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Carlos Angelo Nunes

Carlos Angelo Nunes

:email: cnunes@usp.br
:telephone_receiver: +55 12 3159 9912

Research interests: Phases diagram, Refractory Metals, Nickel-based Superalloys, Titanium and alloys, Niobium and alloys, Intermetallics, Magnesium and alloys.

Info:

Full Professor at the University of São Paulo (USP). He holds a degree in Metallurgical Engineering from the Federal University of Ouro Preto (1988), a Master’s degree in Mechanical Engineering from the State University of Campinas (UNICAMP, 1991), a PhD in Mechanical Engineering from the State University of Campinas (UNICAMP, 1997) / University of Wisconsin-Madison (USA) between 08/1994 and 09/1996. He has a postdoctoral degree from the Technische Universitat Wien (Vienna, Austria). . Senior internship at ONERA (Le center français de recherche aérospatiale), working on the development of niobium alloys for aeronautical turbines. Experience in the area of ​​Materials Engineering and Metallurgy, with emphasis on Phase Transformation, working mainly on the following topics: phase diagram, intermetallics, refractory metal alloys (Nb, Ta, Mo, W, Re), solidification, superalloys.

Recent Publications

2024

  1. Pinto da Silva, A.A.A., Ferreira, P.P., Dorini, T.T., Coelho, G.C., Nunes, C.A., & Eleno, L.T.F. (2024) Thermodynamic assessment of the Ta–Ge system supported by ab initio calculations. Calphad, 84, 102669.

    DOI: 10.1016/j.calphad.2024.102669

  2. Matos da Silva Costa, A., Machado Alves da Fonseca, F., Chaia, N., Baldan, R., Mellier, D., Faria, M.I.S.T., Cormier, J., & Nunes, C.A. (2024) B1914 Ni-Based Superalloy Properties After Solution Heat Treatment and Long-Term Exposure at High Temperature. Journal of Materials Engineering and Performance, DOI: 10.1007/s11665-024-10456-z.

    DOI: 10.1007/s11665-024-10456-z

  3. Cossu, C.M.F.A., Freitas, H.R.de, Conceição, M.O.T.da, Rodrigues, L.A., Berton, M.A.C., & Nunes, C.A. (2024) Production and Characterization of Pb-Carbon Composite for Manufacturing Metal Grids Applied in Lead-Acid Batteries. Materials Research, 27.

    DOI: 10.1590/1980-5373-mr-2024-0001

  4. Borowski, K.E., de Melo Silveira, V., Chaia, N., Wang, C., Zhao, J.-C., Nunes, C.A., & Coelho, G.C. (2024) Diffusion coefficients and atomic mobilities in the BCC phase of the Al–Nb–V system. Calphad, 85, 102699.

    DOI: 10.1016/j.calphad.2024.102699

  5. Barros, D.F., Nabil, C., Santos, J.C.P.dos, Abreu, D.A., Barros, C.S., Silveira, V.M., Nunes, C.A., & Coelho, G.C. (2024) Liquidus projection of the Al–V–Zr system. Calphad, 84, 102663.

    DOI: 10.1016/j.calphad.2024.102663

2023

  1. de Abreu, D.A., Barros, D.F., Santos, J.C.P., Borowski, K.E., Silva, A.A.A.P.da, Chaia, N., Nunes, C.A., & Coelho, G.C. (2023) Liquidus Projection of the Al-Ta-V System. Journal of Phase Equilibria and Diffusion, 44, 137–149.

    DOI: 10.1007/s11669-023-01026-2

  2. Fiorani, J.M., Badran, M., Joubert, J.M., Crivello, J.C., da Silva, A.A.A.P., Coelho, G.C., Nunes, C.A., David, N., & Vilasi, M. (2023) New approach to the compound energy formalism (NACEF) Part II. Thermodynamic modelling of the Al–Nb system supported by first-principles calculations. Calphad, 80, 102522.

    DOI: 10.1016/j.calphad.2022.102522

2022

  1. Zaidan, D.W., de Freitas, B.X., Coelho, G.C., Nunes, C.A., dos Santos, C., Ramos, E.C.T., & Ramos, A.S. (2022) The 1300 °C Isothermal Section in the Al2O3-Y2O3-Nb2O5 System. Journal of Phase Equilibria and Diffusion, 43, 393–400.

    DOI: 10.1007/s11669-022-00973-6

  2. Moraes, J.M., Chaia, N., Cotton, J.D., Coelho, G.C., & Nunes, C.A. (2022) A multi-principal element alloy combining high specific strength and good ductility. Materials Letters, 325, 132905.

    DOI: 10.1016/j.matlet.2022.132905

  3. Goulart, F.F., Ribeiro, A.A., Way, D.V., Alves, L.de S., Nunes, C.A., Ferreira, L.M., & Balestra, R.M. (2022) Study of the influence of titanium and niobium particle size on the Ti35Nb alloy production with controlled porosity. Matéria (Rio de Janeiro), 27.

    DOI: 10.1590/1517-7076-rmat-2022-0072

  4. Ferreira, L.M., Chaia, N., Coelho, G.C., & Nunes, C.A. (2022) Oxidation behavior of STA β-21S alloy and variants [Ti-xNb-yMo-5.6Al-0.5Si at%; x + y = 9.5]. Corrosion Science, 203, 110342.

    DOI: 10.1016/j.corsci.2022.110342

  5. Costa, A.M.S., Oliveira, J.P., Escobar, J.D., Salvador, C.A.F., Monteiro, M.J., Poplawsky, J.D., Nunes, C.A., Ramirez, A.J., & Tschiptschin, A.P. (2022) On the effect of elemental partitioning to secondary phases after solution and aging heat treatments in a Co-Ni-based superalloy. Materials Letters, 309, 131377.

    DOI: 10.1016/j.matlet.2021.131377

  6. Borborema, S., de Holanda Ferrer, V., Rocha, A.da C., Cossú, C.M.F.A., Nunes, A.R.V., Nunes, C.A., Malet, L., & de Almeida, L.H. (2022) Influence of Nb Addition on α″ and ω Phase Stability and on Mechanical Properties in the Ti-12Mo-xNb Stoichiometric System. Metals, 12, 1508.

    DOI: 10.3390/met12091508

  7. Barros, D.F., Santos, J.C.P., Abreu, D.A., Silva, A.A.A.P., Borowski, K.E., Chaia, N., Nunes, C.A., & Coelho, G.C. (2022) Liquidus projection of the Al-Cr-V system. Journal of Alloys and Compounds, 899, 163258.

    DOI: 10.1016/j.jallcom.2021.163258

2021

  1. dos Santos, J.C.P., da Silva, A.A.A.P., Ferreira, P.P., Dorini, T.T., de Barros, D.F., de Abreu, D.A., Eleno, L.T.F., Nunes, C.A., & Coelho, G.C. (2021) Thermodynamic modeling of the Al–Nb–V system. Calphad, 74, 102321.

    DOI: 10.1016/j.calphad.2021.102321

  2. de Freitas, B.X., Antonini, L.A., Cury, P.L.C.T., da Silva, V.L.F., Chaia, N., Tomachuk, C.R., Mathieu, S., Coelho, G.C., dos Santos, C., & Nunes, C.A. (2021) Microstructural Evolution and Electrochemical Behavior of Solution Treated, Hot Rolled and Aged MgDyZnZr Alloy. Metals, 11, 1855.

    DOI: 10.3390/met11111855

  3. Silva, A.A.A.P., Lamoglia, M.S., Silva, G., Fiorani, J.-M., David, N., Vilasi, M., Coelho, G.C., Nunes, C.A., & Eleno, L.T.F. (2021) Heat capacity measurements of the Fe2Nb and Fe7Nb6 intermetallic compounds. Journal of Alloys and Compounds, 878, 160411.

    DOI: 10.1016/j.jallcom.2021.160411

  4. Salgado, M.V.S., Chaia, N., Silva, A.L.C.R., Freitas, B.X., Costa, A.M.S., Coelho, G.C., & Nunes, C.A. (2021) High-Temperature Oxidation Behavior of High-Aluminum (Co,Ni)-Based Superalloys for Friction Stir Welding (FSW) Tools. Oxidation of Metals, 95, 203–220.

    DOI: 10.1007/s11085-020-10013-8

  5. Lourenço, J.C., Souza, L.P., Faria, M.I.S.T., Nunes, C.A., Tomachuk, C.R., & Baker, M.A. (2021) Influence of the iron content on the microstructure and electrochemical behavior of as-cast modified Inconel 625. Corrosion Science, 193, 109892.

    DOI: 10.1016/j.corsci.2021.109892

  6. Lourenc\co, J.C., and L.P Souza, Silva, G., Suzuki, P.A., Robin, A.L.M., Nunes, C.A., & Tomachuk, C.R. (2021) Effects of Solidification, Rotary Swaging and Recrystallization on the Microstructure, Crystallographic Orientation and Electrochemical Behavior of an Al-4.5 wt.% Cu Alloy. International Journal of Electrochemical Science, ArticleID:211054.

    DOI: 10.20964/2021.10.43

  7. Gonsalves, T.C., de Freitas, B.X., Nunes, C.A., & Florenzano, F.H. (2021) Reduction of Magnesium Corrosion Rate by PMMA-co-PMAA Films. Materials Research, 24.

    DOI: 10.1590/1980-5373-mr-2020-0361

  8. Glória, R.F., Chaia, N., da Cruz, A.W., Alckmin, L.B., Nunes, C.A., & Rodrigues, G. (2021) Aluminide coating on Mar-M246 nickel superalloy by halide activated pack cementation (HAPC). Surface and Coatings Technology, 411, 126999.

    DOI: 10.1016/j.surfcoat.2021.126999

  9. Dorini, T.T., de Freitas, B.X., Ferreira, P.P., Chaia, N., Suzuki, P.A., Joubert, J.-M., Nunes, C.A., Coelho, G.C., & Eleno, L.T.F. (2021) T2 phase site occupancies in the Cr–Si–B system: a combined synchroton-XRD/first-principles study. Scripta Materialia, 199, 113854.

    DOI: 10.1016/j.scriptamat.2021.113854

  10. Alkmin, L.B., Utada, S., Chaia, N., Reis, D.A., Coelho, G.C., Cormier, J., & Nunes, C.A. (2021) Creep behavior of conventional and Nb-modified as-cast MAR-M246 superalloy. Materials Science and Engineering: A, 813, 141170.

    DOI: 10.1016/j.msea.2021.141170

  11. Alkmin, L.B., Chaia, N., Utada, S., Cormier, J., Baldan, R., Coelho, G., & Nunes, C.A. (2021) High Temperature Oxidation Behavior of Conventional and Nb-Modified MAR-M246 Ni-Based Superalloy. Metallurgical and Materials Transactions A, 52, 2589–2600.

    DOI: 10.1007/s11661-021-06252-2

2020

  1. dos Santos, C., Habibe, A.F., Simba, B.G., Lins Jefferson Fabrı́cio Cardoso, de Freitas, B.X., & Nunes, C.A. (2020) CoCrMo-base Alloys for Dental Applications Obtained by Selective laser melting (SLM) and CAD/CAM Milling. Materials Research, 23.

    DOI: 10.1590/1980-5373-mr-2019-0599

  2. de Oliveira Fiorin, B., Holland, T., Ferreira, L.M., de Sousa Lucı́ola Lucena, Mariano, N.A., Nunes, C.A., Filgueira, M., & Ramos, A.S. (2020) Spark plasma sintering of Ti6Si2B-based Ti-Si-B alloys and their corrosion resistance in artificial saliva and SBF media. Materials Today Communications, 22, 100767.

    DOI: 10.1016/j.mtcomm.2019.100767

  3. da Silva Salgado, M.V., de Freitas, B.X., da Silva Costa, A.M., Pereira, V.F., Chaia, N., Faria, M.I.S.T., Coelho, G.C., & Nunes, C.A. (2020) Processing and characterization of high aluminum multicomponent (Co,Ni)-based superalloys for friction stir welding (FSW) tools. Materials Today Communications, 25, 101282.

    DOI: 10.1016/j.mtcomm.2020.101282

  4. Santos, J.C.P., Chaia, N., Borowski, K.E., da Silva, A.A.A.P., Barros, D.F., Abreu, D.A., Nunes, C.A., & Coelho, G.C. (2020) Liquidus projection of the Al–Nb–V system. Calphad, 71, 102196.

    DOI: 10.1016/j.calphad.2020.102196

  5. Santos, J.C.P., Chaia, N., Borowski, K.E., Silva, A.A.A.P., Barros, D.F., Abreu, D.A., Nunes, C.A., & Coelho, G.C. (2020) Experimental Investigation of Phase Equilibria at 1200 \textdegreeC in the Al-Nb-V System. Journal of Phase Equilibria and Diffusion, 41, 172–180.

    DOI: 10.1007/s11669-020-00802-8

  6. Junior, L.A.B., da Silva, A.A.A.P., Coelho, G.C., & Nunes, C.A. (2020) Liquidus Projection of the Zr-Si-B Ternary System. Journal of Phase Equilibria and Diffusion, 41, 123–131.

    DOI: 10.1007/s11669-020-00787-4

  7. Gigolotti, J.C.J., da Silva, A.A.A.P., Coelho, G.C., Nunes, C.A., & Joubert, J.-M. (2020) Experimental Study of the Cr-Hf-Nb System: Liquidus Projection and 1200 \textdegreeC Isothermal Section. Journal of Phase Equilibria and Diffusion, 41, 702–721.

    DOI: 10.1007/s11669-020-00838-w

  8. Costa, J.P.G.A., Barboza, M.J.R., Goldenstein, H., da Costa e Silva, A.L.V., & Nunes, C.A. (2020) Borocarbide coarsening and the effect of borocarbide particle size on Charpy V-notch impact properties of medium-carbon boron-containing steel. International Journal of Materials Research, 111, 833–841.

    DOI: 10.3139/146.111952

  9. Chaia, N., Cury, P.L., Rodrigues, G., Coelho, G.C., & Nunes, C.A. (2020) Aluminide and silicide diffusion coatings by pack cementation for Nb-Ti-Al alloy. Surface and Coatings Technology, 389, 125675.

    DOI: 10.1016/j.surfcoat.2020.125675

  10. Chaia, N., Cossu, C.M., Parrisch, C.J., Cotton, J.D., Coelho, G.C., & Nunes, C.A. (2020) Growth Kinetics of TiAl3 Diffusion Coating by Pack Cementation on Beta 21-S. Journal of Phase Equilibria and Diffusion, 41, 181–190.

    DOI: 10.1007/s11669-020-00819-z

  11. Abreu, D.A., Silva, A.A.A.P., Santos, J.C.P., Barros, D.F., Barros, C.S., Chaia, N., Nunes, C.A., & Coelho, G.C. (2020) Liquidus projection of the Al–Ti–Zr system. Journal of Alloys and Compounds, 849, 156463.

    DOI: 10.1016/j.jallcom.2020.156463

Faculty