Search results for nitrogen-vacancy

Condensed Matter Sep 23, 2021

First glimpse of hydrodynamic electron flow in 3D materials

Electrons flow through most materials more like a gas than a fluid, meaning they don't interact much with one another. It was long hypothesized that electrons could flow like a fluid, but only recent advances in materials ...

Optics & Photonics Sep 7, 2021

Photoluminescence control by hyperbolic metamaterials and metasurfaces

In a new publication from Opto-Electronic Advances, researchers led by Professor Andrei V. Lavrinenko and Dr. Pavel N. Melentiev from the DTU Fotonik-Department of Photonics Engineering, Technical University of Denmark, Lyngby, ...

Materials Science Sep 3, 2021

Enhanced ambient ammonia photosynthesis using nanosheets with light-switchable oxygen vacancies

Researchers have presented a strategy for simultaneously introducing light-switchable oxygen vacancy and doping Mo into Bi5O7Br nanosheets for efficient photocatalytic N2 fixation. The modified photocatalyst has achieved ...

Quantum Physics Aug 31, 2021

Measurement beyond standard quantum limit realized with nitrogen-vacancy centers in diamond

Many measurements are limited by standard quantum limit (SQL). SQL is defined as the measured noise levels set by quantum mechanics. Quantum entanglement can be used to beat SQL and approach an ultimate limit called Heisenberg ...

Materials Science Aug 30, 2021

Breaking ammonia: A new catalyst to generate hydrogen from ammonia at low temperatures

The current global climate emergency and our rapidly receding energy resources have people looking out for cleaner alternatives like hydrogen fuel. When burnt in the presence of oxygen, hydrogen gas generates huge amounts ...

Quantum Physics Aug 5, 2021

New approach to information transfer reaches quantum speed limit

Even though quantum computers are a young technology and aren't yet ready for routine practical use, researchers have already been investigating the theoretical constraints that will bound quantum technologies. One of the ...

Nanophysics Jul 30, 2021

Vanderbilt engineer the first to introduce low-power dynamic manipulation of single nanoscale quantum objects

Led by Justus Ndukaife, assistant professor of electrical engineering, Vanderbilt researchers are the first to introduce an approach for trapping and moving a nanomaterial known as a single colloidal nanodiamond with nitrogen-vacancy ...

Quantum Physics Jul 19, 2021

The era of single-spin color centers in silicon carbide is approaching

Prof. Li Chuanfeng, Prof. Xu Jinshi and their colleagues from Prof. Guo Guangcan's group at the University of Science and Technology of China (USTC) of the Chinese Academy of Sciences (CAS), realized the high-contrast readout ...

Quantum Physics Jul 14, 2021

Improving lab constraint on exotic spin interaction

Prof. Du Jiangfeng, Prof. Rong Xing, and their colleagues from the Key Laboratory of Micromagnetic Resonance, University of Science and Technology of China (USTC) of the Chinese Academy of Sciences (CAS) have set the most ...

General Physics Jul 9, 2021

Seeing with radio waves

Scientists from the Division of Physics at the University of Tsukuba used the quantum effect called 'spin-locking' to significantly enhance the resolution when performing radio-frequency imaging of nitrogen-vacancy defects ...

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