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Anodic Behavior of Some Metals and Alloys in Dimethylsulfoxide and Dimethylformamide Solutions
| Content Provider | Semantic Scholar |
|---|---|
| Author | Kuntyi, Orest Olynets', V. T. Okhremchuk, E. V. |
| Copyright Year | 2001 |
| Abstract | In the present work, we propose the results of investigation of the anodic behavior of metals with different chemical and electrochemical characteristics in dimethylsulfoxide and dimethylformamide. We studied copper, silver, iron, molybdenum, platinum, aluminum, tin, titanium, 12Kh18N10T corrosionresistant steel, Cu‐Sn alloys with 5, 10, and 15% of tin, and Ag‐Cu alloys containing 45, 72, and 90% of silver. For this purpose, we recorded potentiodynamic anodic polarization curves at a scanning speed of 1.0 mV/sec with the help of a PI-50-1.1 potentiostat. We used a silver-chloride reference electrode and a standard thermostatically controlled cell (or a cell containing a source of ultrasonic field with a frequency of 50 Hz and intensity of 1 W / cm 3 mounted at the bottom). Metal specimens in the form of cylindrical rods were pressed into fluoroplastic cartridges. Prior to each test, the specimens were ground with an M-40 fine-grained emery cloth, degreased, and washed in acetone. As working media, we used reagent-grade 1 M LiNO 3 solutions in dimethylsulfoxide (DMSO) and dimethylformamide (DMFA). According to the anodic behavior of the investigated metals and alloys in DMSO and DMFA, they can be conventionally split into the following three groups: (1) electrochemically passive (aluminum, titanium, tin, and corrosion-resistant steel), (2) anodically insoluble (platinum), and |
| Starting Page | 828 |
| Ending Page | 832 |
| Page Count | 5 |
| File Format | PDF HTM / HTML |
| DOI | 10.1023/A:1015017114024 |
| Volume Number | 37 |
| Alternate Webpage(s) | https://page-one.springer.com/pdf/preview/10.1023/A:1015017114024 |
| Alternate Webpage(s) | https://doi.org/10.1023/A%3A1015017114024 |
| Language | English |
| Access Restriction | Open |
| Content Type | Text |
| Resource Type | Article |