• Energy distribution of secondary electrons from gold on teflon-FEP 

  Pintão, Carlos Alberto Fonzar (IEEE Transactions on Dielectrics and Electrical Insulation, 2016) [Artigo]

  This paper presents results of the spectrum of energy of secondary electrons for the energies of perpendicularly incident electrons of 0.4 keV, 2.0 keV, or 3.5 keV in a gold surface deposited on a substratum of Teflon-FEP. ...

• Plasma electrolytic oxidation up to four-steps performed on niobium and Nb-Ti alloys 

  Pereira, Bruno Leandro; Lepienski, Carlos Maurício; Seba, Viviane; Nugent, Michael J.D.; Torres, Ricardo; Kuroda, Pedro Akira Bazaglia ; Grandini, Carlos Roberto ; Soares, Paulo (Surface and Coatings Technology, 2022) [Artigo]

  Plasma electrolytic oxidation (PEO) of up to four steps were performed on Niobium (Nb), and binary Niobium-Titanium alloys (Nbx-Ti, x = 50%, 90 wt.%), and the resulting oxidized surfaces were compared to their respective ...

• The Influence of Thermomechanical Treatments on the Structure, Microstructure, and Mechanical Properties of Ti-5Mn-Mo Alloys 

  Lourenço, Mariana Luna ; Pontes, Fenelon Martinho Lima ; Grandini, Carlos Roberto (Metals, 2022) [Artigo]

  With the increase in the world’s population, the rising number of traffic accidents, and the increase in life expectancy, the need for implants, dental work, and orthopedics is growing ever larger. Researchers are working ...

• Effect of temperature on thermal oxidation behavior of biomedical Ti-Zr-Mo alloys 

  Correa, D. R.N.; Grandini, C. R. ; Rocha, L. A.; Proença, J. P. ; Sottovia, L. ; Cruz, N. C. ; Rangel, E. C. ; Hanawa, T. (Journal of Alloys and Compounds, 2022) [Artigo]

  In this study, the effect of temperature on the morphology, crystal structure, chemical composition, roughness, wettability, Vickers microhardness, and corrosion resistance of thermally oxidized Ti-15Zr-xMo (x = 0, 5, 10, ...

• Synthesis and characterization of self-organized TiO2 nanotubes grown on Ti-15Zr alloy surface to enhance cell response 

  Konatu, R. T. ; Domingues, D. D. ; Escada, A. L.A. ; Chaves, J. A.M.; Netipanyj, M. F.D.; Nakazato, R. Z. ; Popat, K. C.; Grandini, C. R. ; Alves Claro, A. P.R. (Surfaces and Interfaces, 2021) [Artigo]

  In recent years, studies have been shown that the presence of TiO2 nanotubes on the titanium alloy surfaces could induce the enhancement of the cell adhesion on the titanium alloys surface. In the present study, the cell ...

• Introduction to celebrating Latin American talent in chemistry 

  Merino, Gabriel; Fernández-Herrera, María A.; Soler-Illia, Galo J. A. A.; Zarbin, Aldo J. G.; Zuin, Vânia G.; Chamorro, Eduardo; de Oliveira, Luciana G.; Mesko, Márcia Foster; Fraga, Cesar; Ibarra Alvarado, Ilich A. et al. (RSC Advances, 2021) [Resenha]

• Modified Synthesis and Physicochemical Characterization of a Bioglass-Based Composite for Guided Bone Regeneration 

  Silva, Marcos José Da; Alves, Wellington; Graeff, Carlos Frederico De Oliveira ; D'Alpino, Paulo Henrique Perlatti (Scientific World Journal, 2021) [Artigo]

  Objectives. Bioglass composites and polymers are materials of great interest for the medical and dental areas due to their properties, combining the bioactivity of ceramic materials and the mechanical properties of polymers. ...

• A strategy towards melanin-based functional material: RGO and sulfonated melanin composites 

  Bregadiolli, Bruna Andressa ; Paulin, João Vitor ; Albano, Luiz Gustavo Simão; Martins, Lucas Michelão ; De Camargo, Davi Henrique Starnini; Da Silva-Filho, Luiz Carlos ; Bufon, Carlos Cesar Bof ; Graeff, Carlos Frederico De Oliveira (Journal of Materials Chemistry C, 2021) [Artigo]

  Melanin is a natural pigment and is one of the most promising materials in the emerging field of bioelectronics. The low conductivity of this class of materials is a limiting factor to their implementation in electronics. ...

• Development of novel as-cast Ti-Mo-Zr alloys for biomedical applications 

  Rodrigues, Israel Ramos ; De Lima Lopes, Renan Eduardo ; Grandini, Carlos Roberto (Materials Research, 2021) [Artigo]

  Titanium is one of the most utilized metals for orthopedic implants. This element has excellent mechanical and biological properties. As a strategy to develop a new system of alloys that do not cause health problems to the ...

• Glossary of terms relating to electronic, photonic and magnetic properties of polymers (IUPAC Recommendations 2021) 

  Vohlídal, Jiří; Graeff, Carlos F. O. ; Hiorns, Roger C.; Jones, Richard G.; Luscombe, Christine; Schué, François; Stingelin, Natalie; Walter, Michael G. (Pure and Applied Chemistry, 2022) [Artigo]

  These recommendations are specifically for polymers and polymer systems showing a significant response to an electromagnetic field or one of its components (electric field or magnetic field), i.e., for electromagnetic-fi ...

• Bonding Reactions of Dental Self-Adhesive Cements with Synthetic Hydroxyapatite as a Function of the Polymerization Protocol 

  Borges, Roger; Graeff, Carlos Frederico De Oliveira ; Marchi, Juliana; D'Alpino, Paulo Henrique Perlatti (Scientific World Journal, 2021) [Artigo]

  Objectives. This study evaluated the influence of the cement composition and different polymerization protocols on the bonding chemical interaction of self-adhesive cements with synthetic hydroxyapatite. Materials and ...

• Pro-angiogenic approach for skeletal muscle regeneration 

  Floriano, Juliana Ferreira ; Emanueli, Costanza; Vega, Sofia ; Barbosa, Angélica Mércia Pascon ; Oliveira, Rafael Guilen de ; Floriano, Emerson Aparecido Ferreira; Graeff, Carlos Frederico de Oliveira ; Abbade, Joelcio Francisco ; Herculano, Rondinelli Donizete ; Sobrevia, Luis et al. (Biochimica et Biophysica Acta - General Subjects, 2022) [Artigo]

  The angiogenesis process is a phenomenon in which numerous molecules participate in the stimulation of the new vessels' formation from pre-existing vessels. Angiogenesis is a crucial step in tissue regeneration and recovery ...

• From nature to organic (bio)electronics: a review on melanin-inspired materials 

  Paulin, João V. ; Graeff, Carlos F. O. (Journal of Materials Chemistry C, 2021) [Resenha]

  Melaninis a generic term evoked for a broad class of indole/quinone-based natural pigments, mainly known for its primary role in photoprotection. Throughout the last couple of decades, melanin and melanin-like materials ...

• Suitability of Ti–Zr Alloy for Dental Implants: Tribocorrosion Investigation 

  Ampadi Ramachandran, Remya; Barão, Valentim A. R.; Matos, Adaías Oliveira; Cordeiro, Jairo Matozinho; Grandini, Carlos R. ; Sukotjo, Cortino; Mathew, Mathew T. (Journal of Bio- and Tribo-Corrosion, 2021) [Artigo]

  The dental implant failures and clinical complications have been increasing, and there is considerable interest in using alternative materials to replace commercially pure titanium (cpTi). This study identifies the ideal ...

• Effect of titanium addition on the structure, microstructure, and selected mechanical properties of as-cast Zr-25Ta-xTi alloys 

  Kuroda, Pedro Akira Bazaglia; Pedroso, Barbara Letícia Tomaz ; Pontes, Fenelon Martinho Lima ; Grandini, Carlos Roberto (Metals, 2021) [Artigo]

  Ti alloys are the most used metallic materials in the biomedical field due to their excellent biocompatibility associated with good corrosion resistance in body fluids and relatively low elastic modulus. However, the alloys ...

• Human mesenchymal stem cells seeded on the natural membrane to neurospheres for cholinergic-like neurons 

  Stricker, Priscila Elias Ferreira; de Souza Dobuchak, Daiany; Irioda, Ana Carolina; Mogharbel, Bassam Felipe; Franco, Celia Regina Cavichiolo; de Souza Almeida Leite, José Roberto; de Araújo, Alyne Rodrigues; Borges, Felipe Azevedo ; Herculano, Rondinelli Donizetti ; de Oliveira Graeff, Carlos Frederico et al. (Membranes, 2021) [Artigo]

  This study aimed to differentiate human mesenchymal stem cells (hMSCs) from the human umbilical cord in cholinergic-like neurons using a natural membrane. The isolation of hMSCs from Wharton’s jelly (WJ) was carried out ...

• Anomalous diode behavior of Cu2S/SnO2 p–n junction 

  Lima, João V. M. ; Santos, Stevan B. O. ; Silva, Rafael A. ; Boratto, Miguel H. ; Graeff, Carlos F. O. ; Scalvi, Luis V. A. (Journal of Materials Science: Materials in Electronics, 2021) [Artigo]

  Cu-doped SnO2 thin films present application as a gas sensor in H2S atmosphere, since the conductivity of SnO2 is increased due to the transformation of Cu into Cu2−xS. Based on this mechanism, a p–n Cu2S/SnO2 heterojunction ...

• Influence of Dentin Priming with Tannin-Rich Plant Extracts on the Longevity of Bonded Composite Restorations 

  Polassi, Mackeler Ramos; Oliveira, Thales de Sá; de Carvalho, Ana Calheiros; Medeiros, Lívia Soman de Medeiros; Veiga, Thiago André Moura; Graeff, Carlos Frederico de Oliveira ; González, Alejandra Hortencia Miranda ; Marcucci, Maria Cristina ; Grecco, Simone Dos Santos; D'Alpino, Paulo Henrique Perlatti (TheScientificWorldJournal, 2021) [Artigo]

  Objective: This in vitro study evaluated the influence of bioactive plant extracts as dentin biomodifying agents to improve the longevity of bonded restorations. For that, plant extracts were applied to the dentin surface ...

• Protecting operations on qudits from noise by continuous dynamical decoupling 

  De Jesus Napolitano, Reginaldo; Fanchini, Felipe Fernandes ; Da Silva, Adonai Hilario; Bellomo, Bruno (Physical Review Research, 2021) [Artigo]

  We develop a procedure of generalized continuous dynamical decoupling (GCDD) for an ensemble of d-level systems (qudits), allowing one to protect the action of an arbitrary multiqudit gate from general noise. We first ...

• Unveiling phase transitions with machine learning 

  Canabarro, Askery; Fanchini, Felipe Fernandes ; Malvezzi, André Luiz ; Pereira, Rodrigo; Chaves, Rafael (Physical Review B, 2019) [Artigo]

  The classification of phase transitions is a central and challenging task in condensed matter physics. Typically, it relies on the identification of order parameters and the analysis of singularities in the free energy and ...

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