising for use in future quantum computers have been created in superconducting circuits by physicists at RIKEN.

Quantum Âé¶¹ÒùÔºics Mar 7, 2024

Scientists propose new scheme for the quantum battery using waveguides

A new study by researchers at Lanzhou University and Hubei University proposes a quantum battery (QB) charging scheme based on a rectangular hollow metal waveguide. This approach allows them to overcome environment-induced ...

General Âé¶¹ÒùÔºics Mar 4, 2024

Gravity experiments on the kitchen table: Why a tiny, tiny measurement may be a big leap forward for physics

Just over a week ago, European physicists announced they had measured the strength of gravity on the smallest scale ever.

Quantum Âé¶¹ÒùÔºics Feb 29, 2024

Resonant tunneling: A possible way to probe the minimum length using atomic systems

A research team led by Prof. Dr. Yang Yong from the Hefei Institutes of Âé¶¹ÒùÔºical Science of the Chinese Academy of Sciences has revealed a remarkable quantum tunneling phenomenon across double potential barriers. They found ...

Optics & Photonics Feb 14, 2024

A 'quantum leap' at room temperature: Ultra-low noise system achieves optical squeezing

In the realm of quantum mechanics, the ability to observe and control quantum phenomena at room temperature has long been elusive, especially on a large or "macroscopic" scale. Traditionally, such observations have been confined ...

Optics & Photonics Feb 7, 2024

Research team takes a fundamental step toward a functioning quantum internet

Research with quantum computing and quantum networks is taking place around the world in the hopes of developing a quantum internet in the future. A quantum internet would be a network of quantum computers, sensors, and communication ...

Nanophysics Jan 31, 2024

How to make bright quantum dots even brighter

Quantum dots are a kind of artificial atom: just a few nanometers in size and made of semiconductor materials, they can emit light of a specific color or even single photons, which is important for quantum technologies. The ...

Optics & Photonics Jan 25, 2024

Scientists show that quantum infrared spectroscopy can achieve ultra-broadband spectroscopic measurements

Our understanding of the world relies greatly on our knowledge of its constituent materials and their interactions. Recent advances in materials science technologies have ratcheted up our ability to identify chemical substances ...

Quantum Âé¶¹ÒùÔºics Jan 22, 2024

Enabling distributed quantum sensors for simultaneous measurements in distant places

A research team has succeeded in implementing a distributed quantum sensor that can measure multiple spatially distributed physical quantities with high precision beyond the standard quantum limit with few resources. Their ...

Quantum Âé¶¹ÒùÔºics Jan 16, 2024

Experiment could test quantum nature of large masses for the first time

An experiment outlined by a UCL (University College London)-led team of scientists from the UK and India could test whether relatively large masses have a quantum nature, resolving the question of whether quantum mechanical ...

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