Fig. 2: TEC evaluation, analysis, and its effect on the cathode-electrolyte interface. | Nature Communications

Fig. 2: TEC evaluation, analysis, and its effect on the cathode-electrolyte interface.

From: Hydration-induced stiffness enabling robust thermal cycling of high temperature fuel cells cathode

Fig. 2

a TEC figure, measured by thermal dilatometer and DFT calculation results for both BCC and s-BCC-Y. b PDOS of Co and O elements for BCC and s-BCC-Y, and influence of Y-doping on Co-O bonds. c XPS for Co element of two cathode materials. d Numerical simulation of thermal stress at cathode-electrolyte interface, 600 °C. Source data for (a–c) were provided as a Source Data file.

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