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FCT-Fundação para a Ciência e a Tecnologia [UID/FIS/50010/2013]

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Microwave N2-Ar plasmas applied for N-graphene post synthesis

Bundaleska, Neli; Bundaleski, Nenad; Dias, Ana Paula Soares; Dias, Francisco M.; Abrashev, Miroslav; Filipič, Gregor; Cvelbar, Uroš; Rakočević, Zlatko Lj.; Kissovski, Zhivko; Henriques, Julio A. P.; Tatarova, Elena

(2018)

TY  - JOUR
AU  - Bundaleska, Neli
AU  - Bundaleski, Nenad
AU  - Dias, Ana Paula Soares
AU  - Dias, Francisco M.
AU  - Abrashev, Miroslav
AU  - Filipič, Gregor
AU  - Cvelbar, Uroš
AU  - Rakočević, Zlatko Lj.
AU  - Kissovski, Zhivko
AU  - Henriques, Julio A. P.
AU  - Tatarova, Elena
PY  - 2018
UR  - http://stacks.iop.org/2053-1591/5/i=9/a=095605?key=crossref.65533764fea7bf832c2dd9637c21d5f1
UR  - https://vinar.vin.bg.ac.rs/handle/123456789/7855
AB  - High level of nitrogen doping (∼25%) of free-standing graphene sheets was achieved using the remote region of a Ar-N2 microwave plasmas. The relation between the percentage of nitrogen in the plasma and the characteristics of the treated samples has been investigated. Structural changes, being mainly created at the surface of graphene, increase significantly with the percentage of nitrogen in the gas mixture. For a mixture containing 5% of N2 about 2.7 at. % of nitrogen was incorporated in the form of imide group and graphitic bonds (70%), and as N bound to sp3 carbon (30%). Increasing the nitrogen amount to 40% results in the production of samples with up to 25% of incorporated nitrogen. Formation of new types of carbon-nitride structures has also been observed. Detailed x-ray Photoelectron Spectroscopy and Transmission Electron Microscopy analysis support the hypothesis that a structure similar to β-C3N4 has been synthesized. © 2018 IOP Publishing Ltd.
T2  - Materials Research Express
T1  - Microwave N2-Ar plasmas applied for N-graphene post synthesis
VL  - 5
IS  - 9
SP  - 095605
DO  - 10.1088/2053-1591/aad7e9
ER  - 
@article{
author = "Bundaleska, Neli and Bundaleski, Nenad and Dias, Ana Paula Soares and Dias, Francisco M. and Abrashev, Miroslav and Filipič, Gregor and Cvelbar, Uroš and Rakočević, Zlatko Lj. and Kissovski, Zhivko and Henriques, Julio A. P. and Tatarova, Elena",
year = "2018",
abstract = "High level of nitrogen doping (∼25%) of free-standing graphene sheets was achieved using the remote region of a Ar-N2 microwave plasmas. The relation between the percentage of nitrogen in the plasma and the characteristics of the treated samples has been investigated. Structural changes, being mainly created at the surface of graphene, increase significantly with the percentage of nitrogen in the gas mixture. For a mixture containing 5% of N2 about 2.7 at. % of nitrogen was incorporated in the form of imide group and graphitic bonds (70%), and as N bound to sp3 carbon (30%). Increasing the nitrogen amount to 40% results in the production of samples with up to 25% of incorporated nitrogen. Formation of new types of carbon-nitride structures has also been observed. Detailed x-ray Photoelectron Spectroscopy and Transmission Electron Microscopy analysis support the hypothesis that a structure similar to β-C3N4 has been synthesized. © 2018 IOP Publishing Ltd.",
journal = "Materials Research Express",
title = "Microwave N2-Ar plasmas applied for N-graphene post synthesis",
volume = "5",
number = "9",
pages = "095605",
doi = "10.1088/2053-1591/aad7e9"
}
Bundaleska, N., Bundaleski, N., Dias, A. P. S., Dias, F. M., Abrashev, M., Filipič, G., Cvelbar, U., Rakočević, Z. Lj., Kissovski, Z., Henriques, J. A. P.,& Tatarova, E.. (2018). Microwave N2-Ar plasmas applied for N-graphene post synthesis. in Materials Research Express, 5(9), 095605.
https://doi.org/10.1088/2053-1591/aad7e9
Bundaleska N, Bundaleski N, Dias APS, Dias FM, Abrashev M, Filipič G, Cvelbar U, Rakočević ZL, Kissovski Z, Henriques JAP, Tatarova E. Microwave N2-Ar plasmas applied for N-graphene post synthesis. in Materials Research Express. 2018;5(9):095605.
doi:10.1088/2053-1591/aad7e9 .
Bundaleska, Neli, Bundaleski, Nenad, Dias, Ana Paula Soares, Dias, Francisco M., Abrashev, Miroslav, Filipič, Gregor, Cvelbar, Uroš, Rakočević, Zlatko Lj., Kissovski, Zhivko, Henriques, Julio A. P., Tatarova, Elena, "Microwave N2-Ar plasmas applied for N-graphene post synthesis" in Materials Research Express, 5, no. 9 (2018):095605,
https://doi.org/10.1088/2053-1591/aad7e9 . .
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