Search results for nitrogen-vacancy

Optics & Photonics Jan 26, 2023

Team uses quantum sensors to reveal how Weyl photocurrents flow

Quantum sensors can be used to reveal a surprising new mechanism for converting light into electricity in Weyl semimetals, Boston College (BC) Assistant Professor of Physics Brian Zhou and colleagues report in the journal ...

Analytical Chemistry Dec 29, 2022

Review on intrinsic electrocatalytic activity of transition metal nitrides on HER

A paper published on Dec. 21 in Energy Material Advances reviews improvement strategies for the electrocatalytic activities of transition metal nitrides (TMNs) on hydrogen evolution reaction.

General Physics Dec 23, 2022

New technique reveals changing shapes of magnetic noise in space and time

Electromagnetic noise poses a major problem for communications, prompting wireless carriers to invest heavily in technologies to overcome it. But for a team of scientists exploring the atomic realm, measuring tiny fluctuations ...

Analytical Chemistry Nov 7, 2022

Ceramics that breathe oxygen at lower temperatures help us breathe cleaner air

Although much of the discourse on reducing vehicle emissions centers on electric vehicles (EV), their sales remain low—with EV vehicles accounting for a mere 1% of car purchases in Japan in 2021. Meanwhile, the European Union ...

Bio & Medicine Oct 27, 2022

Researchers develop new technology to measure rotational motion of cells

Mechanics plays a fundamental role in cell biology. Cells navigate these mechanical forces to explore their environments and sense the behavior of surrounding living cells. The physical characteristics of a cell's environment ...

Materials Science Oct 19, 2022

Durable, inexpensive catalyst reduces carbon footprint of ammonia production

The Haber-Bosch process, which is commonly used to synthesize ammonia (NH3)—the foundation for synthetic nitrogen fertilizers—by combining hydrogen (H2) and nitrogen (N2) over catalysts at high pressures and temperatures, ...

Quantum Physics Sep 20, 2022

Proving that quantum entanglement is real: Researcher answers questions about his historical experiments

In the 1930's when scientists, including Albert Einstein and Erwin Schrödinger, first discovered the phenomenon of entanglement, they were perplexed. Entanglement, disturbingly, required two separated particles to remain ...

General Physics Sep 19, 2022

Picotesla magnetometry of microwave fields with diamond sensors

Microwave field sensors are important in practice for a variety of applications across astronomy and communication engineering. The nitrogen vacancy center in diamond allows magnetometric sensitivity, stability and compatibility ...

Optics & Photonics Sep 8, 2022

Diamonds reveal neural secrets

The brain is arguably one of the most complex structures in the known universe.

Analytical Chemistry Sep 5, 2022

Transition-metal–free barium hydride mediates dinitrogen fixation and ammonia synthesis

Ammonia is crucial for the manufacture of nitrogen fertilizers. Due to the high energy consumption of industrial ammonia production, the development of alternative materials and approaches for efficient N2 reduction to ammonia ...

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