Sliding electrical contact materials are widely employed in power transmission

Table 1.
EDS examinations of CaO precipitate and Ca2Co2O5 from the aged sample.EDS spotEDS locationOCaCopt#1CaO (in blue-dotted circle area in Fig. 4)42.7342.4214.85pt#2Ca2Co2O5 (in red-dotted circle Fig. 5)53.2324.5622.21Full-size tableTable optionsView in workspaceDownload as CSV
Fig. 5. TEM images of the aged sample showing Ca2Co2O5 and nano-lamella Ca3Co4O9. (For interpretation of the references to color in this GSK-LSD1 2HCl figure legend, the reader is referred to the web version of this article.)Figure optionsDownload full-size imageDownload as PowerPoint slide
Fig. 6. Electron diffraction patterns collected (a) only from a Ca2Co2O5 phase (the red-dotted circle area in Fig. 5) and (b) from the interface region between Ca2Co2O5 and Ca3Co4O9 (the green-dotted circle area in Fig. 5).Figure optionsDownload full-size imageDownload as PowerPoint slide
Fig. 7. High resolution TEM image showing the interface region between Ca2Co2O5 and nano-lamella Ca3Co4O9 in the aged sample.Figure optionsDownload full-size imageDownload as PowerPoint slide