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Search results for nitrogen-vacancy

Nanomaterials May 9, 2019

Substrate defects key to growth of 2-D materials

Creating two-dimentional materials large enough to use in electronics is a challenge despite huge effort but now, Penn State researchers have discovered a method for improving the quality of one class of 2-D materials, with ...

Quantum Âé¶¹ÒùÔºics May 2, 2019

Machine learning paves the way for next-level quantum sensing

Researchers at the University of Bristol have reached new heights of sophistication in detecting magnetic fields with extreme sensitivity at room temperature by combining machine learning with a quantum sensor.

Quantum Âé¶¹ÒùÔºics May 2, 2019

Phonon-mediated quantum state transfer and remote qubit entanglement

Quantum information platforms are based on qubits that talk to each other and photons (optical and microwave) are the carrier of choice—to date, to transfer quantum states between qubits. However, in some solid-state systems, ...

Nanophysics Apr 23, 2019

Electron-phonon instability in graphene revealed by global and local noise probes

Understanding nonequilibrium phenomena to effectively control it is an outstanding challenge in science and engineering. In a recent study, Trond. I. Andersen and colleagues at the departments of physics, chemistry, materials ...

Bio & Medicine Apr 18, 2019

Nanoscale magnetic imaging of ferritin in a single cell

In life sciences, the ability to measure the distribution of biomolecules inside a cell in situ is an important investigative goal. Among a variety of techniques, scientists have used magnetic imaging (MI) based on the nitrogen ...

Quantum Âé¶¹ÒùÔºics Apr 1, 2019

Quantum magnetometers for industrial applications

On April 1 2019, the Fraunhofer-Gesellschaft launches the lighthouse project "Quantum Magnetometry" (QMag): Freiburg's Fraunhofer institutes IAF, IPM and IWM want to transfer quantum magentometry from the field of university ...

Quantum Âé¶¹ÒùÔºics Mar 25, 2019

Researchers measure quantum power increase in quantum boost engine for the first time

An international team of researchers has measured a quantum power increase in a quantum boost engine for the first time. In their paper published in the journal Âé¶¹ÒùÔºical Review Letters, the group outlines their experiments ...

General Âé¶¹ÒùÔºics Mar 15, 2019

Quantum sensing method measures minuscule magnetic fields

A new way of measuring atomic-scale magnetic fields with great precision, not only up and down but sideways as well, has been developed by researchers at MIT. The new tool could be useful in applications as diverse as mapping ...

General Âé¶¹ÒùÔºics Feb 28, 2019

Cooperativity and entanglement pave way for ground-state cooling using nitrogen vacancy centers

Center for Nanoscale Materials researchers present a quantum model for achieving ground-state cooling in low frequency mechanical resonators and show how cooperativity and entanglement are key factors to enhance the cooling ...

Superconductivity Feb 28, 2019

Scientists measure exact edge between superconducting and magnetic states

Scientists at the U.S. Department of Energy's Ames Laboratory have developed a method to accurately measure the "exact edge" or onset at which a magnetic field enters a superconducting material. The knowledge of this threshold— ...

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