[1] Zhang J L, Zong X J, Wu L, et al. Polymorphic phase transition and excellent piezoelectric performance of (K(0.55)Na(0.45))(0.965)- Li(0.035)Nb(0.80)Ta(0.20)O(3) lead-free ceramics. Appl. Phys. Lett., 2009, 95(2): 022909-1-3.
[2] Wang K, Li J F, Zhou J J. High normalized strain obtained in Li-modified (K,Na)NbO(3) lead-free piezoceramics. Appl. Phys. Express, 2011, 4(6): 061501-1-3.
[3] Gao Y, Zhang J, Qing Y, et al. Remarkably strong piezoelectricity of lead-free (K0.45Na0.55)0.98Li0.02(Nb0.77Ta0.18Sb0.05) O3 ceramic. J. Am. ceram. Soc., 2011, 94(9): 2968-2973.
[4] Wu L, Zhang J L, Wang C L, et al. Influence of compositional ratio K/Na on physical properties in (KxNa1-x)NbO3 ceramics. J. Appl. Phys., 2008, 103(8): 084116-1-5.
[5] Chen X, Wu J, Cheng X, et al. Piezoelectric properties of Li0.03(K0.48Na0.52)(0.97)(Nb0.97Sb0.03)O3-(Ba0.85Ca0.15)(Ti0.90Zr0.10)O3 ?lead-free piezoelectric ceramics. Curr. Appl. Phys., 2012, 12(3): 752-754.
[6] Kim J S, Ahn C W, Lee S Y, et al. Effects of LiNbO(3) substitution on lead-free (K0.5Na0.5)NbO3 ceramics: enhanced ferroelectric and electrical properties. Curr. Appl. Phys., 2011, 11(3): S149-S153.
[7] Saito Y, Takao H, Tani T, et al. Lead-free piezoceramics. Nature, 2004, 432(7013): 84-87.
[8] Chang Y, Poterala S, Yang Z, et al. Enhanced electromechanical properties and temperature stability of textured (K0.5Na0.5)NbO3- based piezoelectric ceramics. J. Am. Ceram. Soc., 2011, 94 (8): 2494-2498.
[9] Zhang S, Lee H J, Ma C, et al. Sintering effect on microstructure and properties of (K,Na)NbO3 ceramics. J. Am. Ceram. Soc., 2011, 94(11): 3659-3665.
[10] Chao X, Yang Z, Li G, et al. Fabrication and characterization of low temperature sintering PMN-PZN-PZT step-down multilayer piezoelectric transformer. Sens. Actuator A-Phys., 2008, 144(1): 117-123.
[11] Uchino K. Piezoelectric actuators 2006. J. Electroceram., 2007, 20(3/4): 301-311.
[12] Tadigadapa S, Mateti K. Piezoelectric MEMS sensors: state- of-the-art and perspectives. Meas. Sci. Technol., 2009, 20(9): 092001-1-30.
[13] Yan L R. About the information components functional ceramic materials secret to grand view garden. Adv. Ceram., 2011(3): 23-29.
[14] Pan M J, Randall C A. A brief introduction to ceramic capacitors. IEEE Electr. Insul. Mag., 2010, 26(3): 44-50.
[15] Wang Y, Lu Y, Wu M, et al. Phase structure and enhanced piezoelectric properties of lead-free ceramics (1?x)(K0.48Na0.52) NbO3- (x/5.15) K2.9Li1.95Nb5.15O15.3 with high curie temperature. Int. J. Appl. Ceram. Technol., 2012, 9(1): 221-227.
[16] Yin Q Y, Xiao D Q, Tian C A, et al. Researches on high temperature lead-free piezoelectric niobate ceramics and their applications. Chin. J. Rare Metals, 2009, 33(1): 107-113.
[17] Tang X G, Chan H L W. Effect of grain size on the electrical properties of (Ba,Ca)(Zr,Ti)O3 relaxor ferroelectric ceramics. J. Appl. Phys., 2005, 97(3): 1-6.
[18] Liang W, Xiao D, Wu W, et al. Effect of sintering temperature on phase transitions, properties and temperature stability of (K0.465Na0.465Li0.07)(Nb0.95Sb0.05)O3 lead-free piezoelectric ceramics. Curr. Appl. Phys., 2011, 11(3): S138-S142. |