Search Results - "Cardoso, R.P."

AISI 420 martensitic stainless steel corrosion resistance enhancement by low-temperature plasma carburizing by Scheuer, C.J., Possoli, F.A.A., Borges, P.C., Cardoso, R.P., Brunatto, S.F.

“…Corrosion resistance of plasma carburized AISI 420 martensitic stainless steel was evaluated by cyclic polarization test in 3.5% NaCl solution. Two distinct…”
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Low-temperature plasma nitrocarburizing of the AISI 420 martensitic stainless steel: Microstructure and process kinetics by Anjos, A.D., Scheuer, C.J., Brunatto, S.F., Cardoso, R.P.

“…Low-temperature plasma nitrocarburizing was performed in order to study the effect of treatment temperature and time on the microstructure, mechanical…”
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Low-temperature plasma carburizing of AISI 420 martensitic stainless steel: Influence of gas mixture and gas flow rate by Scheuer, C.J., Cardoso, R.P., Zanetti, F.I., Amaral, T., Brunatto, S.F.

“…Low-temperature plasma carburizing was studied aiming to determine the effect of the gas mixture and flow rate on the surface properties of AISI 420…”
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Phytochemical Characterization, Antimicrobial Activity, and Antioxidant Potential of Equisetum hyemale L. (Equisetaceae) Extracts by de Queiroz, Geisiany M, Politi, Flávio A S, Rodrigues, Edvânio R, Souza-Moreira, Tatiana M, Moreira, Raquel R D, Cardoso, Cássia R P, Santos, Lourdes C, Pietro, Rosemeire C L R

“…Equisetum hyemale species is considered a medicinal plant used in the form of infusions to combat infectious or inflammation diseases and also diuretic…”
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Tribocorrosion behavior of low-temperature plasma-carburized AISI 420 martensitic stainless steel: Investigating the synergy between corrosion and erosion in slurry and liquid impingement environments by Mainardi, V.A., Cardoso, R.P., Brunatto, S.F., Scheuer, C.J.

“…Erosion-corrosion is a significant concern across industries, impacting equipment lifespan and efficiency. When erosion-corrosion occurs, the resulting damage…”
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Behavior of the reversed austenite in CA-6NM martensitic stainless steel under cavitation by Santos, L.L., Cardoso, R.P., Brunatto, S.F.

“…As-hardened (fully martensitic) and as-tempered (with 14 ± 2% reversed austenite in a martensitic matrix) samples were subjected to cavitation testing in order…”
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Slurry and liquid impingement erosion behavior of low-temperature plasma carburized AISI 420 martensitic stainless steel by Mainardi, V.A., Cardoso, R.P., Brunatto, S.F., Scheuer, C.J.

“…The impact of plasma carburizing treatment on the erosion wear resistance of AISI 420 martensitic stainless steel (MSS) was studied. Experiments were carried…”
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Direct correlation between martensitic transformation and incubation-acceleration transition in solution-treated AISI 304 austenitic stainless steel cavitation by Santos, L.L., Cardoso, R.P., Brunatto, S.F.

“…This work shows in details how the γ→α′(ε) (austenite (γ), martensite (α′, ε)) strain-induced martensitic transformation affects the cavitation erosion…”
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Tribological performance of low-temperature plasma carburized AISI 420 martensitic stainless steel by Scheuer, C.J., Silva, L.J., das Neves, J.C.K., Cardoso, R.P., Brunatto, S.F.

“…Plasma carburizing has emerged as a potent technique for improving the wear resistance of stainless steels, and sustaining or improving corrosion resistance…”
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Cavitation erosion resistance enhancement of martensitic stainless steel via low-temperature plasma carburizing by da S. Severo, F., Scheuer, C.J., Cardoso, R.P., Brunatto, S.F.

“…This work presents the potential of low-temperature plasma carburizing treatments for improving the cavitation erosion resistance of martensitic stainless…”
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Sources of sedimentary organic matter and assessment of heavy-metal levels in estuarine sediments after Fundão dam breach by Felizardo, J.P., Muniz, M.C., Vezzone, M., Cardoso, R.P., Wasserman, J., Padilla, R., Migliori, A., Anjos, R.M.

“…Mining tailing is one of many anthropogenic stressors affecting estuarine systems around the world. On the November 5, 2015, the Fundão dam breached, releasing…”
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Martensite coarsening in low-temperature plasma carburizing by Brunatto, S.F., Scheuer, C.J., Boromei, I., Martini, C., Ceschini, L., Cardoso, R.P.

“…This work shows microstructural evidences of morphological transformation from as-hardened martensite to C-expanded martensite as a result of the…”
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Dry sliding behavior (block-on-ring tests) of AISI 420 martensitic stainless steel, surface hardened by low temperature plasma-assisted carburizing by Angelini, V., Boromei, I., Martini, C., Scheuer, C.J., Cardoso, R.P., Brunatto, S.F., Ceschini, L.

“…This paper reports on the dry sliding behavior (block-on-ring tests) of Low-Temperature Plasma Carburized (LTPC) AISI 420 martensitic stainless steel, treated…”
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AISI 420 martensitic stainless steel low-temperature plasma assisted carburizing kinetics by Scheuer, C.J., Cardoso, R.P., Mafra, M., Brunatto, S.F.

“…The present paper reports the experimental results on martensitic stainless steel low-temperature plasma assisted carburizing kinetics. The treatments were…”
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Low temperature plasma carburizing of martensitic stainless steel by Scheuer, C.J., Cardoso, R.P., Pereira, R., Mafra, M., Brunatto, S.F.

“…The present work reports results of successful low temperature plasma carburizing of martensitic stainless steel carried out in dc abnormal glow discharge…”
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Post-caldera evolution of Deception Island (Bransfield Strait, Antarctica) over Holocene timescales by Muniz, M.C., Anjos, R.M., Cardoso, R.P., Rosa, L.H., Vieira, R., Marotta, H., Macario, K., Ayres Neto, A., Felizardo, J.P., Barboza, C.D.N., Rodrigues, L.F., Alves, E.Q.

“…The study of palaeoclimatic changes in fast warming regions can contribute to the understanding of the forcing mechanisms responsible for the global changes…”
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Flow transition in a small scale microwave plasma jet at atmospheric pressure by Arnoult, G., Cardoso, R. P., Belmonte, T., Henrion, G.

“…A small-scale microwave postdischarge at atmospheric pressure is studied. Its shape evolves from a straight beam of light to a diverging cone. By using the…”
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Growth of ruthenium dioxide nanostructures by micro-afterglow oxidation at atmospheric pressure by Kuete Saa, D., Cardoso, R.P., Kosior, F., Al Taweel, A., Gries, T., Laminsi, S., Belmonte, T.

“…Various ruthenium dioxide nanostructures were grown locally by the oxidation of ruthenium samples with an Ar-O2 microwave micro-afterglow operated at…”
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A composite Bayesian optimisation framework for material and structural design by Cardoso Coelho, R.P., Carvalho Alves, A. Francisca, Nogueira Pires, T.M., Andrade Pires, F.M.

“…In this contribution, a new design framework leveraging Bayesian optimisation is developed to enhance the efficiency and quality of material and structural…”
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Strong evidences of tempered martensite-to-nitrogen-expanded austenite transformation in CA-6NM steel by Allenstein, A.N., Cardoso, R.P., Machado, K.D., Weber, S., Pereira, K.M.P., dos Santos, C.A.L., Panossian, Z., Buschinelli, A.J.A., Brunatto, S.F.

“…The present work reports strong evidences of the transformation from tempered martensite to nitrogen-expanded austenite in low-temperature plasma nitrided…”
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