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徐庆宇教授简历

 

徐庆宇,男,理学博士,教授,博士生导师,入选2009年度教育部新世纪优秀人才支持计划和江苏省“333高层次人才培养工程。    

电话/传真:025-52090600转分机8308  

Email: xuqingyu@seu.edu.cn  

课题组主页:http://hpc.seu.edu.cn/xuqingyu  

     

1991年考入南京大学物理系,1996年获凝聚态物理专业理学学士学位。2001年于南京大学物理系凝聚态物理专业博士研究生毕业,获理学博士学位,师从都有为院士。先后在中科院物理所北京电镜室,日本名古屋丰田工业大学信息情报记录机能实验室,德国莱比锡大学物理系和德国德累斯顿研究中心从事研究工作。200810月到东南大学物理系工作。发表在包括Physical Review LettersPhysical Review BApplied Physics LettersSCI收录杂志学术论文150多篇,其中第一作者论文最高单篇引用220多次。  

     

主要研究兴趣和方向:磁性材料的结构,磁性和输运性质,以及相关的自旋电子学方向的应用,包括稀磁半导体材料和多铁性材料及其相关的自旋电子学器件的研制。  

近期研究方向还包括新能源材料,包括锂离子电池材料,太阳能电池材料以及光催化材料等。  

   

指导学生情况:  

2015年,指导的硕士生盛燕,毕业论文被评为江苏省优秀硕士学位论文。  

2013年,指导的本科生徐乔汝等获得江苏省高校第十届大学生物理及实验科技作品创新竞赛一等奖,本人被评为优秀指导教师。  

2010年,指导的艾伟清同学的本科毕业论文获得校优秀毕业设计论文。  

     

欢迎报考硕士和博士研究生,欢迎博士毕业生加入本课题组从事博士后研究。    

     

发表的部分学术论文:    

1.      Shuang Zhou, Yakui Weng, Zhangting Wu, Jinlong Wang, Lingzhi Wu, Zhenhua Ni, Qingyu Xu*, Shuai Dong*  

Strong room-temperature blue-violet photoluminescence of multiferroic BaMnF4  

Phys. Chem. Chem. Phys. 18, 2054 (2016).  

2.      Huiyun Zhang, Wei Hao, Yanqiang Cao, Xiaofeng Chang, Mingxiang Xu, Xinli Guo, Kai Shen, Dinghan Xiang, Qingyu Xu*  

Room temperature ferromagnetic Zn0.98Co0.02O powders with improved visible-light photocatalysis  

RSC Adv. 6, 6761-6767 (2016).  

3.      Shuang Zhou, Ji Wang, Xiaofeng Chang, Shuangbao Wang, Bin Qian, Zhida Han, Qingyu Xu*, Jun Du*, Peng Wang & Shuai Dong*  

Magnetoelectricity coupled exchange bias in BaMnF4  

Scientific Reports 5, 18392 (2015).  

4.      Sai Qin, Pingping Sun, Qitao Di, Shuang Zhou, Caiping Yang and Qingyu Xu*  

Ferromagnetism of three-dimensional grapheme framework  

RSC Advances 5, 92899 (2015).  

5.      Kai Zhu, Jing Chen, Qi Fan, Liaoyu Wang, and Qingyu Xu*  

Magnetoresistance of (CH3NH3)PbI3-Coated La0.67Sr0.33MnO3 Granular Composites  

IEEE Trans. Magn. 51, 4400904 (2015).  

6.      Qingyu Xu*Zhenyu XuMaocheng HeYanqiang Cao and Jun Du  

Irreversible electrical manipulation of magnetization on BiFeO3-based heterostructures  

J . Appl. Phys. 117, 17D707 (2015).  

7.      Qingyu Xu*, Yan Sheng, M. Khalid, Yanqiang Cao, Yutian Wang, Xiangbiao Qiu, Wen Zhang, Maocheng He, Shuangbao Wang, Shengqiang Zhou, Qi Li, Di Wu, Ya Zhai, Wenqing Liu, Peng Wang, Y. B. Xu & Jun Du*  

Magnetic interactions in BiFe0.5Mn0.5O3 films and BiFeO3/BiMnO3 superlattices  

Scientific Reports 5, 9093 (2015).  

8.      Pingping Sun, Sai Qin, Xiuzhen Wang, Ruiyi An, Qingyu Xu*, Xia Cui, Yueming Sun, Shuangbao Wang, Peng Wang, Qi Fan*  

Off-stoichiometric Li3-3xV2-x(PO4)3/C as cathode materials for high-performance lithium-ion batteries  

Journal of Power Sources 293, 922-928 (2015)  

9.      Yan Sheng, Wenbin Rui, Xiangbiao Qiu, Jun Du *, Shengqiang Zhou and Qingyu Xu *  

The multiferroic properties of polycrystalline Bi1-xYxFeO3 films  

J. Appl. Phys. 115, 17D902 (2014).  

10.  Qingyu Xu *, Xueyong Yuan, XiaoboXue, Zhong Shi, Zheng Wen, and Jun Du*  

The absence of exchange bias with (001)-oriented tetragonal-like BiFeO3 films  

Physica Status Solidi (b) 251, 892 (2014).  

11.  Qingyu Xu*, Er Liu, Sai Qin, Shan Shi, Kai Shen, Mingxiang Xu, Ya Zhai, and Shuai Dong*  

Spin transport in CH3NH3PbI3  

Journal of Physics D: Applied Physics 47, 405002 (2014).  

12.  Sai Qin, Xitao Guo, Yanqiang Cao, Zhenhua Ni, and Qingyu Xu*  

Strong ferromagnetism of reduced graphene oxide  

Carbon 78, 559-565 (2014).  

13.  Qiao-Ru Xu, Yang Liu, Yu-Di Zheng, Wenbin Rui, Yan Sheng, Xuan Shen, Jun Du*, Mingxiang Xu, Shuai Dong, Di Wu, and Qingyu Xu*  

Low-temperature synthesis of K0.5FeF3 with tunable exchange bias  

Appl. Phys. Lett. 103, 102405 (2013).  

14.  Hua Zhang, Sai Qin, Yanqiang Cao, Zaixing Yang, Lifang Si, Wei Zhong, Di Wu, Mingxiang Xu, Qingyu Xu*  

Enhanced room temperature ferromagnetism in hydrogenated Zn0.98Mn0.02O  

Appl. Surf. Sci. 271, 421 (2013).  

15.  Hua Zhang, Zheng Wen, Xiaosi Qi, Lifang Si, Liguo Xu, Wei Zhong, Di Wu, Kai Shen, Mingxiang Xu, Teng Qiu, Qingyu Xu*  

H mediated room temperature ferromagnetism in Zn0.98Cu0.02O  

Journal of Alloys and Compounds 536, 184 (2012).  

16.  林燕强,王宁,刘书婷,徐立国,徐庆宇,肖长诗  

单电压控制的电润湿显示阵列的制备与研究  

现代显示 132, 23 (2012)  

17.  Qingyu Xu*, Xueyong Yuan, Yanqiang Cao, Lifang Si, and Di Wu  

Bipolar resistive switching in BiFe0.95Mn0.05O3 films  

Solid State Communications 152, 2036 (2012)  

18.  Qingyu Xu, Xiaohong Zheng, Zheng Wen, Yi Yang, Di Wu, Mingxiang Xu  

Enhanced room temperature ferromagnetism in porous BiFeO3 prepared using cotton templates    

Solid State Communications 151, 624 (2011).    

19.  Qingyu Xu, Zheng Wen, Hua Zhang, Xiaosi Qi, Wei Zhong, Liguo xu, Di Wu, Kai Shen, and Mingxiang Xu    

Room temperature ferromagnetism in ZnO prepared by microemulsion    

AIP Advances 1, 032127 (2011).    

20.  Qingyu Xu, Zhengqiang Zhou, D. Wu, Marc Uhlarz, Y. K. Tang, Kay Potzger, M. X. Xu, and Heidemarie Schmidt    

Cluster spin glass behavior in Bi(Fe0.95Co0.05)O3    

Journal of Applied Physics 107, 093920 (2010).    

21.  Qingyu Xu, Haifa Zai, D. Wu, T. Qiu, and M. X. Xu    

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

Applied Physics Letters 95, 112510 (2009).    

22.  Qingyu Xu, L. Hartmann, S. Zhou, A. Muecklich, K. Potzger, M. Helm, G. Biehne, H. Hochmuth, M. Lorenz, M. Grundmann, and H. Schmidt    

Spin manipulation in Co-doped ZnO    

Physical Review Letters 101, 076601 (2008).    

23.  Qingyu Xu, H. Schmidt, S. Zhou, K. Potzger, M. Helm, H. Hochmuth, M. Lorenz, A. Setzer, P. Esquinazi, C. Meinecke, and M. Grundmann    

Room temperature ferromagnetism in ZnO films due to defects    

Applied Physics Letters 92, 082508 (2008)     

24.  Qingyu Xu, L. Hartmann, H. Schmidt, H. Hochmuth, M. Lorenz, D. Spemann, and M. Gruandmann    

s-d exchange interaction induced magnetoresistance in magnetic ZnO    

Physical Review B 76, 134417 (2007)     

25.  Qingyu Xu, H. Schmidt, L. Hartmann, H. Hochmuth, M. Lorenz, A. Setzer, P. Esquinazi, C. Meinecke, and M. Gruandmann    

Room temperature ferromagnetism in Mn-doped ZnO films mediated by acceptor defects    

Applied Physics Letters 91, 092503 (2007)     

26.  Qingyu Xu, L. Hartmann, H. Schmidt, H. Hochmuth, M. Lorenz, R. Schmidt-Grund, C. Sturm, D. Spemann, and M. Gruandmann    

Metal-insulator transition in Co-doped ZnO: Magnetotransport properties    

Physical Review B 73, 205342 (2006).     

27.  Qingyu Xu, R. P. Wang, and Z. Zhang    

Role of Ag in La1-xAgxMnO3 manganite perovskite    

Physical Review B 71, 092401 (2005).    

28.  Qingyu Xu, Y. Wang, Y. G. Wang, X. L. Du, Q. K. Xue, and Z. Zhang    

Polarity determination of ZnO thin films by electron holography    

Applied Physics Letters 84, 2067 (2004)  

   

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