Search results for nitrogen-vacancy

Condensed Matter Jul 29, 2025

From thousands of defects, one magnesium oxide qubit emerges as a quantum contender

Used as a versatile material in industry and health care, magnesium oxide may also be a good candidate for quantum technologies. Research led by the U.S. Department of Energy's (DOE) Argonne National Laboratory and published ...

Quantum Physics Jul 24, 2025

New scheme mitigates self-discharging in quantum batteries

Quantum batteries (QBs) are energy storage devices that could serve as an alternative to classical batteries, potentially charging faster and enabling the extraction of more energy. In contrast with existing batteries, these ...

Condensed Matter Jul 14, 2025

Scientists unveil new way to control magnetism in super-thin materials

A powerful new method to control magnetic behavior in ultra-thin materials could lead to faster, smaller and more energy-efficient technologies, a study suggests.

Analytical Chemistry Jul 4, 2025

Scientists use lightning to make ammonia out of thin air

University of Sydney researchers have harnessed human-made lightning to develop a more efficient method of generating ammonia—one of the world's most important chemicals. Ammonia is also the main ingredient of fertilizers ...

Optics & Photonics May 28, 2025

2D quantum sensor uses spin defects for precise magnetic field detection

A team of physicists at the University of Cambridge has unveiled a breakthrough in quantum sensing by demonstrating the use of spin defects in hexagonal boron nitride (hBN) as powerful, room-temperature sensors capable of ...

Condensed Matter May 23, 2025

Quantum eyes on energy loss: Diamond quantum imaging can enable next-gen power electronics

Improving energy conversion efficiency in power electronics is vital for a sustainable society, with wide-bandgap semiconductors like GaN and SiC power devices offering advantages due to their high-frequency capabilities. ...

Nanophysics May 19, 2025

MRI gets a nano-sized upgrade

Conventional MRI scans, familiar to us from hospitals, have a resolution of about one-tenth of a millimeter, which allows them to image incredibly thin slices of our bodies from head to toe, helping physicians diagnose a ...

Quantum Physics Apr 27, 2025

The first experimental observation of Dirac exceptional points

Exceptional points (EPs) are unique types of energy-level degeneracies that occur in non-Hermitian systems. Since their existence was first proposed more than a century ago, physicists have only been able to experimentally ...

Quantum Physics Apr 22, 2025

Researchers attain coherent control of a hybrid quantum network node

Quantum technologies, which operate leveraging quantum mechanical phenomena, have the potential to outperform their classical counterparts in some optimization and computational tasks. These technologies include so-called ...

Condensed Matter Apr 15, 2025

An elegant method for the detection of single spins using photovoltage

Diamonds with certain optically active defects can be used as highly sensitive sensors or qubits for quantum computers, where the quantum information is stored in the electron spin state of these color centers. However, the ...

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