Capes Honorable Mention

Thesis by Cátia Liane Ücker (08/19/2022), titled “Nb2O5 applied in photocatalytic processes for the degradation of Rhodamine B: influence of composition, structure, and synthesis method,” which received an Honorable Mention in the prestigious 2023 Capes Thesis Award. Under the guidance of professors Sergio da Silva Cava and Cristiane Wienke Raubach, Dr. Cátia investigated photocatalytic processes for the degradation of organic compounds, representing a significant advancement in the field of Materials.

II Meeting of Materials Science Researchers in Uruguay

Presented and Awarded Works

• “Synthesis and characterization of potassium niobate nanofibers”
  Authors: Gian F.R. Paganotto, Viviane G. Marques, Francielen S.M. Rodrigues, Cátia L. Ücker, Cristiane W. Raubach, Sérgio S. Cava.
  This work addresses the synthesis and characterization of potassium niobate nanofibers, with applications in electronics and catalysts.
• “Al2O3@Nb2O5 materials for the catalytic wet air oxidation of Phenol”
  Authors: Fábio C. Riemke, Cátia Ucker, Bruno Rosa, Milena Cerveira, Lucas da Silva Rodrigues, Mateus G. Masteghin, Mahdi Bourassi, Catherine Especel, Gwendoline Lafaye, Laurence Vivier, Cristiane W. Raubach, Neftali L.V. Carreño.
  Developed in collaboration with the Université de Poitiers (France), this research investigates composite materials for the catalytic oxidation of phenol, with environmental and industrial applications. The study was made possible by the CAPES-COFECUB Project and cotutelle agreements, integrating internationalization efforts of the PPGCEM.
• “Synthesis of TiNb2O7 via microwave-assisted hydrothermal route for photocatalytic applications”
  Authors: Renato de Gouveia Cantoneiro, Cátia Liane Ucker, Sergio da Silva Cava, Cristiane Wienke Raubach.
  This work presents an innovative route for the synthesis of TiNb2O7, a promising material for photocatalysis and sustainable technologies.

Awards received by doctoral student Daiane Fernandes Gonçalves, under the guidance of Professor Sergio Cava:

• Bernhard Gross Award from the Brazilian Materials Research Society.
• 2nd place in the “Your Thesis in 3 Minutes (3MT)” challenge at the Federal University of Pelotas.

XXVI Postgraduate Meeting (2024)

• Lucas Minghini Gonçalves, on “Monitoring Epinephrine, Norepinephrine, and Tyrosine Using Modified LIG Electrochemical Chip Sensors for Rapid Analysis.”
• Renato de Gouveia Cantoneiro, supervised by Prof. Cristiane Wienke Raubach, on “Analysis of the Photocatalytic Potential of TiNb2O7 Obtained via Microwave-Assisted Solvothermal Route (SAM).”
• Marlon Bender Bueno Rodrigues, supervised by Prof. André Luiz Missio, on “Purification of Tannic Extracts Applied as Corrosion Inhibitors in AISI 1045 Carbon Steel.”
• Chaiani Battisti, supervised by Prof. Mateus Meneghetti Ferrer, on “Characterization of Materials Used by Artist Victor Scharf Through Archaeometric Techniques.”
• Daiane Fernandes Gonçalves, supervised by Prof. Sergio da Silva Cava, on “Cu (II)-Doped NaNbO3 Nanorods: Enhanced Photocatalytic and Antibacterial Activities,” were recognized.
• Francescole Borges Cardoso, supervised by Prof. Alice Gonçalves Osório, presented the work “Optimization of Methodology for the Production of CNTY.”

XXV Postgraduate Meeting (2023)

• Naurienni Dutra Freitas, supervised by Prof. Amanda Dantas de Oliveira, on “Sustainable Coating Strategies: The Potential of Post-Consumer Polystyrene-Based Resin Applied on Cork Agglomerate Surfaces.”
• Daniele Ferreira Lopes, supervised by Prof. Cesar Antonio Oropesa Avellaneda, on “Response Surface Methodology (Box-Behnken) for Optimization of Fly Ash Concrete Mix Design.”

XXIV Postgraduate Meeting (2022)

• Rafaela Moreira Javier Lemos, supervised by Prof. Cesar Antonio Oropesa Avellaneda, on “Development of Pectin-PVA Polymer Blend Electrolytes for Smart Windows.”

XXIV Postgraduate Meeting at the Federal University of Pelotas (2021)

• Daiane Fernandes, supervised by Prof. Sergio da Silva Cava, titled “Sodium Niobate (NaNbO3) Nanoparticles and Their Photocatalytic Activity.”