Results 61 to 70 of about 9,653 (152)

Toward wafer-scale diamond nano- and quantum technologies

open access: yesAPL Materials, 2019
We investigate native nitrogen vacancy (NV) and silicon vacancy (SiV) color centers in a commercially available, heteroepitaxial, wafer-sized, mm thick, single-crystal diamond.
Richard Nelz   +10 more
doaj   +1 more source

Recent applications of nanodiamond quantum biosensors: A review

open access: yesAPL Materials, 2023
The ultrafine biosensing technology reveals the mechanisms of various biochemical reactions in cells and the causes of complex diseases through the detection of cellular and subcellular structures.
Xinyue Wang   +6 more
doaj   +1 more source

Preparation and characterization of AFM tips with nitrogen-vacancy and nitrogen-vacancy-nitrogen color centers

open access: yesPhotonics Letters of Poland, 2021
We demonstrate a simple dip-coating method of covering standard AFM tips with nanodiamonds containing color centers. Such coating enables convenient visualization of AFM tips above transparent samples as well as using the tip for performing spatially resolved magnetometry. Full Text: PDF ReferencesG. Binnig, C. F. Quate, C.
Zuzanna Orzechowska   +3 more
openaire   +3 more sources

NV center creation in diamond by local CW laser irradiation of shallow implanted nitrogen

open access: yesNew Journal of Physics
A novel creation procedure for the nitrogen-vacancy (NV) center in diamond is investigated. After shallow nitrogen implantation, a continuous-wave laser is used to induce NV formation, while simultaneously exciting fluorescence to enable live observation.
Alexius Enke   +3 more
doaj   +1 more source

Diamond nitrogen-vacancy centers creation with Helium-Ion Microscope

open access: yes, 2013
We investigate a method to create nitrogen-vacancy (NV) centers in diamond using a focused-helium-ion-microscopy. Near-surface NV centers can be created with spatial resolution below 0.6um.
R. Stanley Williams   +13 more
core   +1 more source

Eddy-Current Imaging with Nitrogen-Vacancy Centers in Diamond [PDF]

open access: yesPhysical Review Applied, 2019
We demonstrate microwave-free eddy-current imaging using nitrogen-vacancy centers in diamond. By detecting the eddy-current induced magnetic field of conductive samples, we can distinguish between different materials and shapes and identify structural defects.
Chatzidrosos, Georgios   +6 more
openaire   +2 more sources

Engineering the Collapse of Lifetime Distribution of Nitrogen-Vacancy Centers in Nanodiamonds

open access: yes, 2021
We demonstrate experimentally that the distribution of the decay rates of nitrogen-vacancy centers in diamond becomes narrower by over five times for nanodiamonds embedded in thin chalcogenide ...
Nikitas Papasimakis (1861747)   +6 more
core   +2 more sources

Hybrid nanodiamond quantum sensors enabled by volume phase transitions of hydrogels

open access: yesNature Communications, 2018
Nitrogen-vacancy (NV) centers in diamonds are used for quantum sensing but NV centers are not sensitive to parameters such as temperature, pressure and biomolecules.
Ting Zhang   +7 more
doaj   +1 more source

Spin-Polarization Mechanisms of the Nitrogen-Vacancy Center in Diamond [PDF]

open access: yesNano Letters, 2010
The nitrogen-vacancy (NV) center in diamond has shown great promise for quantum information due to the ease of initializing the qubit and of reading out its state. Here we show the leading mechanism for these effects gives results opposite from experiment; instead both must rely on new physics.
Delaney, Paul   +2 more
openaire   +3 more sources

Insight into the nitrogen-vacancy center formation in type-Ib diamond by irradiation and annealing approach

open access: yesMaterials Futures
Comprehending the microscopic formation of nitrogen vacancy (NV) centers in nitrogen-doped diamonds is crucial for enhancing the controllable preparation of NV centers and quantum applications.
Taiqiao Liu   +10 more
doaj   +1 more source

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