Chencheng YE, Jiahui GENG, Junjun XIE, Xiao LIN, Zhenya LI, Wenjie BIAN, Linjuan ZHANG, Yajing WANG, Jianqiang WANG. Aqueous tape casting technology of NiO-YSZ electrode for solid oxide cells[J]. NUCLEAR TECHNIQUES, 2022, 45(10): 100501
- NUCLEAR TECHNIQUES
- Vol. 45, Issue 10, 100501 (2022)
Fig. 1. Preparation flow chart of the SOC
Fig. 2. Slurry clarification index diagram (a) and variation of slurry clarification index with time (b) of two kinds of NiO-YSZ water-based slurry
Fig. 3. Relaxation time of two kinds of NiO-YSZ water-based slurry
Fig. 4. Viscosity (a) and rheological curves (b) of two kinds of NiO-YSZ water-based slurry
Fig. 5. Surface micro-morphology of two kinds of slurries and Cell count of NiO and YSZ in two water-based slurries(a, c) Ink 1#, (b, d) Ink 2#
Fig. 6. Electrochemical performance and electrochemical impedance spectroscopy of large size SOC prepared by two kinds of slurry at 750 ℃ (Hydrogen electrode side: H2 810 sccm, Oxygen electrode side: Air 2 430 sccm )
Fig. 7. Electrochemical performance (a) and electrochemical impedance spectroscopy (b) of large-size SOC prepared by two kinds of slurry at 750 ℃ (Hydrogen electrode side: H2 500 sccm and O2 225 sccm, Oxygen electrode side: Air 1 500 sccm)
Fig. 8. SEM image of the cross section microstructure of large size SOC after testing
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Table 1. Formulation of Hydrogen electrode support (wt%)
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