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Part 1: Document Description
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Citation |
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Title: |
A modified plasma immersed solid-phase impurity assisted doping geometry for the creation of highly fluorescent CVD nanodiamond |
Identification Number: |
hdl:21.15109/CONCORDA/YBGOAE |
Distributor: |
ARP |
Date of Distribution: |
2024-04-15 |
Version: |
1 |
Bibliographic Citation: |
Himics, László; Gál, Dávid; Csíkvári, Péter; Holomb, Roman; Koós, Margit; Sulyok, Attila; Pécz, Béla; Veres, Miklós, 2024, "A modified plasma immersed solid-phase impurity assisted doping geometry for the creation of highly fluorescent CVD nanodiamond", https://hdl.handle.net/21.15109/CONCORDA/YBGOAE, ARP, V1 |
Citation |
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Title: |
A modified plasma immersed solid-phase impurity assisted doping geometry for the creation of highly fluorescent CVD nanodiamond |
Identification Number: |
hdl:21.15109/CONCORDA/YBGOAE |
Authoring Entity: |
Himics, László (Wigner Research Centre for Physics) |
Gál, Dávid (Wigner Research Centre for Physics) |
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Csíkvári, Péter (Budapest University of Technology and Economics) |
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Holomb, Roman (Wigner Research Centre for Physics) |
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Koós, Margit (Wigner Research Centre for Physics) |
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Sulyok, Attila (Centre for Energy Research) |
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Pécz, Béla (Centre for Energy Research) |
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Veres, Miklós (Wigner Research Centre for Physics) |
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Grant Number: |
OTKA PD-134625 |
Grant Number: |
VEKOP-2.3.2-16-2016-00011 |
Grant Number: |
2018-1.2.1-NKP-2018-00012 |
Grant Number: |
2018-1.2.1-NKP |
Distributor: |
ARP |
Access Authority: |
Himics, László |
Depositor: |
Himics, László |
Date of Deposit: |
2023-11-09 |
Holdings Information: |
https://hdl.handle.net/21.15109/CONCORDA/YBGOAE |
Study Scope |
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Keywords: |
Physics, Fluorescent nanodiamond, Impurity-related color centers, Increased photoluminescence signal, Solid impurity source-assisted doping, Microwave plasma enhanced chemical vapor deposition |
Abstract: |
In this work, we report on a simple and easy to realize doping geometry by which the color center formation efficiency can be improved significantly in nanocrystalline diamond structures during solid impurity source-assisted microwave plasma enhanced chemical vapor deposition (MWCVD). A vertically aligned solid impurity source immersed into the CVD plasma results in diamond thin film with significantly higher color center related fluorescence signal, than the horizontal and source-free arrangements. Based on the example of negatively charged silicon-vacancy (SiV<sup>−</sup>) center, we demonstrated that the emission peak intensity of fluorescent nanodiamond structures prepared in such a way can be 7–10 times enhanced without significant alteration of the crystal quality. The observed phenomenon is explained by the increased number of incorporated silicon impurities into the diamond nanocrystals, initiated by the beneficial conditions for the atomization of the vertically aligned impurity source, including the enlarged contact area and the elevated surface temperature. The efficiency of the method was demonstrated for thin films and individual nanocrystal structures as well. The proposed solid-phase doping source geometry can be adapted to other impurities to extend the type or improve the in-situ formation efficiency of impurity related color centers in CVD nanodiamond crystals. |
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Other Study Description Materials |
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Related Publications |
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Citation |
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Title: |
László Himics, Dávid Gál, Péter Csíkvári, Roman Holomb, Margit Koós, Attila Sulyok, Béla Pécz, Miklós Veres, A modified plasma immersed solid-phase impurity assisted doping geometry for the creation of highly fluorescent CVD nanodiamond, Vacuum, Volume 216, 2023, 112493, ISSN 0042-207X |
Identification Number: |
10.1016/j.vacuum.2023.112493 |
Bibliographic Citation: |
László Himics, Dávid Gál, Péter Csíkvári, Roman Holomb, Margit Koós, Attila Sulyok, Béla Pécz, Miklós Veres, A modified plasma immersed solid-phase impurity assisted doping geometry for the creation of highly fluorescent CVD nanodiamond, Vacuum, Volume 216, 2023, 112493, ISSN 0042-207X |
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Manuscript_VACUUM_final.pdf |
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