1. Identificação | |
Tipo de Referência | Artigo em Revista Científica (Journal Article) |
Site | plutao.sid.inpe.br |
Código do Detentor | isadg {BR SPINPE} ibi 8JMKD3MGPCW/3DT298S |
Identificador | 8JMKD3MGP3W/42M6UHE |
Repositório | sid.inpe.br/plutao/2020/06.16.01.41 (acesso restrito) |
Última Atualização | 2020:06.18.13.49.45 (UTC) lattes |
Repositório de Metadados | sid.inpe.br/plutao/2020/06.16.01.41.27 |
Última Atualização dos Metadados | 2022:01.04.01.31.16 (UTC) administrator |
DOI | 10.1007/s42452-020-1967-1 |
ISSN | 2523-3963 |
Rótulo | lattes: 3455204481678421 11 HurtadoWQMFTDSMHAT:2020:SiPrOb |
Chave de Citação | HurtadoWQMCTDSMHTT:2020:SiPrOb |
Título | A simple procedure to obtain nanodiamonds from leftover of HFCVD system for biological application |
Ano | 2020 |
Data de Acesso | 05 jun. 2024 |
Tipo de Trabalho | journal article |
Tipo Secundário | PRE PI |
Número de Arquivos | 1 |
Tamanho | 2000 KiB |
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2. Contextualização | |
Autor | 1 Hurtado, Carolina Ramos 2 Wachesk, Cristiane da Costa 3 Queiroz, Rafaela Campos 4 Macedo, Erenilda Ferreira de 5 Correia, Rebeca Falcão Borja de Oliveira 6 Taiariol, Thalita Sani 7 Diniz, Milton Faria 8 Santos, Alexandre Martins Isaias dos 9 Montanheiro, Thais Larissa do Amaral 10 Hurtado, Gabriela Ramos 11 Trava-Airoldi, Vladimir Jesus 12 Tada, Dayane Batista |
ORCID | 1 0000-0001-9357-6305 2 3 4 5 6 7 8 9 10 11 12 0000-0002-0674-2481 |
Grupo | 1 2 3 4 5 LABAS-COCTE-INPE-MCTIC-GOV-BR 6 CMS-ETES-SESPG-INPE-MCTIC-GOV-BR 7 8 9 10 11 LABAS-COCTE-INPE-MCTIC-GOV-BR |
Afiliação | 1 Universidade Federal de São Paulo (UNIFESP) 2 Universidade Federal de São Paulo (UNIFESP) 3 Universidade Federal de São Paulo (UNIFESP) 4 Universidade Federal de São Paulo (UNIFESP) 5 Instituto Nacional de Pesquisas Espaciais (INPE) 6 Instituto Nacional de Pesquisas Espaciais (INPE) 7 Instituto de Aeronáutica e Espaço (IAE) 8 Universidade Federal de São Paulo (UNIFESP) 9 Instituto Tecnológico de Aeronáutica (ITA) 10 Universidade Estadual Paulista (UNESP) 11 Instituto Nacional de Pesquisas Espaciais (INPE) 12 Universidade Federal de São Paulo (UNIFESP) |
Endereço de e-Mail do Autor | 1 carolina.hurtado@ifsp.edu.br 2 3 4 5 rebeca.correia@inpe.br 6 7 8 9 10 11 vladimir.airoldi@inpe.br |
Revista | SN Applied Sciences |
Volume | 2 |
Número | 352 |
Páginas | 2 |
Histórico (UTC) | 2020-06-18 13:49:47 :: lattes -> administrator :: 2020 2022-01-04 01:31:16 :: administrator -> simone :: 2020 |
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3. Conteúdo e estrutura | |
É a matriz ou uma cópia? | é a matriz |
Estágio do Conteúdo | concluido |
Transferível | 1 |
Tipo do Conteúdo | External Contribution |
Tipo de Versão | publisher |
Palavras-Chave | Nanodiamonds · Ultrasonic cavitation · CVD diamond · Functionalization · Cytotoxicity · Colloidal suspension |
Resumo | Nanodiamonds (NDs) are amongst the most investigated carbon-based nanostructures due to their chemical stability and favorable mechanical properties. Despite the number of works on methods for NDs production, one of the main challenges is to achieve their colloidal stability in aqueous suspension. Additionally, NDs are normally obtained by expensive, complex and time-consuming process. Herein, it was presented a facile method to obtain NDs in aqueous suspension by using columnar structure diamond from Hot-Filament Chemical Vapour Deposition reactor (HFCVD). CVD diamond leftover thick flm from CVDVale Company was used. Therefore, this method has the advantage of being not only practical but also cost-efective since it brings a proftable use of CVD diamond leftover. The Diamond thick flm was submitted to ultrasonic cavitation in the presence and absence of ZrO2 microbeads in aqueous medium. The NDs hydrodynamic diameter and the stability in aqueous suspension were monitored by light scattering, size and morphology were analyzed by transmission electronic microscopy. Considering the wide application of NDs in biomedical devices, cytotoxicity of aqueous suspensions of NDs was evaluated against murine embryonic fbroblast cells. Furthermore, NDs were functionalized with hydrogen and carboxyl groups. NDs aqueous suspension of straight size distribution was obtained even in the absence of ZrO2 beads, indicating that they may be dispensable in order to decrease NDs size. NDs of average hydrodynamic diameter of 22 nm and −35 mV of Zeta-potential were obtained after ultrasonic cavitation followed by 2 h of centrifugation, not demonstrating cytotoxicity to cells at very low (0.050.5 μg/mL) nor at higher concentrations (116 μg/mL). Nevertheless, NDs showed a moderate cytotoxicity at intermediary concentration range (0.52.2 μg/mL). From our knowledge, this is the frst work that reports on a facile method for providing NDs aqueous suspension with high colloidal stability from HFCVD diamond leftover. |
Área | FISMAT |
Arranjo | Fonds > Produção pgr ATUAIS > CMS > A simple procedure... |
Conteúdo da Pasta doc | acessar |
Conteúdo da Pasta source | não têm arquivos |
Conteúdo da Pasta agreement | não têm arquivos |
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4. Condições de acesso e uso | |
Idioma | pt |
Arquivo Alvo | hurtado_simple.pdf |
Grupo de Usuários | lattes |
Grupo de Leitores | administrator lattes |
Visibilidade | shown |
Permissão de Leitura | deny from all and allow from 150.163 |
Permissão de Atualização | não transferida |
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5. Fontes relacionadas | |
Unidades Imediatamente Superiores | 8JMKD3MGPCW/3ESR3H2 8JMKD3MGPCW/3F358GL |
Lista de Itens Citando | sid.inpe.br/bibdigital/2013/10.14.21.39 4 sid.inpe.br/bibdigital/2013/09.24.19.30 2 |
Acervo Hospedeiro | dpi.inpe.br/plutao@80/2008/08.19.15.01 |
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6. Notas | |
Campos Vazios | alternatejournal archivingpolicy archivist callnumber copyholder copyright creatorhistory descriptionlevel dissemination e-mailaddress format isbn lineage mark mirrorrepository month nextedition notes parameterlist parentrepositories previousedition previouslowerunit progress project resumeid rightsholder schedulinginformation secondarydate secondarykey secondarymark session shorttitle sponsor subject tertiarymark tertiarytype url |
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7. Controle da descrição | |
e-Mail (login) | simone |
atualizar | |
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