Cover Picture: Materials and Corrosion. 10/2019

Cover: The low donor density (V_o..) of the passive fi lm determines the slow electron charge transfer rate, resulting in the slow oxygen reduction rate at the film/solution interface of Ti60, which plays an essential role in ignorable galvanic corrosion of Ti60‐H62 coupling. More detailed information can be found in: Pingping Zhao, Yingwei Song, Kaihui Dong, Dayong Shan, En‐Hou Han, Effect of passive fi lm on the galvanic corrosion of titanium alloy Ti60 coupled to copper alloy H62, Materials and Corrosion 2019 , 70, 1745.