[1] Subramanian M A, Li D, Duan N, et al. High dielectric constant in ACu3Ti4O12 and ACu3Ti3FeO12 phases. Journal of Solid State Chemistry, 2000, 151(2): 323–325.[2] Grubbs R K, Venturini E L, Clem P G, et al. Dielectric and magnetic properties of Fe- and Nb-doped CaCu3Ti4O12. Physical Review B (Condensed Matter and Materials Physics), 2005, 72(10): 104111–1–11.[3] Patterson E A, Kwon S, Huang C C, et al. Effects of ZrO2 additions on the dielectric properties of CaCu3Ti4O12. Applied Physics Letters, 2005, 87(18): 182911–1–3.[4] Choi S W, Hong S H, Kim Y M. Effect of Al doping on the electric and dielectric properties of CaCu3Ti4O12. Journal of American Ceramic Society, 2007, 90(12): 4009–4011.[5] Shao S F, Zhang J L, Zheng P, et al. High permittivity and low dielectric loss in ceramics with the nominal compositions of CaCu3-xLa2x/3Ti4O12. Applied Physics Letters, 2007, 91(4): 042905–1–3.[6] Mu C H, Liu P, He Y, et al. An effective method to decrease dielectric loss of CaCu3Ti4O12 ceramics. Journal of Alloys and Compounds, 2009, 471(1/2): 137–141.[7] Kwon S, Huang C C, Patterson E A, et al. The effect of Cr2O3, Nb2O5 and ZrO2 doping on the dielectric properties of CaCu3Ti4O12. Materials Letters, 2008, 62(4/5): 633–636.[8] Smith A E, Calvarese T G, Sleight A W, et al. An anion substitution route to low loss colossal dielectric CaCu3Ti4O12. Journal of Solid State Chemistry, 2009, 182(2): 409–411.[9] Kobayashi W, Terasaki I. CaCu3Ti4O12/CaTiO3 composite dielectrics: Ba/Pb-free dielectric ceramics with high dielectric constants. Applied Physics Letters, 2005, 87(3): 032902–1–3.[10] Guillemet F S, Lebey T, Boulos M, et al. Dielectric properties of CaCu3Ti4O12 based multiphased ceramics. Journal of the European Ceramic Society, 2006, 26(7): 1245–1257.[11] Marchin L, Guillemet-Fritsch S, Durand B. Soft chemistry synthesis of the perovskite CaCu3Ti4O12. Progress in Solid State Chemistry, 2008, 36(1/2): 151–155.[12] Chung S, Kim I, Kang S. Strong nonlinear current-voltage behaviour in perovskite-derivative calcium copper titanate. Nature Materials, 2004, 3(11): 774–778.[13] Kalinin S V, Shin J, Veith G M, et al. Real space imaging of the microscopic origins of the ultrahigh dielectric constant in polycrystalline CaCu3Ti4O12. Applied Physics Letters, 2005, 86(10): 102902–1–3.[14] Adams T B, Sinclair D C, West A R. Characterization of grain boundary impedances in fine- and coarse-grained CaCu3Ti4O12 ceramics. Physical Review B, 2006, 73(9): 094124.[15] Lin Y, Cai J, Li M, et al. High dielectric and nonlinear electrical behaviors in TiO2-rich CaCu3Ti4O12 ceramics. Applied Physics Letters, 2006, 88(17): 172902–1–3. [16] Marques V P B, Bueno P R, Simoes A Z, et al. Nature of potential barrier in (Ca1/4,Cu3/4)TiO3 polycrystalline perovskite. Solid State Communications, 2006, 138(1): 1–4.[17] Cai J, Lin Y H, Cheng B, et al. Dielectric and nonlinear electrical behaviors observed in Mn-doped CaCu3Ti4O12 ceramic. Applied Physics Letters, 2007, 91(25): 252905–1–3.[18] Leret P, Fernandez J F, de Frutos J, et al. Nonlinear I-V electrical behaviour of doped CaCu3Ti4O12 ceramics. Journal of the European Ceramic Society, 2007, 27(13/14/15): 3901–3905.[19] Lin Y H, Cai J, Li M, et al. Grain boundary behavior in varistor-capacitor TiO2-rich CaCu3Ti4O12 ceramics. Journal of Applied Physics, 2008, 103(7): 074111–1–5.[20] Li T, Chen Z, Chang F, et al. The effect of Eu2O3 doping on CaCu3Ti4O12 varistor properties. Journal of Alloys and Compounds, 2009, 484(1/2): 718–722.[21] Cordeiro M A L, Souza F L, Leite E R, et al. Anomalous current- voltage behavior of CaCu3Ti4O12 ceramics. Applied Physics Letters, 2008, 93(18): 182912–1–3.[22] Zang G, Zhang J, Zheng P, et al. Grain boundary effect on the dielectric properties of CaCu3Ti4O12 ceramics. Journal of Physics D: Applied Physics, 2005, 38(11): 1824–1827.[23] 杨 雁. 具有双Schottky势垒结构压敏陶瓷的电子输运及松弛过程研究. 西安: 西安交通大学博士论文, 2011.[24] Cheng P F, Li S T, Zhang L, et al. Characterization of intrinsic donor defects in ZnO ceramics by dielectric spectroscopy. Applied Physics Letters, 2008, 93(1): 012902–1–3.[25] 杨 雁, 李盛涛(YANG Yan, et al). CaCu3Ti4O12陶瓷的微观结构及直流导电特性. 物理学报(Acta Physica Sinica), 2009, 58(9): 474–478.[26] 杨 雁, 李盛涛(YANG Yan, et al). pH值对共沉淀法制备CaCu3Ti4O12陶瓷性能的影响. 物理学报(Acta Physica Sinica), 2010, 25(8): 1–5.[27] Homes C, Vogt T, Shapiro S, et al. Charge transfer in the high dielectric constant materials CaCu3Ti4O12 and CdCu3Ti4O12. Physical Review B, 2003, 67(9): 092106–1–4.[28] Kant C, Rudolf T, Mayr F, et al. Broadband dielectric response of CaCu3Ti4O12: From dc to the electronic transition regime. Physical Review B, 2008, 77(4): 045131–1–7.[29] He L, Neaton J B, Cohen M H, et al. First-principles study of the structure and lattice dielectric response of CaCu3Ti4O12. Physical Review B, 2002, 65(21): 214112–1–11.[30] He L, Neaton J B, Vanderbilt D, et al. Lattice dielectric response of CaCu3Ti4O12 and CaCu3Ti4O12 from first principles. Physical Review B, 2003, 67(1): 012103–1–4. |