[1] Steele B C H. Fuel-cell technology:-running on natural gas. Nature, 1999, 400(6745): 619-621.[2] Azad S, Marina O A, Wang C M, et al. Nanoscale effects on ion conductance of layer-by-layer structures of gadolinia-doped ceria and zirconia. Appl. Phys. Lett., 2005, 86(13): 131906-131908.[3] Wang C M, Engelhard M H, Azad S, et al. Distribution of oxygen vacancies and gadolinium dopants in ZrO2-CeO2 multi-layer films grown on α-Al2O3. Solid State Ionics, 2006, 177(15/16): 1299-1306.[4] Li S, Li Z C, Bergman B. Lanthanum gallate and ceria composite as electrolyte for solid oxide fuel cells. J. Alloys Compd., 2010, 492 (1/2): 392-395.[5] Xu D, Liu X M, Wang D J, et al. Fabrication and characterization of SDC–LSGM composite electrolytes material in IT-SOFCs. J. Alloys Compd., 2007, 429(1/2): 292-295.[6] 周海涛, 张 鸿, 李志成. 纳米复合La9.33Si6O26/Ce0.85Bi0.15O1.925氧离子导电体的制备及其导电性能. 中南大学学报(自然科学版), 2009, 40(5): 1265-1269.[7] 张 鸿, 张 哲, 马国强, 等(ZHANG Hong, et al). Ce0.8Sm0.2O1.9基纳米复合材料的共沉淀合成与氧离子导电性. 无机材料学报(Journal of Inorganic Materials), 2009, 24(2): 353-356.[8] Garcia-Barriocanal J, Rivera-Calzada A, Varela M, et al. Colossal ionic conductivity at interfaces of epitaxial ZrO2:Y2O3/SrTiO3 heterostructures. Science, 2008, 321(5889): 676-680. [9] Porras-Vázquez J M, Losilla E R, León-Reina L, et al. Microstructure and oxide ion conductivity in a dense La9.33(SiO4)6O2 oxy-apatite. J. Am. Ceram. Soc., 2009, 92(5): 1062-1068.[10] 田长安, 刘俊亮, 蔡 俊, 等(TIAN Chang-An, et al). 溶胶凝胶-自燃烧法合成La9.33Si6O26超细粉体. 无机材料学报(Journal of Inorganic Materials), 2008, 23(1): 77-81.[11] Kharlamova T, Pavlova S, Sadykov V, et al. Low-temperature synthesis and characterization of apatite-type lanthanum silicates. Solid State Ionics, 2008, 179(21-26): 1018-1023.[12] Célérier S, Laberty C, Ansart F L, et al. New chemical route based on Sol-Gel process for the synthesis of oxyapatite La9.33Si6O26. Ceram. Int., 2006, 32(3): 271-276.[13] Arikawa H, Nishiguchi H, Ishihara T, et al. Oxide ion conductivity in Sr-doped La10Ge6O27 apatite oxide. Solid State Ionics, 2000, 136-137: 31-37. [14] Atsushi M, Yoshiki O, Ryuta S, et al. Effect of cation doping on ionic and electronic properties for lanthanum silicate-based solid electrolytes.--Solid State Ionics, 2010, 192(1): 195-199.[15] 王贵领, 张密林, 赵 辉, 等(WANG Gui-Ling, et al). La9(SiO4)6-x(VO4)xO1.5+0.5x的合成及其导电性能的研究. 无机材料学报(Journal of Inorganic Materials), 2006, 21(5): 1258-1261.[16] Chefi S, Madani A, Boussetta H, et al. Electrical properties of Al-doped oxyapatites at intermediate temperature. J. Power Sources, 2008, 177(2): 464-469.[17] Zhang H, Li Z C, Bergman B, et al. Investigation of La9.33Si6O26 oxygen ionic conductor. J. Mater. Sci. Tech., 2007, 23(5): 629-632.[18] Hodge I M, Ingram M D, West A R. Impedance and modulus spectroscopy of polycrystalline solid electrolytes. J. Electroanal. Chem., 1976, 74(2): 125-143.[19] Gerhardt R. Impedance and dielectric spectroscopy revisited: distinguishing localized relaxation from long-range conductivity. J. Phys. Chem. Solids, 1994, 55(14): 1491-1506.[20] Sillassen M, Eklund P, Pryds N, et al. Low-temperature superionic conductivity in strained yttria-stabilized zirconia. Adv. Funct. Mater., 2010, 20(19): 2071-2076. |