[1] [1] CHEN Q, QIU Q, YAN X, et al. A compact and seal-less direct carbon solid oxide fuel cell stack stepping into practical application[J]. Appl Energy, 2020, 278: 115657.

[2] [2] KWON O H, CHOI G M. Electrical conductivity of thick film YSZ[J]. Solid State Ion, 2006, 177(35/36): 3057-3062.

[3] [3] HAGEN A, BARFOD R, HENDRIKSEN P V, et al. Degradation of anode supported SOFCs as a function of temperature and current load[J]. J Electrochem Soc, 2006, 153(6): A1165.

[4] [4] GAO Z, ZENOU V Y, KENNOUCHE D, et al. Solid oxide cells with zirconia/ceria Bi-Layer electrolytes fabricated by reduced temperature firing[J]. J Mater Chem A, 2015, 3(18): 9955-9964.

[5] [5] PARK B K, SCIPIONI R, BARNETT S A. Enhancement of Ni-(Y2O3)0.08(ZrO2)0.92 fuel electrode performance by infiltration of Ce0.8Gd0.2O2?δ nanoparticles[J]. J Mater Chem A, 2020, 8(7): 4099-4106.

[8] [8] MOON H, KIM S D, PARK E W, et al. Characteristics of SOFC single cells with anode active layer via tape casting and co-firing[J]. Int J Hydrogen Energy, 2008, 33(11): 2826-2833.

[9] [9] KONG J, SUN K, ZHOU D, et al. Ni-YSZ gradient anodes for anode-supported SOFCs[J]. J Power Sources, 2007, 166(2): 337-342.

[11] [11] WANG W, LIU Z, ZHANG Y, et al. A direct carbon solid oxide fuel cell stack on a single electrolyte plate fabricated by tape casting technique[J]. J Alloys Compd, 2019, 794: 294-302.

[12] [12] YU F, XIAO J, LEI L, et al. Effects of doping alumina on the electrical and sintering performances of yttrium-stabilized-zirconia[J]. Solid State Ion, 2016, 289: 28-34.

[13] [13] XIAO J, HAN Q, YU F, et al. Co-precipitation synthesis of alumina doped yttria stabilized zirconia[J]. J Alloys Compd, 2018, 731: 1080-1088.

[14] [14] ZHANG Y, YU F, WANG X, et al. Direct operation of Ag-based anode solid oxide fuel cells on propane[J]. J Power Sources, 2017, 366: 56-64.

[15] [15] YAN X, ZHOU M, ZHANG Y, et al. An all-solid-state carbon-air battery reaching an output power over 10 W and a specific energy of 3600 Wh·kg?1[J]. Chem Eng J, 2021, 404: 127057.