采用射频磁控溅射工艺,在(111)Pt/Ti/SiO2/Si衬底上用PZT(53/47)陶瓷靶制备铁电薄膜.用快速光热退火炉对原位沉积的薄膜进行RTA处理.薄膜的相结构由XRD确定.通过改变氩气和氧气的比例以及衬底温度,研究了溅射气氛和衬底温度对PZT铁电薄膜结构的影响.实验表明,在不同的溅射气氛和衬底温度条件下,薄膜会经历不同的相变过程.用RT66A标准铁电测试设备测量了薄膜的铁电性能,在外加电压为5V时,Pr=14.6uC/cm2,Ec=82.9kV/cm.
参考文献
[1] | Araujo C A, McMillan L D, Melnic B M, et al. Ferroelectrics, 1990, 104: 241--256 |
[2] | Hwang Y S, Paek S H. J. Mater. Sci. Lett., 1995, 14 (5): 322-323 |
[3] | Okada A. J. Appl. Phys., 1978, 49 (8): 4495--4499 |
[4] | Hirata K, Hosokawa N, Hase T, et al. Jpn. J. Appl. Phys., Part 1, 1992, 31 (9B): 3021--3024 |
[5] | McClune W F. ed., Poder Diffraction File-Inorganic Volume (Int. Centre for Diffraction Data, Swarthmore,1986). File No. 25-447 |
[6] | McClune W F. ed., Poder Diffraction File-Inorganic Volume (Int. Centre for Diffraction Data, Swarthmore,1986). File No. 21-949 |
[7] | Aykan. J. Am. Ceram. Soc., 1968, 51(11-12): 577-581 |
[8] | Vasant Kumar C V R, Pascual R, Sayer M. J. Appl. Phys., 1992, 71 (2): 864-874 |
[9] | Iijima K, Ueda I, Kugimiya K. Jpn. J. Appl. Phys., Part 1, 1991, 30 (9B): 2149-2151 |
[10] | McClune W F. ed., Poder Diffraction File-Inorganic Volume (Int. Centre for Diffraction Data, Swarthmore,1986). File No. 26-142 |
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