致密的平均尺寸约为30nm钛酸钡陶瓷由压力辅助烧结得到.在变温Raman光谱的基础上,用Rietveld精修方法成功地确定了纳米钛酸钡陶瓷的晶体结构.在室温下,在30nm钛酸钡陶瓷中观测到四方相和正交相的多相共存.这种现象可以用相变产生的内应力来解释.
参考文献
| [1] | Helwege K H;Helwege A M;Landolt-Brnstein.Numerical Data and Functional Relationships in Science and Technology[M].New York:New Series,1981:67. |
| [2] | Yamamoto T;Urabe K;Banno H .[J].Japanese Journal of Applied Physics,1993,32:4272. |
| [3] | Li X;Shih W H .[J].Journal of the American Ceramic Society,1997,80(11):2844. |
| [4] | Begg B D;Vance E R;Nowotny J .[J].Journal of the American Ceramic Society,1994,77(12):3186. |
| [5] | Zhao Z;Buscaglia V;Viviani M et al.[J].Physical Review B,2004,70:024107. |
| [6] | Xiao CJ;Zhang WW;Chi ZH;Li FY;Feng SM;Jin CQ;Wang XH;Li LT;Chen RZ .Ferroelectric BaTiO3 nanoceramics prepared by a three-step high-pressure sintering method[J].Physica Status Solidi, A. Applied Research,2007(3):874-880. |
| [7] | Perry C H;Hall D B .[J].Physical Review Letters,1965,15(17):700. |
| [8] | Venkateswaran UD.;Naik R.;Naik VM. .High-pressure Raman studies of polycrystalline BaTiO3[J].Physical Review.B.Condensed Matter,1998(21):14256-14260. |
| [9] | Du Y L;Zhang M S;Chen Q;Yin Z .[J].Applied Physics A:Materials Science and Processing,2003,76:1099. |
| [10] | Buscaglia V;Buscaglia M T et al.[J].Journal of the European Ceramic Society,2005,25:3059. |
| [11] | Deng XY;Wang XH;Wen H;Kang AG;Gui ZL;Li LT .Phase transitions in nanocrystalline barium titanate ceramics prepared by spark plasma sintering[J].Journal of the American Ceramic Society,2006(3):1059-1064. |
| [12] | Arlt G;Hennings D;With G D .[J].Journal of Applied Physics,1985,58(04):1619. |
| [13] | Malbe S;Mutil J C;Niepcc J C .[J].Journal de Chimie Physique,1992,89:825. |
| [14] | Niepcc J C;Dufor L C.Surfaces and Interfaces of Ceramics Materials[M].Holand:Kluwer Academic Publishers,1989 |
| [15] | Palosz B;Gierlotka S et al.[J].Journal of Alloys and Compounds,1999,286:184. |
| [16] | Buscaglia M T;Viviani M et al.[J].Physical Review B,2006,73:064114. |
| [17] | Frey M H;Xu Z;Han P;Payne D A .[J].Ferroelectrics,1998,206-207:337. |
| [18] | Ren SB.;Shen HM.;Wang YN.;Lu CJ. .IN SITU STUDY OF THE EVOLUTION OF DOMAIN STRUCTURE IN FREE-STANDING POLY-CRYSTALLINE PBTIO3 THIN FILMS UNDER EXTERNAL STRESS[J].Physical Review.B.Condensed Matter,1997(6):3485-3489. |
| [19] | Arlt G .[J].Ferroelectrics,1990,104:217. |
| [20] | Kyoichi K;Yamaji A .[J].Journal of Applied Physics,1976,47(01):371. |
| [21] | Frey MH.;Payne DA. .GRAIN-SIZE EFFECT ON STRUCTURE AND PHASE TRANSFORMATIONS FOR BARIUM TITANATE[J].Physical Review.B.Condensed Matter,1996(5):3158-3168. |
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