吴迪




吴迪
教授
办公室地址:唐仲英楼A310
办公室电话:025-83621215
Email: diwu@nju.edu.cn


研究方向
超薄铁电薄膜及其尺寸效应、铁电隧道结和多铁性隧道结、氧化物异质结构界面上的二维电子气及其调控、钙钛矿氧化物超晶格中的新效应
开设课程
材料表征
个人简介
1996年本科毕业于南京大学物理系,2000年博士毕业于南京大学物理系,随后进入南京大学材料科学与工程系工作,曾在法国国家科学研究中心图卢兹材料表征中心访问研究。现为科技部国家重大科学研究计划项目首席科学家,教育部长江学者特聘教授。

研究工作集中在钙钛矿氧化物薄膜和异质结构的制备、表征及其在新型器件中的应用。通过精确控制组分、应变、界面耦合等参数提高材料的性能,甚至产生自然材料不具备的新的性能,研究钙钛矿薄膜和异质结构材料的基本物性问题及其潜在的应用,为后摩尔时代的新型存储和逻辑器件打下材料和物理基础。研究工作主要包括(1)介电、铁电和多铁性薄膜的制备及相关材料物理、器件物理;(2)钙钛矿异质结构中与界面相关的新现象、新效应及其量子调控;(3)铁电纳米结构的制备及其性能表征。

主持了多项国家和省部级研究项目,参与编写教材一部,申请及获得多项国家发明专利,发表了80余篇SCI论文,H因子21,获得2005年度国家自然科学奖二等奖。
科研成果
文章:

2014

[66]

Rectifying characteristics of a Fe:SrTiO3/Nb:SrTiO3 homojunction

Xiangbiao Qiu, Xiaoyu Zhou, Aidong Li, Zhengbin Gu*, Di Wu*

Superlattices and Microstructures 75, 72 (2014).

[65]

Memristive behaviors in Pt/BaTiO3/Nb:SrTiO3 ferroelectric tunnel junctions

Zheng Wen, Di Wu*, and Aidong Li

Appl. Phys. Lett. 105, 052901 (2014).

[64]

Resistive switching in BiFeO3-based heterostructures due to ferroelectric modulation on interface Schottky barriers

Dongxia Chen, Aidong Li, Di Wu*

J. Mater. Sci.: Mater. Electron. 25, 3251 (2014).

[63]

Strain effects on transport and magnetic properties of Pr0.65La0.05Ca0.3MnO3 thin films

Geming Wang, Dongxia Chen, Di Wu*, AidongLi

Phys. B 423, 106 (2014).

[62]

Effects of interfacial electron transfer on the magnetic structure of SrMnO3 in LaAlO3/SrMnO3 heterostructures

Qinfang Xu, Chen Li, Di Wu*, Aidong Li

Comput. Mater. Sci. 81, 483 (2014).

[61]

Ferroelectric modulation on resonant tunneling through perovskite double-barriers

Ruifang Du, Xiangbiao Qiu, Aidong Li, and Di Wu*

Appl. Phys. Lett. 104, 142907 (2014).

[60]

Mechanical Switching of Ferroelectric Polarization in Ultrathin BaTiO3 Films: the Effects of Epitaxial Strain

Zheng Wen*, Xiangbiao Qiu, Chen Li, Chunyan Zheng, Xiaohui Ge, Aidong Li, and Di Wu*

Appl. Phys. Lett. 104, 042907 (2014).

[59]

Effects of g-ray irradiation on ferroelectric properties of Pr and Mn co-substituted BiFeO3 thin films

Zheng Wen, Di Wu*, Jiating Zhu and Aidong Li

J. Phys. D: Appl. Phys. 47, 045310 (2014).

 

 

2013

[58]

The metallic interface between insulating NdGaO3 and SrTiO3 perovskites

Chen Li, Qinfang Xu, Zheng Wen, Shantao Zhang, Aidong Li, and Di Wu*

Appl. Phys. Lett. 103, 201602 (2013).

[57]

Temperature-dependent tunneling electroresistance in Pt/BaTiO3/SrRuO3 ferroelectric tunnel junctions

Zheng Wen*, Lu You, Junling Wang, Aidong Li, and Di Wu*

Appl. Phys. Lett. 103, 132913 (2013).

[56]

Significant ferrimagnetism observed in superlattice composed of antiferromagnetic LaFeO3 and YMnO3

Y. B. Chen*, Jian Zhou, Shan-Tao Zhang, Fei-Xiang Wu, Shu-Hua Yao, Zheng-Bin Gu, Di Wu, and Yan-Feng Chen

Appl. Phys. Lett. 102, 042403 (2013).

[55]

Ferroelectric-field-effect enhanced electroresistance in metal/ferroelectric/

semiconuctor tunnel junctions

Zheng Wen, Chen Li, Di Wu*, Aidong Li and Naiben Ming

Nature Materials 12, 617 (2013).

[54]

Effect of polar distortion on electronic structures of (001) LaGaO3/SrTiO3 interface

Qinfang Xu, Di Wu*, and Aidong Li

Phys. Lett. A 377, 577 (2013).

[53]

Bipolar resistive switching based on SrTiO3/YBa2Cu3O7 epi-layers

K. Li, Z. Wen, D. Wu*, H. F. Zai and A. D. Li,

J. Phys. D: Appl. Phys.46, 035308 (2013).

 

 

2012

[52]

Mechanism of polarization fatigue in BiFeO3

Xi Zou, Lu You, Weigang Chen, Hui Ding, Di Wu, Tom Wu, Lang Chen,  Junling Wang*

ACS Nano 6, 8997 (2012).

[51]

Magnetic ordering and structural phase transitions in a strained ultrathinSrRuO3/SrTiO3superlattice

M. Gu,Q. Xie,X. Shen,R. Xie, J. Wang, G. Tang, D. Wu,G. P. Zhang,and X. S.Wu*

Phys. Rev. Lett. 109, 157003 (2012).

[50]

Strain effects on magnetic characteristics of ultrathin La0.7Sr0.3MnO3 in epitaxial La0.7Sr0.3MnO3/BaTiO3 superlattices

Xuan Shen, Dan Mo, Chen Li, Di Wu*, and Aidong Li

J. Appl. Phys.112, 123919 (2012).

[49]

Magnetic and transport characteristics of long-period [(LaMnO3)n/(SrMnO3)n]m (n≧3) superlattices

Geming Wang, Ruifang Du, Di Wu* and Aidong Li

J. Appl. Phys. 112, 103917 (2012).

[48]

Positron annihilation studies on the behavior of vacancies in LaAlO3/SrTiO3 heterostructures

G. L. Yuan, C. Li, J. Yin, Z. G. Liu, D. Wu* and A. Uedono*

J. Phys. D.: Appl. Phys.45, 445305 (2012).

 

2011

[47]

 

Multiferroic properties of (Bi1−xPrx)(Fe0.95Mn0.05)O3 thin films

Zheng Wen, Lu You, Xuan Shen, Xuefei Li, Di Wu*, Junling Wang, Aidong Li

Mater. Sci. & Eng. B 176, 990 (2011).

[46]

Polarization fatigue of Pr and Mn co-substituted BiFeO3 thin films

Zheng Wen, Yong Lv, Di Wu* and Aidong Li

Appl. Phys. Lett. 99, 012903 (2011).

[45]

Effects of Pr substitution on electrical properties of Bi(Fe0.95Mn0.05)O3 thinn films

Zheng Wen, Zhu Wang, Hengzhi Chen, Xuan Shen, Xuefei Li, Di Wu*, Bin Yang, Aidong Li

Jpn. J. Appl. Phys. Part 1 50, 01BF07 (2011).

[44]

Current–voltage characteristics of sol–gel derived SrZrO3 thin films for resistive memory applications,

Jingxian Wu, Zheng Wen, Di Wu*, Haifa Zhai and Aidong Li

J. Alloys and Compounds 509, 2050 (2011).

 

2010

[43]

Polarization switching in quasiplanar BiFeO3 capacitors

Lu You, Elvin Liang, Rui Guo, Di Wu, Lang Chen and Junling Wang*

Appl. Phys. Lett. 97, 062910 (2010).

[42]

Enhanced ferromagnetism at the rhombohedral–tetragonal phase boundary in Pr and Mn co-substituted BiFeO3 powders

Zheng Wen, Xuan Shen, Di Wu*, Qingyu Xu, JunlingWang, Aidong Li

Solid State Commun. 150, 2081 (2010).

[41]

Temperature-dependent leakage current characteristics of Pr and Mn co-substituted BiFeO3 thin films,

Zheng Wen, Xuan Shen, Jingxian Wu, Di Wu*, Aidong Li, Bin Yang, Zhu Wang, Hengzhi Chen, and JunlingWang

Appl. Phys. Lett. 96, 2029049 (2010).

 

2009

[40]

The magnetic properties of Bi(Fe0.95Co0.05)O3 ceramics

Qingyu Xu*, Haifa Zhai, Di Wu, Teng Qiu, and Mingxiang Xu

Appl. Phys. Lett. 95, 112510 (2009).

[39]

Composition-dependent electrical characteristics and interface microstructures of solution-derived Nd-substituted Bi4Ti3O12 thin films on Pt electrodes

Chao Zhao, Qi Zhu, Di Wu* and Aidong Li

J. Phys. D: Appl. Phys. 42, 185412 (2009).

[38]

Structural phase transition due to La substitution in Bi4Ti3O12

Di Wu*, Bin Yang and Aidong Li

Phase Transitions 82, 146 (2009).

[37]

Microstructures and impedance studies of Bi3.15Nd0.85Ti3O12 thin films

Di Wu* and Aidong Li

Appl. Phys. A 95, 517 (2009).


其他

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