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1. Identity statement
Reference TypeJournal Article
Sitemtc-m21d.sid.inpe.br
Holder Codeisadg {BR SPINPE} ibi 8JMKD3MGPCW/3DT298S
Identifier8JMKD3MGP3W34T/476ME2L
Repositorysid.inpe.br/mtc-m21d/2022/06.27.11.27   (restricted access)
Last Update2022:06.27.11.27.43 (UTC) simone
Metadata Repositorysid.inpe.br/mtc-m21d/2022/06.27.11.27.43
Metadata Last Update2023:01.03.16.46.08 (UTC) administrator
DOI10.1016/j.diamond.2022.109159
ISSN0925-9635
Citation KeyToledoPinhTravCora:2022:DeBoDi
TitleDevelopment of boron-doped diamond (BDD) deposited on carbon nanotubes (CNT) to form BDD/CNT structures relevant for electrochemical degradation
Year2022
MonthAug.
Access Date2024, May 26
Type of Workjournal article
Secondary TypePRE PI
Number of Files1
Size8785 KiB
2. Context
Author1 Toledo, William Diniz Macedo Clementino de
2 Pinheiro, Romário Araújo
3 Trava-Airoldi, Vladimir Jesus
4 Corat, Evaldo José
Resume Identifier1
2
3
4 8JMKD3MGP5W/3C9JH33
Group1 CMS-ETES-DIPGR-INPE-MCTI-GOV-BR
2 CMS-ETES-DIPGR-INPE-MCTI-GOV-BR
3 COPDT-CGIP-INPE-MCTI-GOV-BR
4 COPDT-CGIP-INPE-MCTI-GOV-BR
Affiliation1 Instituto Nacional de Pesquisas Espaciais (INPE)
2 Instituto Nacional de Pesquisas Espaciais (INPE)
3 Instituto Nacional de Pesquisas Espaciais (INPE)
4 Instituto Nacional de Pesquisas Espaciais (INPE)
Author e-Mail Address1 williamdiniz21@yahoo.com.br
2 pinheiroaraujo1991@gmail.com
3 vladimirjta@gmail.com
4 evaldo.corat@inpe.br
JournalDiamond and Related Materials
Volume127
Pagese109159
Secondary MarkA1_ENGENHARIAS_IV A1_ENGENHARIAS_II A2_MATERIAIS A2_ENGENHARIAS_III B1_MEDICINA_I B2_QUÍMICA B2_CIÊNCIAS_BIOLÓGICAS_I B2_BIOTECNOLOGIA B2_ASTRONOMIA_/_FÍSICA
History (UTC)2022-06-27 11:27:43 :: simone -> administrator ::
2022-06-27 11:27:44 :: administrator -> simone :: 2022
2022-06-27 11:27:55 :: simone -> administrator :: 2022
2022-07-05 16:21:39 :: administrator -> simone :: 2022
2022-12-20 13:17:03 :: simone -> administrator :: 2022
2023-01-03 16:46:08 :: administrator -> simone :: 2022
3. Content and structure
Is the master or a copy?is the master
Content Stagecompleted
Transferable1
Content TypeExternal Contribution
Version Typepublisher
KeywordsBoron doped diamond
Carbon nanotubes
Electrochemical advanced oxidation processes
Environmental technology
Nanocomposites
Porous material
AbstractThis work presents a new class of Boron-Doped Diamond (BDD) anode for electrochemical degradation. BDD deposition on carbon nanotubes (CNT) is the base for the electrode, because the nanodiamond seeding of oxidized CNT makes diamond nucleation and onset growth very efficient. For the tests presented in this work, the CNT was grown on a carbon fiber (CF) cloth. The BDD electrodes developed with only 10 min of diamond growth (named BDD-10) were tested for brilliant green (BG) dye degradation and showed excellent electrochemical characteristics as large surface area, large potential window, low charge transfer resistance and high degradation rates (kapp). For precise kapp determination in a setup using 360 mL of solution with 100 mg/L of the BG dye, the degradation experiments operated at low current density (5 and 10 mA/cm2). Dye degradation characterization used both UV/Vis color removal and HPLC. Few experiments at higher current densities and at a fixed time of 10 min showed an increase of color removal compatible with a linear dependence of kinetics on current. The kapp found are relatively high (≈0.033 min−1 at 10 mA/cm2), and an important result is the low value of energy consumption to decrease BG dye concentration by one order-of-magnitude (EEO < 0.4 Wh/L). The low energy consumption correlated with the low average voltage during degradation and with the electrode low charge transfer resistance. FEG-SEM and Raman spectroscopy surface characterization show that BDD-10 electrode preserves their morphological and structural characteristics after BG dye degradation, showing that the short time BDD growth is enough to preserve electrode from surface deterioration. The BDD-10 outperformed all anodes of intermediary phases of electrode production: the CF, the oxidized CNT deposited on CF with and without purification to remove surface iron particles. Lifetime tests showed the electrode fails soon, after 89 h under a current of 25 mA/cm2. However, the analysis and characterization of the lifetime test shows that erosion of CF/CNT interfaces caused the failure. The BDD/CNT structure remains completely preserved. These findings may suggest this as an excellent and economical method to produce BDD degradation anodes.
AreaFISMAT
Arrangement 1urlib.net > BDMCI > Fonds > Produção pgr ATUAIS > CMS > Development of boron-doped...
Arrangement 2urlib.net > BDMCI > Fonds > Produção a partir de 2021 > CGCE > Development of boron-doped...
Arrangement 3urlib.net > BDMCI > Fonds > Produção a partir de 2021 > CGIP > Development of boron-doped...
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4. Conditions of access and use
Languageen
Target File1-s2.0-S0925963522003417-main.pdf
User Groupsimone
Reader Groupadministrator
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Visibilityshown
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Read Permissiondeny from all and allow from 150.163
Update Permissionnot transferred
5. Allied materials
Next Higher Units8JMKD3MGPCW/3F358GL
8JMKD3MGPCW/46KTFK8
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Citing Item Listsid.inpe.br/bibdigital/2013/10.14.21.39 1
sid.inpe.br/bibdigital/2022/04.03.23.11 1
sid.inpe.br/bibdigital/2022/04.03.17.52 1
DisseminationWEBSCI; PORTALCAPES; COMPENDEX; SCOPUS.
Host Collectionurlib.net/www/2021/06.04.03.40
6. Notes
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