Zobrazeno 1 - 10
of 32
pro vyhledávání: '"Elisama V. Dos Santos"'
Autor:
Jussara Câmara Cardozo, Inalmar D. Barbosa Segundo, Edney R. V. P. Galvão, Djalma R. da Silva, Elisama V. dos Santos, Carlos A. Martínez-Huitle
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-13 (2023)
Abstract This study is focused on a proposal of a smartphone imaging-based quantification for providing a simple and rapid method for the analysis of chemical oxygen demand (COD) and color throughout the use of the HSV and/or RGB model in digital dev
Externí odkaz:
https://doaj.org/article/6f1e570144444d46841a2282d7989c10
Autor:
Inalmar D. Barbosa Segundo, Jussara C. Cardozo, Pollyana Souza Castro, Amanda D. Gondim, Elisama V. dos Santos, Carlos A. Martínez-Huitle
Publikováno v:
MethodsX, Vol 11, Iss , Pp 102300- (2023)
Aiming the decentralization of monitoring policies and to facilitate the work of researchers, mainly in developing countries, the present method deals with the explanation of a simple and rapid protocol for chemical oxygen demand (COD) analysis throu
Externí odkaz:
https://doaj.org/article/4fed0abb18aa4a3c92822d56ab980482
Autor:
Herbet L. Oliveira, Thalita M. Barros, José E.L. Santos, Amanda D. Gondim, Marco A. Quiroz, Carlos A. Martínez-Huitle, Elisama V. dos Santos
Publikováno v:
Electrochemistry Communications, Vol 154, Iss , Pp 107553- (2023)
In this work, the simultaneous production of green hydrogen (H2) and carboxylic acids from the electrochemical treatment of washing machine effluent is demonstrated for the first time. The electrochemical treatment of the effluent was carried out usi
Externí odkaz:
https://doaj.org/article/da9b7c401c45444a9d9c482ef9c11740
Autor:
Mateus C. Medeiros, Suely S.L. Castro, Elisama V. dos Santos, Manuel A. Rodrigo, Carlos A. Martínez-Huitle
Publikováno v:
Electrochemistry Communications, Vol 141, Iss , Pp 107356- (2022)
The performance of Ti/RuO2IrO2TiO2 anode in the electrochemical conversion of the pollutants contained in the technical liquid of the cashew nutshell waste (t-CNSL) to carboxylic acids (as high added value products) was investigated. The effect of su
Externí odkaz:
https://doaj.org/article/6923b305af08440eaf37c06f47774b3d
Autor:
Jussara Câmara Cardozo, Djalma R. da Silva, Carlos A. Martínez-Huitle, Marco A. Quiroz, Elisama V. Dos Santos
Publikováno v:
Materials, Vol 15, Iss 21, p 7445 (2022)
In this study, for the first time, the production of green hydrogen gas (H2) in the cathodic compartment, in concomitance with the electrochemical oxidation (EO) of an aqueous solution containing Calcon dye at the anodic compartment, was studied in a
Externí odkaz:
https://doaj.org/article/c3a3c5253c4d49759b7e80cd0d3676f8
Autor:
Danyelle Medeiros de Araújo, Elisama V. Dos Santos, Carlos A. Martínez-Huitle, Achille De Battisti
Publikováno v:
Applied Sciences, Vol 12, Iss 2, p 699 (2022)
Hydroxychloroquine (HCQ) has been extensively consumed due to the Coronavirus (COVID-19) pandemic. Therefore, it is increasingly found in different water matrices. For this reason, the concentration of HCQ in water should be monitored and the treatme
Externí odkaz:
https://doaj.org/article/9d77f0ffa25c4375a34961455ca2583c
Autor:
Danyelle M. de Araújo, Suelya da Silva M. Paiva, João Miller M. Henrique, Carlos A. Martínez-Huitle, Elisama V. Dos Santos
Publikováno v:
Materials, Vol 14, Iss 17, p 4990 (2021)
Hydroxychloroquine (HCQ), a derivative of 4-aminoquinolone, is prescribed as an antimalarial prevention drug and to treat diseases such as rheumatoid arthritis, and systemic lupus erythematosus. Recently, Coronavirus (COVID-19) treatment was authoriz
Externí odkaz:
https://doaj.org/article/ade268e6316941e79cee7dd8761732e7
Autor:
Iasmin B. Silva, Danyelle Medeiros de Araújo, Marco Vocciante, Sergio Ferro, Carlos A. Martínez-Huitle, Elisama V. Dos Santos
Publikováno v:
Applied Sciences, Vol 11, Iss 5, p 2355 (2021)
The purpose of this study was to develop an inexpensive, simple, and highly selective cork-modified carbon paste electrode for the determination of Pb(II) by differential pulse anodic stripping voltammetry (DPASV) and square-wave anodic stripping vol
Externí odkaz:
https://doaj.org/article/bbd75ed4700d432fb0b914d851237f6b
Autor:
Mayra K. S. Monteiro, Djalma R. Da Silva, Marco A. Quiroz, Vítor J. P. Vilar, Carlos A. Martínez-Huitle, Elisama V. Dos Santos
Publikováno v:
Materials, Vol 14, Iss 1, p 37 (2020)
This study aims to investigate the applicability of a hybrid electrochemical sensor composed of cork and graphite (Gr) for detecting caffeine in aqueous solutions. Raw cork (RAC) and regranulated cork (RGC, obtained by thermal treatment of RAC with s
Externí odkaz:
https://doaj.org/article/9d13a7eb53ef4b138926d1981e88b904
Autor:
Sheila P. M. C. de Souza, Francisca E. de Morais, Elisama V. dos Santos, Márcia L. da Silva, Carlos A. Martinez-Huitle, Nedja S. Fernandes
Publikováno v:
Química Nova, Vol 35, Iss 7, Pp 1355-1359 (2012)
The present study utilized thermogravimetry (TG) and optical emission spectrometry with inductively coupled plasma (ICP/OES) to determine the amount of calcium in calcium lactate tablets used in the treatment of osteoporosis. Thermogravimetry results
Externí odkaz:
https://doaj.org/article/359f12b8220c480e85fc22262a20babd