Zobrazeno 1 - 10
of 206
pro vyhledávání: '"Ricardo M. Souto"'
Autor:
Mara Cristina Lopes de Oliveira, Rejane Maria Pereira da Silva, Ricardo M. Souto, Renato Altobelli Antunes
Publikováno v:
Journal of Magnesium and Alloys, Vol 12, Iss 8, Pp 3062-3093 (2024)
Understanding the interaction between cyclic stresses and corrosion of magnesium (Mg) and its alloys is increasingly in demand due to the continuous expansion of structural applications of these materials. This review is dedicated to exploring the co
Externí odkaz:
https://doaj.org/article/26fafa83c8a7440fb80d8bd84d0a2a48
Publikováno v:
npj Materials Degradation, Vol 7, Iss 1, Pp 1-10 (2023)
Abstract The scanning vibrating electrode technique was employed to monitor the in situ localised electrochemical activity on aluminium alloy 2024-T3 at the free corrosion potential in aggressive NaCl solutions with and without corrosion inhibitors 2
Externí odkaz:
https://doaj.org/article/f7e9ad8a739b41db9e71e16b112267bc
Autor:
Marilia Fernandes Bolsanello, Andrea Abreu García, Luciana Xavier da Cruz Lima, Bruno Kneipel Neto, Jetson Lemos Ferreira, Jesualdo Luiz Rossi, Isolda Costa, Ricardo M. Souto, Javier Izquierdo
Publikováno v:
Materials, Vol 17, Iss 7, p 1679 (2024)
Corrosion processes at cut edges of galvanized steels proceed as highly localized electrochemical reactions between the exposed bulk steel matrix and the protective thin metallic coating of a more electrochemically active material. Scanning microelec
Externí odkaz:
https://doaj.org/article/fb954174d0674205b999268269e8c207
Publikováno v:
Metals, Vol 13, Iss 12, p 1965 (2023)
Chemical imaging of corrosion processes involving copper species using scanning electrochemical microscopy has been hampered by the lack of soluble oxidation states for copper that can be achieved by amperometric conversion at the tip. Indeed, the on
Externí odkaz:
https://doaj.org/article/fc72e56bab42400a860a7d1b3de955de
Publikováno v:
npj Materials Degradation, Vol 6, Iss 1, Pp 1-5 (2022)
Abstract Titanium and its alloys have been widely used for clinical applications because of their biocompatibility and exceptional chemical inertness, in addition to their outstanding osseointegration characteristics. They are well known to form a ro
Externí odkaz:
https://doaj.org/article/1728814d7b5f4554a1be666cf6ea00bc
Autor:
Leandro Antonio de Oliveira, Rejane Maria Pereira da Silva, Andrea Cecilia Dorion Rodas, Ricardo M. Souto, Renato Altobelli Antunes
Publikováno v:
Journal of Materials Research and Technology, Vol 9, Iss 6, Pp 14754-14770 (2020)
This work investigates the effect of current density on the surface chemistry, film morphology, cytotoxic response, global and local electrochemical behaviors of AZ31B alloy anodized in 1.0 M NaOH + 0.5 M Na2SiO3 solution. Three different current den
Externí odkaz:
https://doaj.org/article/8d341f3592ed42728f73c1e1f96ae87e
Autor:
Juan J. Santana, Natalia Rodríguez-Brito, Concepción Blanco-Peñalver, Vicente F. Mena, Ricardo M. Souto
Publikováno v:
Materials, Vol 15, Iss 23, p 8352 (2022)
In this work, the properties of concrete modified with dosages of natural pozzolans (NP) in substitution of cement or superfine aggregates were evaluated. Proportions of 20/80 pozzolan/cement or pozzolan/superfine aggregates were selected for the add
Externí odkaz:
https://doaj.org/article/35a3e0758d1c4382a25fd6ec9de072ab
Autor:
Dániel Filotás, Javier Izquierdo, Bibiana M. Fernández-Pérez, Lívia Nagy, Géza Nagy, Ricardo M. Souto
Publikováno v:
Molecules, Vol 27, Iss 7, p 2167 (2022)
Spatially resolved information on corrosion reactions operating at the cut edges of coated metals can be obtained using microelectrochemical scanning techniques using a suitable selection of operation modes and scanning probes. The scanning vibrating
Externí odkaz:
https://doaj.org/article/062b79223a0b40f9ada69ec2a38f574a
Autor:
Rejane M. P. da Silva, Javier Izquierdo, Mariana X. Milagre, Abenchara M. Betancor-Abreu, Isolda Costa, Ricardo M. Souto
Publikováno v:
Sensors, Vol 21, Iss 4, p 1132 (2021)
Amperometric and potentiometric probes were employed for the detection and characterization of reactive sites on the 2098-T351 Al-alloy (AA2098-T351) using scanning electrochemical microscopy (SECM). Firstly, the probe of concept was performed on a m
Externí odkaz:
https://doaj.org/article/c8621ee400544678968cf43b1be831b7
Autor:
Miriam C. Rodríguez González, Maximina Luis-Sunga, Ricardo M. Souto, Alberto Hernández Creus, Elena Pastor, Gonzalo García
Publikováno v:
Molecules, Vol 26, Iss 2, p 471 (2021)
The increasing demand for raising the reliability of electronic contacts has led to the development of methods that protect metal surfaces against atmospheric corrosion agents. This severe problem implies an important economic cost annually but small
Externí odkaz:
https://doaj.org/article/8327b399c32c4fd388e7779caec59339