Probing the Use of Homemade Carbon Fiber Microsensor for Quantifying Caffeine in Soft Beverages

Autor: Karla Caroline de Freitas Araújo, Emily Cintia Tossi de Araújo Costa, Danyelle Medeiros de Araújo, Elisama V. Santos, Carlos A. Martínez-Huitle, Pollyana Souza Castro

Publikováno v: Materials, Vol 16, Iss 5, p 1928 (2023)

In the development of electrochemical sensors, carbon micro-structured or micro-materials have been widely used as supports/modifiers to improve the performance of bare electrodes. In the case of carbon fibers (CFs), these carbonaceous materials have

Externí odkaz: https://doaj.org/article/203a426cdfef48d3ab31be72577898bb

Diamondized carbon nanoarchitectures as electrocatalytic material for sulfate-based oxidizing species electrogeneration

Autor: Karla Caroline de Freitas Araújo, Elisama Vieira dos Santos, Mattia Pierpaoli, Mateusz Ficek, José Eudes L. Santos, Carlos A. Martínez-Huitle, Robert Bogdanowicz

Publikováno v: Electrochimica Acta. 430:141069

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::e7893b4278f434c2280e07cdba119c7f
https://doi.org/10.1016/j.electacta.2022.141069

Investigation of persulfate production on BDD anode by understanding the impact of water concentration

Autor: Hamilton Varela, Karla Caroline de Freitas Araújo, Elisama Vieira dos Santos, Carlos A. Martínez-Huitle, Djalma Ribeiro da Silva

Publikováno v: Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP

The formation of persulfate (S2O82−) in aqueous solution has been frequently considered as a direct oxidation of SO42− ions on boron-doped diamond (BDD) surface. Conversely, some authors have also suggested that slower reactions between OH radica

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::06a717ba41dd39c7efc629c62dac4312

Sulfate pollution: evidence for electrochemical production of persulfate by oxidizing sulfate released by the surfactant sodium dodecyl sulfate

Autor: Jéssica Pires de Paiva Barreto, Elisama Vieira dos Santos, Carlos A. Martínez-Huitle, Jussara C. Cardozo, Karla Caroline de Freitas Araújo, Danyelle Medeiros de Araújo

Publikováno v: Repositório Institucional da UFRN
Universidade Federal do Rio Grande do Norte (UFRN)
instacron:UFRN
Scopus
Repositório Institucional da UNESP
Universidade Estadual Paulista (UNESP)
instacron:UNESP

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Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6cf4a90bdd6104177c5057cf39d8e354
https://repositorio.ufrn.br/jspui/handle/123456789/29772