TY - JOUR N2 - The aim of this paper was to study the corrosion behavior of Nickel – Base – Dental Alloys in Ringer biological fluid. The Nickel base alloys are widely used for medical purposes, especially for prosthetic works in the field of dentistry. The applied electrochemical methods used for corrosion investigations are Open Circuit Potential, Linear Polarization during time of immersion in order to calculate the polarization resistance and corrosion rate. Potentiodynamic Polarization diagrams was performed to appreciate the passive domain. Ni-Cr Ugirex alloy show a better corrosion resistance in Ringer solution which will be reflected in a longer life of the dental structures made with this alloy as compared to the Ni-Cr Ducinox alloy, which will result in dental structures with a shorter lifespan. The electrochemical studies has shown that the alloy have a corrosion behavior similar to a passivating alloy, displaying an extensive passivity area due to formation of an oxide film. L1 - http://journals.pan.pl/Content/123276/PDF/AMM-2022-2-18-Benea.pdf L2 - http://journals.pan.pl/Content/123276 PY - 2022 IS - No 2 EP - 533 DO - 10.24425/amm.2022.137786 KW - Corrosion KW - Biocompatibility KW - Dental alloys KW - Ringer fluid KW - Dental bridge KW - electrochemical methods A1 - Benea, L. A1 - Dragus, L. A1 - Mocanu, D. PB - Institute of Metallurgy and Materials Science of Polish Academy of Sciences PB - Committee of Materials Engineering and Metallurgy of Polish Academy of Sciences VL - vol. 67 DA - 2022.06.10 T1 - Corrosion Assessment of Nickel – Base – Dental Alloys in Ringer Biological Solution Studied by Electrochemical Techniques SP - 529 UR - http://journals.pan.pl/dlibra/publication/edition/123276 T2 - Archives of Metallurgy and Materials ER -