Oct, 31, 2024

Vol.57 No.5

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  • KISE Journal of Korean Institute of Surface Engineering
  • Volume 54(1); 2021
  • Article

Review

KISE Journal of Korean Institute of Surface Engineering 2021;54(1):12-17. Published online: Nov, 30, -0001

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DOI : 10.5695/JKISE.2021.54.1.12

Effect of concentration of H<sub>2</sub>SO<sub>4</sub> on electrochemical properties of equipped Al sacrificial anode to prevent the corrosion and discolor of silver surface

  • Shin, Byung-Hyun;Chung, Won-Sub;
    The Institute of Materials Technology, Departments of Materials Science and Engineering, Pusan National University;Departments of Materials Science and Engineering, Pusan National University;
Abstract

Among the various precious metals, silver is used in various fields because of its low price than other precious metals. However, the surface of silver remains after rain in the atmosphere containing sulfur ions and chlorine ions, causing silver corrosion

Keywords Silver;Al sacrificial anode;surface corrosion;discolor;sulfuric acid;