Publications by authors named "Hamilton Varela"

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Unveiling Oscillatory Behavior in the Electro-Oxidation of Ethanol on Nickel Electrodes.
Paula B Perroni, Germano Tremiliosi-Filho, Teko W Napporn, Hamilton Varela

J Phys Chem C Nanomater Interfaces· October 2025

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Electrochemical Lignin Oxidation Reaction on CuO: Spectroelectrochemical Point of View.
André H B Dourado, Matheus Santos, Ana P de Lima Batista, Antonio G S de Oliveira-Filho, Antonio A S Curvelo, Hamilton Varela

Langmuir· August 2025

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Open Circuit Interaction Between Ethanol or 2-Propanol and Oxidized Platinum Surfaces.
Gianluca Ragassi, Elton Sitta, Changwei Pan, Qingyu Gao, Hamilton Varela

Chemphyschem· August 2024

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The oscillatory electro-oxidation of 2-propanol on platinum: the effect of temperature and addition of methanol.
Gianluca Ragassi, André H B Dourado, Hamilton Varela

Phys Chem Chem Phys· December 2023

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Trimetallic Nanoalloy of NiFeCo Embedded in Phosphidated Nitrogen Doped Carbon Catalyst for Efficient Electro-Oxidation of Kraft Lignin.
Ana Maria Borges Honorato, Mohmmad Khalid, Antonio Aprigio da Silva Curvelo, Hamilton Varela, Samaneh Shahgaldi

Polymers (Basel)· September 2022

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Sensitivity Analysis in the Microkinetic Description of Electrocatalytic Reactions.
Enrique A Paredes-Salazar, Alfredo Calderón-Cárdenas, Hamilton Varela

J Phys Chem A· May 2022

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Experimental Approaches for Testing the Hypothesis of the Emergence of Life at Submarine Alkaline Vents.
Thiago Altair, Luiz G F Borges, Douglas Galante, Hamilton Varela

Life (Basel)· July 2021

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A numerical investigation of the effect of external resistance and applied potential on the distribution of periodicity and chaos in the anodic dissolution of nickel.
Caio da S Rodrigues, Caio G P Dos Santos, Renan C C de Miranda, Eduardo Parma, Hamilton Varela

Phys Chem Chem Phys· October 2020

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Phase diagrams and dynamical evolution of the triple-pathway electro-oxidation of formic acid on platinum.
Joana G Freire, Alfredo Calderón-Cárdenas, Hamilton Varela, Jason A C Gallas

Phys Chem Chem Phys· January 2020

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Coupled Dynamics of Anode and Cathode in Proton-Exchange Membrane Fuel Cells.
Jéssica A Nogueira, Katharina Krischer, Hamilton Varela

Chemphyschem· November 2019

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Nano-flocks of a bimetallic organic framework for efficient hydrogen evolution electrocatalysis.
Mohd Khalid, Ayaz Hassan, Ana M B Honorato, Frank N Crespilho, Hamilton Varela

Chem Commun (Camb)· September 2018

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Voltage Oscillations in a Polymer Electrolyte Membrane Fuel Cell with Pd-Pt/C and Pd/C Anodes.
Jéssica Alves Nogueira, Hamilton Varela

ChemistryOpen· October 2017

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The effect of temperature on the coupled slow and fast dynamics of an electrochemical oscillator.
Alana A Zülke, Hamilton Varela

Sci Rep· April 2016

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Development of a versatile rotating ring-disc electrode for in situ pH measurements.
Alexsandro Mendes Zimer, Marina Medina da Silva, Eduardo G Machado, Hamilton Varela, Lucia Helena Mascaro

Anal Chim Acta· October 2015

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Coupled slow and fast surface dynamics in an electrocatalytic oscillator: model and simulations.
Melke A Nascimento, Raphael Nagao, Markus Eiswirth, Hamilton Varela

J Chem Phys· December 2014

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The electro-oxidation of ethylene glycol on platinum over a wide pH range: oscillations and temperature effects.
Elton Sitta, Raphael Nagao, Hamilton Varela

PLoS One· September 2014

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Long-lasting oscillations in the electro-oxidation of formic acid on PtSn intermetallic surfaces.
Nickson Perini, Bruno C Batista, Antonio C D Angelo, Irving R Epstein, Hamilton Varela

Chemphyschem· June 2014

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Experimental assessment of the sensitiveness of an electrochemical oscillator towards chemical perturbations.
Graziela C A Ferreira, Bruno C Batista, Hamilton Varela

PLoS One· May 2013

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Mechanistic aspects of the linear stabilization of non-stationary electrochemical oscillations.
Murilo F Cabral, Raphael Nagao, Elton Sitta, Markus Eiswirth, Hamilton Varela

Phys Chem Chem Phys· February 2013

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Spatiotemporal Pattern Formation during Electrochemical Oxidation of Hydrogen on Platinum.
Hamilton Varela

ChemistryOpen· August 2012

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The dual pathway in action: decoupling parallel routes for CO2 production during the oscillatory electro-oxidation of methanol.
Raphael Nagao, Daniel A Cantane, Fabio H B Lima, Hamilton Varela

Phys Chem Chem Phys· June 2012

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The impact of the alkali cation on the mechanism of the electro-oxidation of ethylene glycol on Pt.
Elton Sitta, Bruno C Batista, Hamilton Varela

Chem Commun (Camb)· April 2011

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Self-organized distribution of periodicity and chaos in an electrochemical oscillator.
Melke A Nascimento, Jason A C Gallas, Hamilton Varela

Phys Chem Chem Phys· January 2011

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Complex kinetics, high frequency oscillations and temperature compensation in the electro-oxidation of ethylene glycol on platinum.
Elton Sitta, Melke A Nascimento, Hamilton Varela

Phys Chem Chem Phys· December 2010

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Temperature effects on the oscillatory electro-oxidation of methanol on platinum.
Emilia A Carbonio, Raphael Nagao, Ernesto R Gonzalez, Hamilton Varela

Phys Chem Chem Phys· January 2009

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