Size-dependent concentration of N<sup>0</sup> paramagnetic centres in HPHT nanodiamonds

Size-calibrated commercial nanodiamonds synthesized by high-pressure high-temperature (HPHT) technique were studied by high-frequency W- and conventional X-band electron paramagnetic resonance (EPR) spectroscopy. The numbers of spins in the studied samples were estimated. The core-shell model of the...

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Main Author: B.V. Yavkin, G.V. Mamin, M.R. Gafurov, S.B. Orlinskii
Format: Article
Language:English
Published: Kazan Federal University 2015-12-01
Series:Magnetic Resonance in Solids
Subjects:
EPR
ESR
Online Access:http://mrsej.kpfu.ru/contents/2015/MRSej_15101.pdf
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spelling doaj-3ddd81eb80cb4eec9377bbf9de1ca2822020-11-24T23:38:42ZengKazan Federal UniversityMagnetic Resonance in Solids2072-59812015-12-0117115101Size-dependent concentration of N<sup>0</sup> paramagnetic centres in HPHT nanodiamondsB.V. Yavkin, G.V. Mamin, M.R. Gafurov, S.B. Orlinskii0Kazan Federal University, Kremlevskaya 18, Kazan 420008, RussiaSize-calibrated commercial nanodiamonds synthesized by high-pressure high-temperature (HPHT) technique were studied by high-frequency W- and conventional X-band electron paramagnetic resonance (EPR) spectroscopy. The numbers of spins in the studied samples were estimated. The core-shell model of the HPHT nanodiamonds was proposed to explain the observed dependence of the concentration of the N<sup>0</sup> paramagnetic centers. Two other observed paramagnetic centers are attributed to the two types of structures in the nanodiamond shell.http://mrsej.kpfu.ru/contents/2015/MRSej_15101.pdfdiamondnanodaimondEPRESRcrystal defect
collection DOAJ
language English
format Article
sources DOAJ
author B.V. Yavkin, G.V. Mamin, M.R. Gafurov, S.B. Orlinskii
spellingShingle B.V. Yavkin, G.V. Mamin, M.R. Gafurov, S.B. Orlinskii
Size-dependent concentration of N<sup>0</sup> paramagnetic centres in HPHT nanodiamonds
Magnetic Resonance in Solids
diamond
nanodaimond
EPR
ESR
crystal defect
author_facet B.V. Yavkin, G.V. Mamin, M.R. Gafurov, S.B. Orlinskii
author_sort B.V. Yavkin, G.V. Mamin, M.R. Gafurov, S.B. Orlinskii
title Size-dependent concentration of N<sup>0</sup> paramagnetic centres in HPHT nanodiamonds
title_short Size-dependent concentration of N<sup>0</sup> paramagnetic centres in HPHT nanodiamonds
title_full Size-dependent concentration of N<sup>0</sup> paramagnetic centres in HPHT nanodiamonds
title_fullStr Size-dependent concentration of N<sup>0</sup> paramagnetic centres in HPHT nanodiamonds
title_full_unstemmed Size-dependent concentration of N<sup>0</sup> paramagnetic centres in HPHT nanodiamonds
title_sort size-dependent concentration of n<sup>0</sup> paramagnetic centres in hpht nanodiamonds
publisher Kazan Federal University
series Magnetic Resonance in Solids
issn 2072-5981
publishDate 2015-12-01
description Size-calibrated commercial nanodiamonds synthesized by high-pressure high-temperature (HPHT) technique were studied by high-frequency W- and conventional X-band electron paramagnetic resonance (EPR) spectroscopy. The numbers of spins in the studied samples were estimated. The core-shell model of the HPHT nanodiamonds was proposed to explain the observed dependence of the concentration of the N<sup>0</sup> paramagnetic centers. Two other observed paramagnetic centers are attributed to the two types of structures in the nanodiamond shell.
topic diamond
nanodaimond
EPR
ESR
crystal defect
url http://mrsej.kpfu.ru/contents/2015/MRSej_15101.pdf
work_keys_str_mv AT bvyavkingvmaminmrgafurovsborlinskii sizedependentconcentrationofnsup0supparamagneticcentresinhphtnanodiamonds
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