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Gilbert Bellanger
The destruction of the passive oxide can be caused by the action of a radionuclide, which collides with the surface of the oxide. In this case, the β−" role="presentation">??-ß-
ß
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nuclear particle produced by the decay of tritiate...
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Dongye Lv, Hanbing Liu, Qiang Miao, Wensheng Wang, Guojin Tan, Chengwei Shi and Hanjun Li
The passivation behavior of steel reinforcements in concrete is significantly influenced by the environment, concrete pore solution, and the passive film formed on the steel surface. The present study used electrochemical methods to successfully characte...
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Ángel Bacelis, Lucien Veleva, Sebastián Feliu, Jr., Marina Cabrini and Sergio Lorenzi
This study compares corrosion activities of carbon steel B450C and SS 430 (Mn in low content) exposed for 30 days in cement extract solution. Iron oxide and hydroxide were formed as corrosion products, in addition to CaCO3, in the presence of Cr2O3 on SS...
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Patrizia Bocchetta, Liang-Yu Chen, Juliana Dias Corpa Tardelli, Andréa Cândido dos Reis, Facundo Almeraya-Calderón and Paola Leo
The high specific strength, good corrosion resistance, and great biocompatibility make titanium and its alloys the ideal materials for biomedical metallic implants. Ti-6Al-4V alloy is the most employed in practical biomedical applications because of the ...
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Ulises Martin, Jacob Ress, Juan Bosch and David M. Bastidas
Electrochemical corrosion of thermo-mechanically processed (TMP) and recrystallized Fe-30Mn-5Al-0.5C twinning-induced plasticity (TWIP) steels containing 30 wt.% Mn was studied in a 1.0 wt.% NaCl electrolyte solution. The alkaline nature of the corrosion...
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Tianxiang Sun, Guosheng Huang, Ping Lv, Likun Xu and Li Ma
The change of protective current density, the formation and growth of calcareous deposits, and the evolution of passive film on 304 stainless steel (SS) were investigated at different potentials of cathodic polarization in sea water. Potentiostatic polar...
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Andrea Abreu-García, Ricardo M. Souto and Javier Izquierdo
In this paper, the applicability of Ti6Al7Nb as a more biocompatible alternative for bone and dental implants than Ti6Al4V and pure titanium in terms of corrosion resistance and electrochemical inertness is investigated. The chemical inertness and corros...
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Xian Tang, Yousef Alhaj Hamoud, Hiba Shaghaleh, Jianrong Zhao, Hong Wang, Jiajia Wang, Tao Zhao, Bo Li and Ying Lu
Soil labile organic carbon (LOC) is a valuable and sensitive parameter of the changes in soil carbon (C) pools and further affects soil structural stability. However, the influences of soil-aggregate stability on LOC fractions under erosion conditions ar...
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Patricia Jovicevic-Klug, Matic Jovicevic-Klug and Bojan Podgornik
The role of nitrogen, introduced by deep cryogenic treatment (DCT), has been investigated and unraveled in relation to induced surface chemistry changes and improved corrosion resistance of high-alloyed ferrous alloy AISI M35. The assumptions and observa...
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Madhumithra Subramanian Karthikesh, Sa Wu, Rohit Singh, Yannis Paulus, Xueding Wang and Xinmai Yang
Several studies have investigated the effect of photo-mediated ultrasound therapy (PUT) on the treatment of neovascularization. This study explores the impact of PUT on the release of the vasoactive agents nitric oxide (NO) and prostacyclin (PGI2) from t...
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Felipe Coloma, Ximena Valin, Verónica Oliveros, Paulina Vásquez, Christian Creixell, Esteban Salazar, Mihai Nicolae Ducea
Pág. 147 - 178
Permian to Triassic igneous rocks cropping out in the Coastal and Frontal cordilleras in northern Chile
between 28º00?S and 30º15?S have long been interpreted to represent products of magmatism related to an extensional
tectonic setting, either as the re...
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