Laser-pyrolyzed electrochemical paper-based analytical sensor for sulphite analysis

Autor: Alisson Bezerra Martins, Alnilan Lobato, Nikola Tasić, Fernando J. Perez-Sanz, Pedro Vidinha, Thiago R.L.C. Paixão, Luís Moreira Gonçalves

Publikováno v: Electrochemistry Communications, Vol 107, Iss , Pp - (2019)

A CO2 laser can be used to pyrolyze the surface of common paperboard to produce a conductive carbon material for subsequent use as an electrode for general electrochemical measurements. In this work, a laser-pyrolyzed electrochemical paper-based anal

Externí odkaz: https://doaj.org/article/6186fe9157e3455aab7eb6e26e14d431

Determination of 5-hydroxymethylfurfural using an electropolymerized molecularly imprinted polymer in combination with Salle

Autor: Karen C.A. Francisco, Alnilan Lobato, Nikola Tasić, Arnaldo A. Cardoso, Luís M. Gonçalves

Publikováno v: Talanta. 250

Coffee, a beverage with a complex chemical composition, is appreciated for the sensory experience of its taste and aroma. The compound 5-(hydroxymethyl)-2-furfural (HMF) is essential for sensory characterization of the beverage, and is also used in t

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::04d6fdd7db137412ff8e3e2bfbbf1d7f
https://pubmed.ncbi.nlm.nih.gov/35868148

Organochlorine pesticide analysis in milk by gas-diffusion microextraction with gas chromatography-electron capture detection and confirmation by mass spectrometry

Autor: João G. Pacheco, Luís Moreira Gonçalves, Virgínia Cruz Fernandes, Alnilan Lobato, Cristina Delerue-Matos

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

Organochlorine pesticides (OCPs) are synthetic compounds less used nowadays due to their toxicity combined with slow degradation which leads to accumulation in the environment. Gas-diffusion microextraction (GDME) was employed prior to gas chromatogr

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e80ec72137878cefc026b11b55de74d7

Laser-pyrolyzed electrochemical paper-based analytical sensor for sulphite analysis

Autor: Pedro Vidinha, Fernando J. Pérez-Sanz, Nikola Tasić, Alisson Bezerra Martins, Alnilan Lobato, Thiago R.L.C. Paixão, Luís Moreira Gonçalves

Publikováno v: Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP
Electrochemistry Communications, Vol 107, Iss, Pp-(2019)

A CO2 laser can be used to pyrolyze the surface of common paperboard to produce a conductive carbon material for subsequent use as an electrode for general electrochemical measurements. In this work, a laser-pyrolyzed electrochemical paper-based anal

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::ffc78733e907f292c89c6e4df9e3afdb

Combining capillary electromigration with molecular imprinting techniques towards an optimal separation and determination

Autor: Elisabete Alves Pereira, Luís Moreira Gonçalves, Alnilan Lobato

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

Capillary electromigration is a well-established commercial group of analytical techniques, and, alike other column separation systems, it often benefits from a preceding sample preparation step. This step not only improves the analytical performance

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8e5a7b60e0d72bf7ad62ecd6a0c85285
https://doi.org/10.1016/j.talanta.2020.121546