Results 41 to 50 of about 52,862 (219)

Electrical properties of aggregated detonation nanodiamonds [PDF]

open access: yesApplied Physics Letters, 2008
Nanometer-scale diamonds formed using a detonation process are an interesting class of diamond materials. Commercially supplied material is highly aggregated with ∼5nm diamond crystals forming particles with micron sizes. Previous models have suggested that nondiamond carbon is incorporated between the crystals, which would reduce the electrical and ...
Bevilacqua, Mose   +4 more
openaire   +2 more sources

Clustering of Diamond Nanoparticles, Fluorination and Efficiency of Slow Neutron Reflectors

open access: yesNanomaterials, 2021
Neutrons can be an instrument or an object in many fields of research. Major efforts all over the world are devoted to improving the intensity of neutron sources and the efficiency of neutron delivery for experimental installations.
Aleksander Aleksenskii   +17 more
doaj   +1 more source

Ultracentrifugation for ultrafine nanodiamond fractionation

open access: yes, 2017
In this paper we propose a method for ultrafine fractionation of nanodiamonds using the differential centrifugation in the fields up to 215000g. The developed protocols yield 4-6 nm fraction giving main contribution to the light scattering intensity. The
Besedina, N. A.   +4 more
core   +1 more source

Detonation-synthesized Nanodiamond as a Stable Support of Pt Electrocatalyst for Methanol Electrooxidation

open access: yesInternational Journal of Electrochemical Science, 2012
Detonation-synthesized nanodiamond (DND) supported platinum electrocatalyst (Pt/DND) were fabricated using a microwave-heating polyol method. The Pt/DND nanocomposites were characterized by energy-dispersive spectroscopy, transmission electron microscopy,
L.Y. Bian   +4 more
doaj   +1 more source

High Nanodiamond Content-PCL Composite for Tissue Engineering Scaffolds

open access: yesNanomaterials, 2020
Multifunctional scaffolds are becoming increasingly important in the field of tissue engineering. In this research, a composite material is developed using polycaprolactone (PCL) and detonation nanodiamond (ND) to take advantage of the unique properties ...
Kate Fox   +4 more
doaj   +1 more source

Characterization of polyaniline-detonation nanodiamond nanocomposite fibers by atomic force microscopy based technique [PDF]

open access: yes, 2013
Polyaniline (PANI) fibers were synthesized in presence of detonantion nanodiamond (DND) particles by precipitation polymerization technique. Morphological, electrical and mechanical characterizations of the obtained PANI/DND nanocomposited have been ...
Biagioni, A   +4 more
core   +1 more source

Isolated Spin-7/2 Species of Gadolinium (III) Chelate Complexes on the Surface of 5-nm Diamond Particles

open access: yesNanomaterials, 2023
The magnetic characteristics of a system of triply charged gadolinium ions Gd3+ chelated with carboxyls on the surface of detonation nanodiamond (DND) particles have been studied.
Vladimir Yu. Osipov   +2 more
doaj   +1 more source

Confirmation of the Electrostatic Self-Assembly of Nanodiamonds

open access: yes, 2010
A reliable explanation for the underlying mechanism responsible for the persistent aggregation and self-assembly of colloidal 5 nm diamond nanoparticles is critical to the development of nanodiamond-based technologies.
A Williams   +31 more
core   +1 more source

Effect of Particle Sizes on the Efficiency of Fluorinated Nanodiamond Neutron Reflectors

open access: yesNanomaterials, 2021
Over a decade ago, it was confirmed that detonation nanodiamond (DND) powders reflect very cold neutrons (VCNs) diffusively at any incidence angle and that they reflect cold neutrons quasi-specularly at small incidence angles. In the present publication,
Aleksander Aleksenskii   +17 more
doaj   +1 more source

Comparison of the photoluminescence properties of semiconductor quantum dots and non-blinking diamond nanoparticles. Observation of the diffusion of diamond nanoparticles in living cells [PDF]

open access: yes, 2009
Long-term observations of photoluminescence at the single-molecule level were until recently very diffcult, due to the photobleaching of organic ?uorophore molecules.
Boudou, Jean-Paul   +6 more
core   +6 more sources

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