[1] [1] BOLDRIN P, BRANDON N P. Progress and outlook for solid oxide fuel cells for transportation applications[J]. Nat Catal, 2019, 2(7): 571-577.

[2] [2] ABDALLA A M, HOSSAIN S, PETRA P M, et al. Achievements and trends of solid oxide fuel cells in clean energy field: A perspective review[J]. Front Energy, 2020, 14(2): 359-382.

[3] [3] ZHU K J, LUO B, LIU Z H, et al. Recent advances and prospects of symmetrical solid oxide fuel cells[J]. Ceram Int, 2022, 48(7): 8972-8986.

[4] [4] RUIZ-MORALES J C, MARRERO-LóPEZ D, CANALES-VáZQUEZ J, et al. Symmetric and reversible solid oxidefuel cells[J]. RSC Adv, 2011, 1(8): 1403-1414.

[5] [5] SU C, WANG W, LIU M L, et al. Progress and prospects in symmetrical solid oxide fuel cells with two identical electrodes[J]. Adv Energy Mater, 2015, 5(14): 1500188.

[6] [6] ZHANG M, DU Z H, ZHANG Y, et al. Progress of perovskites as electrodes for symmetrical solid oxide fuel cells[J]. ACS Appl Energy Mater, 2022, 5(11): 13081-13095.

[7] [7] SENGODAN S, CHOI S, JUN A, et al. Layered oxygen-deficient double perovskite as an efficient and stable anode for direct hydrocarbon solid oxide fuel cells[J]. Nat Mater, 2015, 14(2): 205-209.

[8] [8] CHOI S, SENGODAN S, PARK S, et al. A robust symmetrical electrode with layered perovskite structure for direct hydrocarbon solid oxide fuel cells: PrBa0.8Ca0.2Mn2O5+δ[J]. J Mater Chem A, 2016, 4(5): 1747-1753.

[9] [9] ZHAO L, CHEN K F, LIU Y X, et al. A novel layered perovskite as symmetric electrode for direct hydrocarbon solid oxide fuel cells[J]. J Power Sources, 2017, 342: 313-319.

[10] [10] ZHANG Y, ZHAO H L, DU Z H, et al. High-performance SmBaMn2O5+δ electrode for symmetrical solid oxide fuel cell[J]. Chem Mater, 2019, 31(10): 3784-3793.

[11] [11] ZHANG Y, ZHAO H L, ZHANG M, et al. Development of titanium-doped SmBaMn2O5+δ layered perovskite as a robust electrode for symmetrical solid oxide fuel cells[J]. Int J Hydrog Energy, 2023, 48(72): 28119-28130.

[12] [12] ZHANG Y, ZHANG B Z, ZHAO H L, et al. Electrochemical performance and structural durability of Mg-doped SmBaMn2O5+δ layered perovskite electrode for symmetrical solid oxide fuel cell[J]. Catal Today, 2021, 364: 80-88.

[13] [13] CALLE-VALLEJO F, DíAZ-MORALES O A, KOLB M J, et al. Why is bulk thermochemistry a good descriptor for the electrocatalytic activity of transition metal oxides?[J]. ACS Catal, 2015, 5(2): 869-873.

[14] [14] HONG W T, STOERZINGER K A, LEE Y L, et al. Charge-transfer-energy-dependent oxygen evolution reaction mechanisms for perovskite oxides[J]. Energy Environ Sci, 2017, 10(10): 2190-2200.

[15] [15] LEE Y L, KLEIS J, ROSSMEISL J, et al. Prediction of solid oxidefuel cell cathode activity with first-principles descriptors[J]. Energy Environ Sci, 2011, 4(10): 3966-3970.

[16] [16] PERDEW J P, WANG Y. Accurate and simple analytic representation of the electron-gas correlation energy[J]. Phys Rev B Condens Matter, 1992, 45(23): 13244-13249.

[17] [17] GEORGES A, KOTLIAR G, KRAUTH W, et al. Dynamical mean-field theory of strongly correlated fermion systems and the limit of infinite dimensions[J]. Rev Mod Phys, 1996, 68(1): 13-125.

[18] [18] GUO K, MAN Z Y, CAO Q G, et al. Effects of rare-earth substitution on the stability and electronic structure of REZnOSb (RE=La-Nd, Sm-Gd) investigated via first-principles calculations[J]. Chem Phys, 2011, 380(1-3): 54-60.

[19] [19] ZHOU W Y, ZHOU Y, TANG S Q. Formation of TiO2 nano-fiber doped with Gd3+ and its photocatalytic activity[J]. Mater Lett, 2005, 59(24-25): 3115-3118.

[20] [20] NAKAJIMA T, KAGEYAMA H, YOSHIZAWA H, et al. Ground state properties of the A-site ordered manganites, RBaMn2O6(R= La, Pr and Nd)[J]. J Phys Soc Jpn, 2003, 72(12): 3237-3242.

[21] [21] HONG W T, RISCH M, STOERZINGER K A, et al. Toward the rational design of non-precious transition metal oxides for oxygen electrocatalysis[J]. Energy Environ Sci, 2015, 8(5): 1404-1427.

[22] [22] DU Zhihong, LI Keyun, ZHAO Hailei. J Chin Ceram Soc, 2020, 48(2): 187-194.

[23] [23] DU Zhihong, LI Yuanyuan, ZHAO Hailei, et al. J Chin Ceram Soc, 2021, 49(1): 7-13.