Voltammetric techniques for pesticides and herbicides detection-an overview

PFP Barbosa, EG Vieira, LR Cumba, LL Paim… - International Journal of …, 2019 - Elsevier
Pesticides and herbicides contamination in soil, groundwater, rivers, lakes, rainwater and air
is considered a matter of concern. Some techniques are used to detect the presence of …

Electrocatalytic and voltammetric determination of sulfhydryl compounds through iron nitroprusside modified graphite paste electrode

DR Carmo, RM Silva, NR Stradiotto - Journal of the Brazilian …, 2003 - SciELO Brasil
Iron nitroprusside Fe (II) NP was incorporated into a carbon paste electrode and the
electrochemical studies were performed with cyclic voltammetry. The cyclic voltammogram …

Prussian Blue nanoparticles supported on a hybrid platform of graphene oxide and cubic silsesquioxane applied to Diuron detection

VA Maraldi, DR do Carmo - Materials Research Bulletin, 2023 - Elsevier
This work describes the preparation and chemical modification of the graphene oxide
platform with octa (aminopropyl) silsesquioxane, with subsequent deposition of Prussian …

Determination of N-Acetylcysteine by Cyclic Voltammetry Using Modified Carbon Paste Electrode with Copper Nitroprusside Adsorbed on the 3–Aminopropylsilica.

AC de Sá, LL Paim, U de Oliveira Bicalho… - International Journal of …, 2011 - Elsevier
Copper nitroprusside was formed on aminopropylsilica silica gel (3-AS) surface (SiCuNP)
previously prepared following two steps. These materials were thoroughly characterized by …

Interaction of polyhedral oligomeric silsesquioxanes (POSS) modified with a metallocyano complex and their application use as sensor for the detection of isoniazid

DR do Carmo, MS Peixoto… - Journal of the …, 2022 - iopscience.iop.org
We prepared herein polyhedral oligomeric silsesquioxanes (POSS) modified with zinc and
ferrocyanide to create an electroactive nanohybrid material (SZnH) that was then …

Voltammetric properties of nickel Hexacyanoferrate (III) obtained on the titanium (IV) Silsesquioxane occluded into the H-FAU zeolite for detection of sulfite

DR Do Carmo, VA Maraldi, LR Cumba - Silicon, 2019 - Springer
A composite prepared from titanium (IV) silsesquioxane and phosphoric acid (TTiP) was
prepared and occluded into the H-FAU zeolite (ZTTiP). The material was chemically …

Voltammetric studies of titanium (IV) phosphate modified with copper hexacyanoferrate and electroanalytical determination of N-acetylcysteine

ARF Pipi, DR do Carmo - Journal of Applied Electrochemistry, 2011 - Springer
Titanium (IV) Phosphate copper hexacyanoferrate composite (TiPhCuHCF) was prepared
using a new methodology for the synthesis. A preliminary characterization of the precursor …

Modification of the graphene oxide surface with copper pentacyanonitrosylferrate nanoparticles for electro-oxidation of hydrazine

VA Maraldi, DR do Carmo - Carbon Letters, 2021 - Springer
The preparation of graphene oxide and the modification of its surface directly with copper
pentacyanonitrosylferrate (III) nanoparticles are presented in this work, as well as the …

Preparation and voltammetric studies of titanium (IV) Phosphate modified with silver hexacyanoferrate to a voltammetric determination of l-cysteine

LR Cumba, U de Oliveira Bicalho… - International Journal of …, 2012 - Elsevier
In this work, a novel Titanium (IV) Phosphate (TiPh) composite was prepared using a easily
methodology of the synthesis. A preliminary characterization of the precursor and resulting …

[PDF][PDF] Electrochemical behaviour of copper nitroprusside generated in situ onto the graphite paste electrode surface, and its application in the determination of N …

DR do Carmo, RM da Silva, NR Stradiotto - Portugaliae Electrochimica Acta, 2005 - scielo.pt
Copper nitroprusside (CuNP) was generated on the graphite paste electrode using a new
methodology of the preparation. The electrochemical studies were carried out by cyclic …