Search results for nitrogen-vacancy

Nanophysics Nov 25, 2020

Quantum nanodiamonds may help detect disease earlier

The quantum sensing abilities of nanodiamonds can be used to improve the sensitivity of paper-based diagnostic tests, potentially allowing for earlier detection of diseases such as HIV, according to a study led by UCL researchers ...

Biochemistry Nov 23, 2020

Using strain to control oxynitride properties

Japanese scientists have stumbled onto a simple method for controlling the introduction of defects, called 'vacancy layers," into perovskite oxynitrides, leading to changes in their physical properties. The approach, published ...

General Physics Nov 13, 2020

Researchers create MRI-like technique for imaging magnetic waves

A team of researchers from Delft University of Technology (TU Delft), Leiden University, Tohoku University and the Max Planck Institute for the Structure and Dynamics of Matter has developed a new type of MRI scanner that ...

Nanomaterials Oct 15, 2020

Ultra-sensitive nanothermometer under ambient conditions

Nanoscale temperature measurement with high sensitivity is important to investigating many phenomena such as heat dissipation of nano-/micro-electronics, chemical reactions in nanoliter volume, thermoplasmonics of nanoparticles, ...

Nanomaterials Sep 11, 2020

Nano-microscope gives first direct observation of the magnetic properties of 2-D materials

Australian researchers and their colleagues from Russia and China have shown that it is possible to study the magnetic properties of ultrathin materials directly, via a new microscopy technique that opens the door to the ...

Optics & Photonics Aug 19, 2020

A method to perform canonical phase measurements using quantum feedback

Light is known to have a number of fundamental properties, including color, brightness, and direction, most of which are immediately apparent and can be observed with the naked eye. There are now several instruments to detect ...

Materials Science Aug 17, 2020

Filling the void in ammonia synthesis: The role of nitrogen vacancies in catalysts

Scientists at Tokyo Institute of Technology (Tokyo Tech) explore how nitrogen vacancies in catalysts participate in the synthesis of ammonia, a pivotal chemical in the fertilizer industry. They devised a general rule for ...

Nanophysics Jul 22, 2020

Diamonds shine a light on hidden currents in graphene

It sounds like pure sorcery: using diamonds to observe invisible power swirling and flowing through carefully crafted channels. But these diamonds are a reality. JQI Fellow Ronald Walsworth and Quantum Technology Center (QTC) ...

Nanomaterials Jul 17, 2020

Researchers realize nanoscale electrometry based on magnetic-field-resistant spin sensors

A team led by Prof. Du Jiangfeng, Prof. Shi Fazhan, and Prof. Wang Ya from University of Science and Technology of China, of the Chinese Academy of Sciences, proposed a robust electrometric method utilizing a continuous dynamic ...

Materials Science Jul 15, 2020

Running on empty: New affordable catalyst relies on nitrogen vacancies to produce ammonia

Ammonia (NH3) is one of the most commonly produced chemicals worldwide, because of its use as an important ingredient in a broad range of industrial manufacturing processes. For instance, it is pivotal in the production of ...

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