SANTOS‚ A.L.; JAY DEINER‚ L.; VARELA‚ H.. The effect of ultra-low proton concentration on the electrocatalytic reduction of nitrate over platinum. Catalysis Communications, v. 9, n. 2, p. 269-272, 2008. (04/03051-6, 05/04024-5)
COLMATI‚ F.; YOSHIOKA‚ S.A.; SILVA‚ V.L.V.B.; VARELA‚ H.; GONZALEZ‚ E.R.. Enzymatic Based Biocathode in a Polymer Electrolyte Membrane Fuel Cell.. International Journal of Electrochemical Science, v. 2, p. 195-202, 2007.
SITTA‚ E.; SANTOS‚ A.L.; NAGAO‚ R.; VARELA‚ H.. Nanogravimetric study of the complex voltammetric response in the electro-oxidation of methanol on platinum. Electrochimica Acta, v. 55, n. 2, p. 404-409, 2009. (06/04636-3, 07/06037-2)
DA SILVA, GELSON T. S. T.; CARVALHO, KELE T. G.; LOPES, OSMANDO F.; GOMES, ELIZIANA S.; MALAGUTTI, ANDREA R.; MASTELARO, VALMOR R.; RIBEIRO, CAUE; MOURAO, HENRIQUE A. J. L.. Synthesis of ZnO Nanoparticles Assisted by N Sources and their Application in the Photodegradation of Organic Contaminants. CHEMCATCHEM, v. 9, n. 19, p. 3795-3804, OCT 10 2017. Web of Science Citations: 13. (13/17639-4, 13/13888-0, 16/09746-3, 15/12304-0)
FERREIRA, G. C. A.; NAPPORN, T. W.; KOKOH, K. B.; VARELA, H.. Complex Oscillatory Kinetics in the Electro-Oxidation of Glucose on Gold. Journal of the Electrochemical Society, v. 164, n. 9, p. H1603-H1607, 2017. Web of Science Citations: 3. (12/24152-1, 13/16930-7)
ZULKE, ALANA A.; VARELA, HAMILTON. The effect of temperature on the coupled slow and fast dynamics of an electrochemical oscillator. SCIENTIFIC REPORTS, v. 6, APR 15 2016. Web of Science Citations: 5. (13/16930-7, 12/21204-0, 09/07629-6)
LOPES, OSMANDO F.; CARVALHO, KELE T. G.; AVANSI, JR., WALDIR; MILORI, DEBORA M. B.; RIBEIRO, CAUE. Insights into the photocatalytic performance of Bi2O2CO3/BiVO4 heterostructures prepared by one-step hydrothermal method. RSC ADVANCES, v. 8, n. 20, p. 10889-10897, 2018. Web of Science Citations: 6. (13/13888-0, 16/09746-3, 15/12304-0)
DELMONDE, M. V. F.; SALLUM, L. F.; PERINI, N.; GONZALEZ, E. R.; SCHLOEGL, R.; VARELA, H.. Electrocatalytic Efficiency of the Oxidation of Small Organic Molecules under Oscillatory Regime. Journal of Physical Chemistry C, v. 120, n. 39, p. 22365-22374, OCT 6 2016. Web of Science Citations: 10. (13/24162-0, 12/24152-1, 13/16930-7)
NASCIMENTO, MELKE A.; VARELA, HAMILTON; GALLAS, JASON A. C.. Periodicity hubs and spirals in an electrochemical oscillator. Journal of Solid State Electrochemistry, v. 19, n. 11, p. 3287-3296, NOV 2015. Web of Science Citations: 2. (11/10982-0, 12/24152-1, 13/16930-7, 12/24368-4)
ZIMER, ALEXSANDRO MENDES; DA SILVA, MARINA MEDINA; MACHADO, EDUARDO G.; VARELA, HAMILTON; MASCARO, LUCIA HELENA; PEREIRA, ERNESTO CHAVES. Development of a versatile rotating ring-disc electrode for in situ pH measurements. Analytica Chimica Acta, v. 897, p. 17-23, OCT 15 2015. Web of Science Citations: 3. (12/07313-1, 13/16930-7, 11/19430-0, 13/13503-0, 13/07296-2)
DA SILVA, GELSON T. S. T.; NOGUEIRA, ANDRE E.; OLIVEIRA, JESSICA A.; TORRES, JULIANA A.; LOPES, OSMANDO F.; RIBEIRO, CAUE. Acidic surface niobium pentoxide is catalytic active for CO2 photoreduction. APPLIED CATALYSIS B-ENVIRONMENTAL, v. 242, p. 349-357, MAR 2019. Web of Science Citations: 4. (16/21515-7, 15/14330-8, 16/09746-3)
PERINI, NICKSON; DELMONDE, MARCELO V. F.; RANJAN, CHINMOY; VARELA, HAMILTON. Mechanistic aspects of the comparative oscillatory electrochemical oxidation of formic acid and methanol on platinum electrode. Journal of Solid State Electrochemistry, v. 24, n. 8, SI, MAY 2020. Web of Science Citations: 1. (13/16930-7, 12/24152-1)
BORGES HONORATO, ANA MARIA; KHALID, MOHD; DAI, QUANBIN; PESSAN, LUIZ ANTONIO. Nitrogen and sulfur co-doped fibrous-like carbon electrocatalyst derived from conductive polymers for highly active oxygen reduction catalysis. Synthetic Metals, v. 264, JUN 2020. Web of Science Citations: 0. (17/00433-5)
KHALID, MOHD; HASSAN, AYAZ; HONORATO, ANA M. B.; CRESPILHO, FRANK N.; VARELA, HAMILTON. 8-Hydroxyquinoline-5-sulfonic acid on reduced graphene oxide layers as a metal-free electrode material for supercapacitor applications. JOURNAL OF ELECTROANALYTICAL CHEMISTRY, v. 847, AUG 15 2019. Web of Science Citations: 0. (13/14262-7, 15/16672-3, 13/16930-7, 16/25806-6, 17/00433-5)
ROMERO T. BUENO; OSMANDO F. LOPES; KELE T. G. CARVALHO; CAUE RIBEIRO; HENRIQUE A. J. L. MOURÃO. Semicondutores heteroestruturados: uma abordagem sobre os principais desafios para a obtenção e aplicação em processos fotoquímicos ambientais e energéticos. Química Nova, v. 42, n. 6, p. 661-675, Jun. 2019. (16/09746-3, 18/01258-5, 18/04558-0, 15/14330-8, 15/12304-0, 13/13888-0)
STEMPIEN, Z.; KHALID, M.; KOZICKI, M.; KOZANECKI, M.; VARELA, H.; FILIPCZAK, P.; PAWLAK, R.; KORZENIEWSKA, E.; SASIADEK, E.. In-situ deposition of reduced graphene oxide layers on textile surfaces by the reactive inkjet printing technique and their use in supercapacitor applications. Synthetic Metals, v. 256, OCT 2019. Web of Science Citations: 1. (13/16930-7, 17/00433-5)
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FERREIRA, G. C. A.; NAPPORN, T. W.; KOKOH, K. B.; VARELA, H.. Complex Oscillatory Kinetics in the Electro-Oxidation of Glucose on Gold. Journal of the Electrochemical Society, v. 164, n. 9, p. H1603-H1607, 2017. Web of Science Citations: 3. (13/16930-7, 12/24152-1)
LOPES, OSMANDO F.; CARVALHO, KELE T. G.; AVANSI, JR., WALDIR; MILORI, DEBORA M. B.; RIBEIRO, CAUE. Insights into the photocatalytic performance of Bi2O2CO3/BiVO4 heterostructures prepared by one-step hydrothermal method. RSC ADVANCES, v. 8, n. 20, p. 10889-10897, 2018. Web of Science Citations: 6. (15/12304-0, 13/13888-0, 16/09746-3)
GUSTAVO TOKORO; HYRLA C. L. OLIVEIRA; HAMILTON VARELA. Dinâmica complexa no sistema bromato/hipofosfito/acetona/manganês e ferroína. Química Nova, v. 30, n. 8, p. -, 2007. (05/03369-9)
STEMPIEN, Z.; KHALID, M.; KOZICKI, M.; KOZANECKI, M.; VARELA, H.; FILIPCZAK, P.; PAWLAK, R.; KORZENIEWSKA, E.; SASIADEK, E.. In-situ deposition of reduced graphene oxide layers on textile surfaces by the reactive inkjet printing technique and their use in supercapacitor applications. Synthetic Metals, v. 256, OCT 2019. Web of Science Citations: 1. (17/00433-5, 13/16930-7)
TRIPKOVIC, D. V.; POPOVIC, K. DJ.; JOVANOVIC, V. M.; NOGUEIRA, J. A.; VARELA, H.; LOPES, P. P.; STRMCNIK, D.; STAMENKOVIC, V. R.; MARKOVIC, N. M.. Tuning of catalytic properties for electrooxidation of small organic molecules on Pt-based thin films via controlled thermal treatment. JOURNAL OF CATALYSIS, v. 371, p. 96-105, MAR 2019. Web of Science Citations: 0. (15/09295-9, 13/16930-7, 17/17644-9)
GUSTAVO TOKORO; HYRLA C. L. OLIVEIRA; HAMILTON VARELA. Dinâmica complexa no sistema bromato/hipofosfito/acetona/manganês e ferroína. Química Nova, v. 30, n. 8, p. -, 2007. (05/03369-9)
PERINI, NICKSON; DELMONDE, MARCELO V. F.; RANJAN, CHINMOY; VARELA, HAMILTON. Mechanistic aspects of the comparative oscillatory electrochemical oxidation of formic acid and methanol on platinum electrode. Journal of Solid State Electrochemistry, v. 24, n. 8, SI, MAY 2020. Web of Science Citations: 1. (12/24152-1, 13/16930-7)
BORGES HONORATO, ANA MARIA; KHALID, MOHD; DAI, QUANBIN; PESSAN, LUIZ ANTONIO. Nitrogen and sulfur co-doped fibrous-like carbon electrocatalyst derived from conductive polymers for highly active oxygen reduction catalysis. Synthetic Metals, v. 264, JUN 2020. Web of Science Citations: 0. (17/00433-5)
KHALID, MOHD; HASSAN, AYAZ; HONORATO, ANA M. B.; CRESPILHO, FRANK N.; VARELA, HAMILTON. 8-Hydroxyquinoline-5-sulfonic acid on reduced graphene oxide layers as a metal-free electrode material for supercapacitor applications. JOURNAL OF ELECTROANALYTICAL CHEMISTRY, v. 847, AUG 15 2019. Web of Science Citations: 0. (13/14262-7, 15/16672-3, 13/16930-7, 16/25806-6, 17/00433-5)
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KHALID, MOHD.; HASSAN, AYAZ; HONORATO, ANA M. B.; CRESPILHO, FRANK N.; VARELA, HAMILTON. Nano-flocks of a bimetallic organic framework for efficient hydrogen evolution electrocatalysis. CHEMICAL COMMUNICATIONS, v. 54, n. 78, p. 11048-11051, OCT 7 2018. Web of Science Citations: 4. (17/00433-5, 15/16672-3, 13/16930-7, 13/14262-7, 16/25806-6)
HARTL, FABIAN W.; VARELA, HAMILTON; CUESTA, ANGEL. The oscillatory electro-oxidation of formic acid: Insights on the adsorbates involved from time-resolved ATR-SEIRAS and UV reflectance experiments. JOURNAL OF ELECTROANALYTICAL CHEMISTRY, v. 840, p. 249-254, MAY 1 2019. Web of Science Citations: 0. (13/16930-7, 17/07286-8, 14/08030-9)
PREVIDELLO, B. A. F.; FERNANDEZ, P. S.; TREMILIOSI-FILHO, G.; VARELA, H.. Oscillatory Electro-oxidation of Methanol on Platinum Single Crystal Electrodes. ELECTROCATALYSIS, v. 7, n. 4, p. 276-279, JUL 2016. Web of Science Citations: 6. (14/23073-6, 13/16930-7, 12/24152-1, 12/21204-0)
NOGUEIRA, JESSICA A.; ARIAS, IVONNE K. PENA; HANKE-RAUSCHENBACH, RICHARD; VIDAKOVIC-KOCH, TANJA; VARELA, HAMILTON; SUNDMACHER, KAI. Autonomous Voltage Oscillations in a Direct Methanol Fuel Cell. Electrochimica Acta, v. 212, p. 545-552, SEP 10 2016. Web of Science Citations: 7. (15/09295-9, 13/16930-7, 12/21204-0)
DELMONDE, M. V. F.; NASCIMENTO, M. A.; NAGAO, R.; CANTANE, D. A.; LIMA, F. H. B.; VARELA, H.. Production of Volatile Species during the Oscillatory Electro-oxidation of Small Organic Molecules. Journal of Physical Chemistry C, v. 118, n. 31, p. 17699-17709, AUG 7 2014. Web of Science Citations: 14. (12/24152-1, 09/07629-6, 09/11073-3, 11/10982-0, 09/00153-6, 12/24368-4)
SITTA, ELTON; NAGAO, RAPHAEL; KISS, ISTVAN Z.; VARELA, HAMILTON. Impact of the Alkali Cation on the Oscillatory Electro-Oxidation of Ethylene Glycol on Platinum. Journal of Physical Chemistry C, v. 119, n. 3, p. 1464-1472, JAN 22 2015. Web of Science Citations: 10. (12/24152-1, 09/07629-6)
HYRLA C. L. OLIVEIRA; TATIANE B. OLIVEIRA; HAMILTON VARELA. Dinâmica oscilatória em sistemas contendo bromato e 1,4-ciclo-hexanodiona em meio ácido: I. Efeito da temperatura. Química Nova, v. 35, n. 2, p. 348-354, 2012. (09/07629-6, 08/08198-6)
MACHADO, EDUARDO G.; VARELA, HAMILTON. Complex Dynamics in the Electro-Oxidation of Formic Acid Assisted by Hydrazine in Acidic Media. Journal of the Electrochemical Society, v. 163, n. 3, p. H186-H191, 2016. Web of Science Citations: 1. (12/07313-1, 12/24152-1, 13/16930-7)
NASCIMENTO, MELKE A.; NAGAO, RAPHAEL; EISWIRTH, MARKUS; VARELA, HAMILTON. Coupled slow and fast surface dynamics in an electrocatalytic oscillator: Model and simulations. Journal of Chemical Physics, v. 141, n. 23, DEC 21 2014. Web of Science Citations: 9. (12/24152-1, 13/16930-7, 09/07629-6, 11/10982-0, 09/00153-6, 12/24368-4)
LOPES, OSMANDO F.; VARELA, HAMILTON. Effect of Annealing Treatment on Electrocatalytic Properties of Copper Electrodes toward Enhanced CO2 Reduction. CHEMISTRYSELECT, v. 3, n. 31, p. 9046-9055, AUG 23 2018. Web of Science Citations: 2. (13/16930-7, 16/09746-3)
HARTL, FABIAN W.; ZULKE, ALANA A.; FONTE, BRUNO J.; VARELA, HAMILTON. Temperature dependence of the evolving oscillations along the electrocatalytic oxidation of methanol. JOURNAL OF ELECTROANALYTICAL CHEMISTRY, v. 800, p. 99-105, SEP 1 2017. Web of Science Citations: 3. (14/08030-9, 13/16930-7, 12/21204-0, 09/07629-6)
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VARELA‚ H.; DE ALBUQUERQUE MARANHÃO‚ S.L.; MELLO‚ R.M.Q.; TICIANELLI‚ E.A.; TORRESI‚ R.M.. Comparisons of charge compensation process in aqueous media of polyaniline and self-doped polyanilines. Synthetic Metals, v. 122, n. 2, p. 321-327, 2001.
DELMONDE, M. V. F.; NASCIMENTO, M. A.; NAGAO, R.; CANTANE, D. A.; LIMA, F. H. B.; VARELA, H.. Production of Volatile Species during the Oscillatory Electro-oxidation of Small Organic Molecules. Journal of Physical Chemistry C, v. 118, n. 31, p. 17699-17709, AUG 7 2014. Web of Science Citations: 14. (09/00153-6, 11/10982-0, 12/24368-4, 12/24152-1, 09/07629-6, 09/11073-3)
SANTOS‚ A.L.; JAY DEINER‚ L.; VARELA‚ H.. The effect of ultra-low proton concentration on the electrocatalytic reduction of nitrate over platinum. Catalysis Communications, v. 9, n. 2, p. 269-272, 2008. (04/03051-6, 05/04024-5)
COLMATI‚ F.; YOSHIOKA‚ S.A.; SILVA‚ V.L.V.B.; VARELA‚ H.; GONZALEZ‚ E.R.. Enzymatic Based Biocathode in a Polymer Electrolyte Membrane Fuel Cell.. International Journal of Electrochemical Science, v. 2, p. 195-202, 2007.
SITTA‚ E.; SANTOS‚ A.L.; NAGAO‚ R.; VARELA‚ H.. Nanogravimetric study of the complex voltammetric response in the electro-oxidation of methanol on platinum. Electrochimica Acta, v. 55, n. 2, p. 404-409, 2009. (06/04636-3, 07/06037-2)
DA SILVA, GELSON T. S. T.; CARVALHO, KELE T. G.; LOPES, OSMANDO F.; GOMES, ELIZIANA S.; MALAGUTTI, ANDREA R.; MASTELARO, VALMOR R.; RIBEIRO, CAUE; MOURAO, HENRIQUE A. J. L.. Synthesis of ZnO Nanoparticles Assisted by N Sources and their Application in the Photodegradation of Organic Contaminants. CHEMCATCHEM, v. 9, n. 19, p. 3795-3804, OCT 10 2017. Web of Science Citations: 13. (13/17639-4, 13/13888-0, 16/09746-3, 15/12304-0)
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LOPES, OSMANDO F.; CARVALHO, KELE T. G.; AVANSI, JR., WALDIR; MILORI, DEBORA M. B.; RIBEIRO, CAUE. Insights into the photocatalytic performance of Bi2O2CO3/BiVO4 heterostructures prepared by one-step hydrothermal method. RSC ADVANCES, v. 8, n. 20, p. 10889-10897, 2018. Web of Science Citations: 6. (13/13888-0, 16/09746-3, 15/12304-0)
DELMONDE, M. V. F.; SALLUM, L. F.; PERINI, N.; GONZALEZ, E. R.; SCHLOEGL, R.; VARELA, H.. Electrocatalytic Efficiency of the Oxidation of Small Organic Molecules under Oscillatory Regime. Journal of Physical Chemistry C, v. 120, n. 39, p. 22365-22374, OCT 6 2016. Web of Science Citations: 10. (13/24162-0, 12/24152-1, 13/16930-7)
NASCIMENTO, MELKE A.; VARELA, HAMILTON; GALLAS, JASON A. C.. Periodicity hubs and spirals in an electrochemical oscillator. Journal of Solid State Electrochemistry, v. 19, n. 11, p. 3287-3296, NOV 2015. Web of Science Citations: 2. (11/10982-0, 12/24152-1, 13/16930-7, 12/24368-4)
NOGUEIRA, JESSICA A.; KRISCHER, KATHARINA; VARELA, HAMILTON. Coupled Dynamics of Anode and Cathode in Proton-Exchange Membrane Fuel Cells. ChemPhysChem, v. 20, n. 22, SI, AUG 2019. Web of Science Citations: 0. (15/09295-9, 13/16930-7, 17/17644-9)
CALDERON-CARDENAS, ALFREDO; HARTL, FABIAN W.; GALLAS, JASON A. C.; VARELA, HAMILTON. Modeling the triple-path electro-oxidation of formic acid on platinum: Cyclic voltammetry and oscillations. CATALYSIS TODAY, v. 359, n. SI, p. 90-98, JAN 1 2021. Web of Science Citations: 6. (13/16930-7, 12/24152-1, 14/08030-9)
ROMANO, RAFAEL L.; OLIVEIRA, MURILO G.; VARELA, HAMILTON. The Impact of Water Concentration on the Electro-Oxidation of Methanol on Platinum. Journal of the Electrochemical Society, v. 167, n. 4, FEB 21 2020. Web of Science Citations: 0. (17/00168-0, 13/16930-7)
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KHALID, MOHD.; HONORATO, ANA M. B.; TREMILIOSI FILHO, GERMANO; VARELA, HAMILTON. Trifunctional catalytic activities of trimetallic FeCoNi alloy nanoparticles embedded in a carbon shell for efficient overall water splitting. JOURNAL OF MATERIALS CHEMISTRY A, v. 8, n. 18, p. 9021-9031, MAY 14 2020. Web of Science Citations: 0. (13/16930-7, 17/00433-5)
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