Search results for nitrogen-vacancy

Optics & Photonics Aug 27, 2025

MRI technology inspires quantum advancement with 2D materials

The same technology behind MRI images of injury or disease also powers nuclear magnetic resonance (NMR) spectroscopy, which is used to analyze biological molecules for research on diseases and therapeutics. While NMR spectroscopy ...

Analytical Chemistry Aug 27, 2025

High-performance iron catalyst for fuel cells provides platinum alternative

Proton exchange membrane fuel cells (PEMFCs), often referred to as "hydrogen power banks," are clean energy devices that generate electricity from hydrogen and oxygen with only water as a byproduct.

Condensed Matter Aug 21, 2025

Defect engineering accelerates carrier relaxation in GaN-based LEDs

A study conducted by researchers from the Changchun Institute of Optics, Fine Mechanics and Physics (CIOMP) of the Chinese Academy of Sciences has demonstrated how nitrogen vacancies (VN) resolve asymmetric carrier injection ...

Nanophysics Aug 20, 2025

Robust isolated quantum spins established on a magnetic substrate

Establishing robust isolated spins on solid surfaces is crucial for fabricating quantum bits or qubits, sensors, and single-atom catalysts. An isolated spin is a single spin that is shielded from external interactions. Because ...

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. ...

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