| 高温溶液法生长PZN-9PT弛豫铁电晶体 |
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| 引用本文： | 龙伟,惠增哲,李晓娟,尹珂.高温溶液法生长PZN-9PT弛豫铁电晶体[J].压电与声光,2011,33(1). |
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| 作者姓名： | 龙伟 惠增哲 李晓娟 尹珂 |
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| 作者单位： | 西安工业大学材料与化工学院,陕西西安,710032 |
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| 基金项目： | 国家自然科学基金资助项目(50872104、51072155); 陕西省科技计划基金资助项目(2010JZ006); 陕西省教育厅基金资助项目(10JK904); 陕西省重点学科基金资助项目(080503); 陕西省薄膜技术与光学检测重点实验基金资助项目(ZSKJ200706); 西安工业大学校长基金资助项目(XAGDXJJ0609) |
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| 摘 要： | 采用高温溶液法制备了PZN-9PT晶体,研究了晶体相结构、生长形态,表征了其介电、压电和电滞回线等部分电学性能。结果表明,采用高温溶液法可制备出纯钙钛矿结构的PZN-9PT单晶,晶体呈淡黄色多面体形态,晶粒表面的台阶均为直形生长台阶;其三方-四方相转变温度为89℃,居里温度为175℃;221]切型PZN-9PT单晶的压电常数为230 pC/N,矫顽场为8.8 kV/cm。
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| 关 键 词： | PZN-9PT晶体 高温溶液法 生长台阶 压电弛豫铁电体 |
Study on the Growth of PZN-9PT Single Crystal by Flux Method |
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| LONG Wei,XI Zengzhe,LI Xiaojuan,YIN Ke.Study on the Growth of PZN-9PT Single Crystal by Flux Method[J].Piezoelectrics & Acoustooptics,2011,33(1). |
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| Authors: | LONG Wei XI Zengzhe LI Xiaojuan YIN Ke |
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| Affiliation: | LONG Wei,XI Zengzhe,LI Xiaojuan,YIN Ke (School of Materials and Chemical Engineering,Xi'an Technological University,Xi'an 710032,China) |
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| Abstract: | The PZN-9PT single crystal has been prepared by the flux method.The crystal phase structure and the grown morphology of the PZN-9PT crystal have been investigated.The electrical properties such as the dielectric,piezoelectric properties,and the ferroelectric hysteresis loop of the crystal were characterized by the corresponding equipment.The results indicated that PZN-9PT single crystals with pure perovskite structure can be prepared by the flux method.The as-grown PZN-9PT crystals were presented the straw ... |
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| Keywords: | PZN-9PT single crystal flux method growth step piezoelectricity relaxation ferroelectric |
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