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Search results for quantum entanglement

Condensed Matter Feb 22, 2024

Scientists discover exotic quantum interference effect in a topological insulator device

In a novel experiment, physicists have observed long range quantum coherence effects due to Aharonov-Bohm interference in a topological insulator-based device. This finding opens up a new realm of possibilities for the future ...

Quantum Âé¶¹ÒùÔºics Feb 16, 2024

Diamond quantum memory with Germanium vacancy exceeds coherence time of 20 ms

The color centers of diamond are the focus of an increasing number of research studies, due to their potential for developing quantum technologies. Some works have particularly explored the use of negatively-charged group-IV ...

Quantum Âé¶¹ÒùÔºics Feb 15, 2024

A new design for quantum computers

Creating a quantum computer powerful enough to tackle problems we cannot solve with current computers remains a big challenge for quantum physicists. A well-functioning quantum simulator—a specific type of quantum computer—could ...

Quantum Âé¶¹ÒùÔºics Feb 14, 2024

Deciphering quantum enigmas: The role of nonlocal boxes in defining the boundaries of physical feasibility

A team of scientists from the University of Ottawa is offering insights into the mysteries of quantum entanglement. Their recent study, titled "Extending the known region of nonlocal boxes that collapse communication complexity" ...

Quantum Âé¶¹ÒùÔºics Feb 12, 2024

A multi-ensemble atomic clock enhanced using quantum computing tools

Atomic clocks are a class of clocks that leverage resonance frequencies of atoms to keep time with high precision. While these clocks have become increasingly advanced and accurate over the years, existing versions might ...

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 ...

Condensed Matter Jan 29, 2024

New study validates method for guided discovery of 3D flat-band materials

Rice University scientists have discovered a first-of-its-kind material, a 3D crystalline metal in which quantum correlations and the geometry of the crystal structure combine to frustrate the movement of electrons and lock ...

Quantum Âé¶¹ÒùÔºics Jan 29, 2024

Research reveals quantum entanglement among quarks

Collisions of high energy particles produce "jets" of quarks, anti-quarks, or gluons. Due to the phenomenon called confinement, scientists cannot directly detect quarks. Instead, the quarks from these collisions fragment ...

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 ...

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