应用溶胶-凝胶法成功地在以SrTiO3(STO)为模板/阻挡层Si(001)基片上制备了La-Sr-Co-O/ Pb(Zr0.5Ti0.5)O3(PZT)/La-Sr-Co-O/STO/Si异质结,PZT的厚度为0.8μm.研究了异质结的结构和性能.实验发现,PZT结晶良好、具有(001)高度择优取向以及较高的极化强度和较小的极化强度对脉冲宽度的依赖性;当外加电压为50V时,电阻率仍>108Ω·cm.
参考文献
[1] | Liu B T;Hao Z;Chen Y F et al.[J].Applied Physics Letters,1999,74(14):2044-2046. |
[2] | Ren T L;Zhao H J;Liu L T et al.[J].Materials Science and Engineering,2003,99(1-3):159-163. |
[3] | Camargo A S S D;Botero é R;Abdreeta é R M et al.[J].Applied Physics Letters,2005,86:241112. |
[4] | E. Ngo;P. C. Joshi;M. W. Cole;C. W. Hubbard .Electrophoretic deposition of pure and MgO-modified Ba_(0.6)Sr_(0.4)TiO_(3) thick films for tunable microwave devices[J].Applied physics letters,2001(2):248-250. |
[5] | Ahn C H;Rabe K M;Triscone J M .[J].Science,2004,303:488-491. |
[6] | Yang S Y;Liu B T;Ouyang J et al.[J].Journal of Electroceramics,2005,14:37-44. |
[7] | B. T. Liu;K. Maki;S. Aggarwal;B. Nagaraj;V. Nagarajan;L. Salamanca-Riba;R. Ramesh;A. M. Dhote;O. Auciello .Low-temperature integration of lead-based ferroelectric capacitors on Si with diffusion barrier layer[J].Applied physics letters,2002(19):3599-3601. |
[8] | G. S. Wang;X. J. Meng;J. L. Sun;Z. Q. Lai;J. Yu;S. L. Guo;J. G. Cheng;J. Tang;J. H. Chu .PbZr_(0.5)Ti_(0.5)O_(3)/La_(0.5)Sr_(0.5)CoO_(3) heterostructures prepared by chemical solution routes on silicon with no fatigue polarization[J].Applied physics letters,2001(21):3476-3478. |
上一张
下一张
上一张
下一张
计量
- 下载量()
- 访问量()
文章评分
- 您的评分:
-
10%
-
20%
-
30%
-
40%
-
50%