李旗，东南大学物理系教授、博士生导师。主要研究领域：同步辐射应用和凝聚态物理、材料的微结构和电子结构及其对物性的影响、分析材料物性的机理。2010.1-2012.12 国家自然科学基金项目，主持《磁性离子掺杂对锰氧化物和钴氧化物的影响》的项目。

于1981年、1986年和1994年分别在中国科学技术大学物理系、中国科大物理系和中国科大国家同步辐射实验室分别攻读学士、硕士和博士学位，分别研究非晶合金的结构驰豫和超导性质及比热、高温超导材料的掺杂和物性研究、及利用同步辐射研究超导材料的电子结构等课题。并曾分别在北京大学技术物理系、英国的Leeds大学做博士后，研究铁电材料在重离子辐照后其光折变响应速度的变化及其机理、新型非晶态磁性合金的性质及其电子结构，于2007年至2008年赴加拿大Saskatchewan大学做访问学者，开展X射线吸收、X射线发射以及非弹性X射线散射等研究。曾经在英国Daresbury和美国Advanced Light Source、加拿大Canadian Light Source等国际上的同步辐射实验室开展实验研究。本人与国内多家研究单位具有良好的合作关系，如中国科学技术大学国家同步辐射实验室、中国科学院高能物理研究所北京同步辐射实验室、北京大学物理学院等；并与国际上一些单位有良好的合作关系，如英国的Leeds大学物理系、英国的Salford大学物理系、英国的Daresbury同步辐射实验室等，加拿大Saskatchen大学和加拿大Canadian Light Source等。多年来一直从事材料的物性、电子结构和微结构的研究工作，并依此分析掺杂或离子辐照使材料改性（光折变响应速度提高）的机理，曾分别研究高温超导和磁性多层膜的界面问题，同时还具有多年的同步辐射应用研究的经历。

利用同步辐射开展庞磁电阻氧化物的原子结构和电子结构的研究，并曾与南京大学蒋树声教授合作研究纳米介电薄膜；分别主持和参与国家自然科学基金项目多项；近年来已发表SCI论文三十余篇，并有多篇论文被他人引用。

主要研究领域：同步辐射应用和凝聚态物理、材料的微结构和电子结构及其对物性的影响、分析材料物性的机理

主要研究技术：光电子能谱、俄歇电子能谱、X射线吸收、X射线磁性圆二色、热分析技术（DSC和DTA）及物性测试手段

主要研究对象：庞磁电阻氧化物、磁性薄膜、非晶态磁性合金、超导氧化物、稀释磁性半导体、铁电氧化物、多铁性氧化物等。

正在主持以及曾经主持和参加的主要科研项目：

2010.1-2012.12 国家自然科学基金项目，批准号：10979016，主持《磁性离子掺杂对锰氧化物和钴氧化物的影响》；

2007.1-2009.12 教育部新教师基金，主持《磁性相关材料电子态的同步辐射研究》；

2006.1-2008.12 江苏省自然科学基金，批准号：BK2006106，主持《自旋电子器件的稳定性和失效之相关物理问题研究》；

2004.10-2007.9 教育部回国人员科研基金，主持《磁性薄膜的界面研究》；

2002.1-2004.12 国家自然科学基金项目，批准号：10174032，主持《巨磁电阻多层膜界面的同步辐射研究》；

2003.1-2005.12 国家自然科学基金项目，批准号：10274029，主要参加者，主持人为南京大学校长蒋树声教授；《纳米介电薄膜材料光和热输运性质的研究》；

2001.4-2003.4 中英国际合作科研项目一项（项目号：EPSRC GR/N66582）；

1999.1-2001.12 国家自然科研基金项目，批准号：19875003，主要参加者，主持人为北京大学技术物理系李正孝教授；《用离子束混合技术研究薄膜的纳米化过程》；

1998.10-1999.8 中国博士后科研基金项目，主持《重离子辐照后KN晶体光折变响应速度提高的机理研究》；

以时间逆向为序：

1. Hao Liu, Qi Li,Yongtao Li, Hongguang Zhang, Yuanyuan Chen, Lingshan Chen, Xueguang Dongand Kai Chen, The role of disorder in sodium doped LaMnO3, accepted by IVESC 2010 & NANOcarbon 2010.

2. Hongguang Zhang, Yongtao Li, Lingshan Chen, Hao Liu, Yuanyuan Chen, Kai Chen, Xueguang Dong, Qi Li, Magnetization and electronic structure of polycrystalline La1-xCaxMnO3 (x=0.19, 0.17), accepted by IVESC 2010 & NANOcarbon 2010.

3. Yongtao Li, Qi Li, Hao Liu, Hongguang Zhang, Qingyu Xu, Bo He and Shiqiang Wei, Local structure and magnetic properties study of Bi(Fe0.95Co0.05)O3 ceramics, accepted by IVESC 2010 & NANOcarbon 2010.

4. Yuanyuan Chen, Qi Li, Mingguo Sun ,Yongtao Li, Hao Liu, Hongguang Zhang, Lingshan Chen, Kai Chen, Xueguang Dong, Zhiyun Pan, Bo He, and Shiqiang Wei, Yingxue Zhou, and Xinyi Zhang, Local Structure around Co in (Zn, Co)O Nanoparticles, accepted by IVESC 2010 & NANOcarbon 2010.

5. Lingshan Chen, Hongguang Zhang, Yongtao Li, Hao Liu, Yuanyuan Chan, Kai, Chen, and Xueguang Dong, Qi Li, The study of thermal and electrical properties of Fe-based amorphous alloys Fe80-xCoxP12B4Si4, accepted by IVESC 2010 & NANOcarbon 2010.

6. Yuanyuan chen, Qi Li, Mingguo Sun, Hao Liu, Hongguang Zhang, Lingshan Chen, Yongtao Li, Kai Chen, Xueguang Dong, Zhiyun Pan, Bo He, and Shiqiang Wei, Yingxue Zhou, and Xinyi Zhang, Study on structures and magnetic properties of Co-doped ZnO dilute magnetic semiconductor nanoparticles, The 6International Workshop on Zinc Oxide and Related Materials, Aug. 5-7, 2010, Changchun, P. R. China.

7. Hongguang Zhang, Qi Li, Hao Liu, Lingshan Chen, Yuanyuan Chen and Yongtao Li, Observation of Griffiths phase in polycrystalline La1-xCaxMnO3 for x~0.20, IEEE Magnetics46, 1483 (2010).

8. Z. G. Dong, S. Y. Lei, Q. Li, et al., Non-left-handed transmission and bianisotropic effect in a p-shaped metallic metamaterial, Phys. Rev. B 75, 075117 (2007).

9. Yongtao Li, Qi Li, Meilan Wen, Yi Zhang, Ya Zhai, Zhi Xie, Faqiang Xu, and Shiqiang Wei, Magnetic properties and local structure studies of Zn doped ferrites, J. Electr. Spec. Relat. Phenom. 160, 1 (2007).

10. Meilan Wen, Qi Li, Yongtao Li, Magnetic and electronic properties of ZnxFe3-xO4, J. Electr. Spec. Relat. Phenom. 153, 65 (2006).

11. Y. T. Li, Q. Li, M. L. Wen, Y. Zhang, Y. Zhai, F. Q. Xu, and S. Q. Wei, EXAFS study of ZnxFe3-xO4, 50 MMM conference, San Jose, USA, Oct. 31-Nov. 3, 2005.

12. Q. Li, D. Greig, J. A. D. Matthew, T. H. Shen, and G. Beamson, Lattice, magnetic property and Electronic Structure Studies on Pd-based Alloys, 50 MMM conference, San Jose, USA, Oct. 31-Nov. 3, 2005.

13. Q. Li, D. Greig, S. H. Kilcoyne, P. Hine, J. A. D. Matthew, and G. Beamson, Properties of the quaternary amorphous alloy Pd40Ni40B10P10, Mater. Sci. Eng.A408, 154 (2005).

14. Y. X. Wang, B. You, W. Tian, Y. X. Wang, M. Sun, M. Lu, Q. Li，Exchange bias and angular dependence in Co/Co3O4 bilayers, Internat. J. Mod. Phys. B 19, 2580 (2005).

15. Y. X. Wang, W. Tian, J. Xiong, Y. X. Wang, L. Sun, Q. Li, B. You, A. Hu, M. Lu, The effect of nonmagnetic defects on magnetic behavior for multilayers Ta/Co/Co3O4/Ta, Appl. Surf. Sci. 252, 3390 (2006).

16. Y. X. Wang, W. Tian, Y. X. Wang, L. Sun, Q. Li, B. You, A. Hu, H. R. Zhai, and M. Lu, The effect of capping layer Ta on magnetic behaviour for multilayers Ta/Co/Co3O4/Ta, Solid State Commun. 135, 725 (2005).

17. Q. Li, D. Greig, J. A. D. Matthew, T. H. Shen, and G. Beamson, Auger parameters of Pd-Ni-P ternary alloys, Phil. Mag. B85, 885 (2005).

18. X. B. Hu, H. Liu, J. Y. Wang, H. J. zhang, H. D. Jiang, S. S. Jiang, Q. Li, Y. L. Tian, Y. Y. Huang, W. X. Huang, and W. He, Comparative Study of KTiOPO4 crystals, Opt. Mater.23, 369 (2003).

19. Q. Li, D. Greig, J. A. D. Matthew, and G. Beamson, Auger parameters of bulk amorphous Pd-based alloys, Conference on Condensed Matter and Materials Physics, April 6-9, 2003, UK.

20. D. Greig, S. H. Kilcoyne, Q. Li, B. Hickey, and J. A. D. Matthew, Magnetic properties of Pd40Ni23Fe17P20 alloy, Conference on Condensed Matter and Materials Physics, April 6-9, 2003, UK.

21. Q. Li, D. Greig, J. A. D. Matthew, E. A. Seddon, and G. Beamson, Electron screening in bulk amorphous Pd-Ni-P and Pd-Ni-Fe-P alloys, Materials Research Society Symposium Proceedings, Metallic Glasses754, 433 (2003).

22. X. B. Hu, H. D. Jiang, H. Liu, S. S. Jiang, Q. Li, J. Y. Wang, C. Q. Zhang, B. Teng, Y. L. Tian, W. X. Huang, Observation of inhomogeneity in congruent LiTaO3 crystal, J. Crystal Growth225, 6 (2001).

23. Q. Li, H. B. Pan, C. G. Zhu, P. S. Xu, and X. Y. Zhang, Doping effect of Sn on superconductivity in Bi2Sr2CaCu2-xSnxO8+d compound, J. Superconductivity13, 137 (2000).

24. Q. Li, Z. H. Xia, X. T. Lu, F. Wang, Q. H. Gong, and D. Z. Shen, Photorefractive response time of B-ion-implanted KNbO3:Rb crystal, Electronics Letters36, 961 (2000).

25. X. S. Wu, F. Z. Wang, S. Nie, Q. Li, and S. S. Jiang, Comparison of superconductivity and structure for YBa2Cu3Oy with potassium and sodium doping, J. Superconductivity13, 653 (2000).

26. Q. Li, Z. H. Xia, X. T. Lu, F. Wang, Q. H. Gong, and D. Z. Shen, Photorefractive response time of proton-implanted KNbO3:Rb crystal, J. Modern Optics42, 1707 (2000).

27. Q. Li, H. B. Pan, C. G. Zhu, P. S. Xu, and X. Y. Zhang, XRD and PES studies of Bi2Sr2Ca1-xPrxCu2O8+d system, J. Superconductivity13, 603 (2000).

28. Q. Li, Z. H. Xia, X. T. Lu, F. Wang, Q. H. Gong, and D. Z. Shen, The Observation of photorefractive effect of KNbO3 crystal at mW illumination, Chinese Physics9, 841 (2000).

29. Q. Li, H. B. Pan, C. G. Zhu, P. S. Xu, and X. Y. Zhang, XRD and XPS studies of Bi2Sr2CaCu2-xSnxO8+d system, Acta Physica Sinica49, 2055 (2000). (in Chinese)

30. Q. Li, H. B. Pan, C. G. Zhu, P. S. Xu, and X. Y. Zhang, Substitution effect of Pr for Ca in Bi2Sr2CaCu2O8+d system, J. Superconductivity13, 565 (2000).

31. Q. Li, H. B. Pan, C. G. Zhu, P. S. Xu, and X. Y. Zhang, Electronic Structure studies of Bi2Sr2CaCu2-xSnxO8+d system, Acta Physica Sinica (Overseas Ed.),8, 927 (1999).

32. Q. Li, Z. H. Xia, X. T. Lu, F. Wang, Q. H. Gong, and D. Z. Shen, Response Time Characteristics of Proton-implanted KNbO3 Crystals, Acta Scientiarum Naturalium Universitatis Pekinensis35, 655 (1999). (in Chinese)

33. Q. Li, H. B. Pan, C. G. Zhu, P. S. Xu, Y. X. Zhou, and X. Y. Zhang, Electronic structure studies on Bi2Sr2Ca1-xPrxCu2O8+d system superconductos, J. Univ. Sci. Techn. China29, 55 (1999). (in Chinese)

34. Q. Li, H. B. Pan, C. G. Zhu, P. S. Xu, and X. Y. Zhang, XPS studies on superconductors of Y-123 doped with Sn for Cu, J. Low Temp. Phys.20, 28 (1998). (in Chinese)

35. Q. Li, and X. Y. Zhang, Studies of ferroelectrics by synchrotron radiation, Prog. in Phys.18, 76 (1998). (in Chinese)

36. X. H. Chen, T. F. Li, M. Yu, L. Z. Cao, Q. Li, P. S. Xu, and X. Y. Zhang, Effect of Ca substitution on the electronic structure of Nd2-x-yCexCayCuO4-d, Phys. Rev. B56, 5673 (1997).