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导师简介——孙继荣
   
 
简  历

孙继荣,男,现任中国科学院物理研究所研究员,博士研究生导师,中国科学院磁学国家重点实验室M03课题组组长,2002年国家杰出青年基金获得者。1982年毕业于吉林大学物理系,1989年获中国科学院物理研究所理学博士学位,1999年晋升为研究员。1997-2003曾经先后多次在香港中文大学、香港大学进行访问研究。  

   
研究方向
  1. 氧化物磁电子学;

  2. 电荷、轨道及自旋序调控与自旋极化电子输运行为;

  3. 氧化物人工结构材料设计及维度/界面、层间耦合效应。

  4. 多铁氧化物及其人工结构设计、物性调控; 

  5. 具有记忆特征的电致电阻效应研究。

   
主要工作

及成果

  1. 首先发现并系统研究了锰氧化物中的电/磁相分离现象,给出了相分离在磁性和电子输运方面的特征行为及其和大磁电阻效应之间的关系。相分离的普遍性现已为实验所证实并成为理解磁电阻效应的关键。

  2. 成功设计了具有磁场依赖整流特性的氧化物p-n结,发现了新颖的结磁电阻效应以及光伏特效应,后者直接给出了微观电子过程的信息。

  3. 研究了可用于信息技术的非挥发电致电阻效应,提出了新的物理模型,大大深化了对于这一新物理效应的认识。已在Phys.Rev.Lett, Appl.Phys.Lett和Phys.Rev.B等国际著名杂志上发表文章150余篇,他人引用1000余次。现为Phys.Rev.Lett,Phys.Rev.B和Appl. Phys. Lett,J.Appl.Phys审稿人,《Chinese Physics Letters》特约评审。

   
目前的课题

及展望

目前承担科技部973/重大专项《量子有序现象的及其多场耦合效应》、《巨电致电阻材料的设计及相关性能》以及《金属间化合物的室温巨磁熵变》等3项;国家基金委创新群体项目《自旋电子学材料相关物理与原型器件研究》1项;国家重点科学基金项目《磁介电材料的基础问题》1项,中国科学院百人计划项目1项,以及国家基金委面上基金2项。

 
培养研究生

情况

毕业博士研究生9名,在读博士、硕博连读研究生6名。每年拟招收研究生3-4名。

 
通 信 地 址

    中国科学院物理研究磁学国家重点实验室,北京100190。

E-mail     jrsun@iphy.ac.cn        jrsun@g203.iphy.ac.cn
电  话

    86-10-82648075

代表性文章    (第一作者及通讯作者):

  

  1. D.J.Wang, J.R.Sun, Y.W.Xie, Y.B.Li, L.G.Zhang, R.W.Wang,and B.G.Shen, Effects of lattice strains on the interfacial potential in La0.67Ca0.33MnO3:Nb heterojunctions,Appl. Phys. Lett.97, 192503 (2010)(PDF)

  2. X. Y. Lu, J. R. Sun, A. D. Wei, W. W. Gao, D. S. Shang, J. Wang, Z. H. Wang, and B. G. Shen,Effect of temperature on the La1-xCaxMnO3/SrTiO3:Nb(x=0–0.75) heterojunctions,Appl. Phys. Lett.97, 022502 (2010)(PDF)

  3. W. W. Gao, A. D. Wei, J. R. Sun, D. S. Shang, J. Wang, T. Y. Zhao, and B. G. Shen,Interfacial barrier in manganite junctions with different crystallographic orientations,Appl. Phys. Lett.96, 262503 (2010)(PDF)

  4. D. S. Shang, L. Shi, J. R. Sun, B. G. Shen, F. Zhuge,R. W. Li,and Y. G. Zhao,Improvement of reproducible resistance switching in polycrystalline tungsten oxide films by in situ oxygen annealing,Appl. Phys. Lett.96, 072103 (2010)(PDF)

  5. W. M. Lv, A. D. Wei, J. R. Sun,Y. Z. Chen, and B. G. Shen, Effects of film thickness on manganite film-based heterjunctions ,Appl. Phys. Lett. 94, 082506 (2009) (PDF)

  6. S. Liang, J. R. Sun, J. Wang, and B. G. Shen,Magnetic and conductive dead layer at the La0.67Ca0.33MnO3-SrTiO3:Nb interface,Appl. Phys. Lett. 95, 182509 (2009)(PDF)

  7. W. M. Lv, J. R. Sun, J. Wang, and B. G. Shen,Unusual transport behavior of the SrTiO3-based homojunctions,Appl. Phys. Lett.95, 142107 (2009)(PDF)

  8. W. M. Lv, J. R. Sun, Y. Z. Chen, D. S. Shang, and B. G. Shen,Buffer layer-enhanced magnetic field effect in manganite-based heterojunctions,Appl. Phys. Lett.95, 232514 (2009)(PDF)

  9. W. M. Lv, J. R. Sun,Y. Z. Chen, and B. G. Shen,Buffer layer-induced unusual rectifying behavior inLa0.67Ca0.33MnO3 /LaMnO3 /SrTiO3 :Nb junctions,Appl. Phys. Lett.94, 152514 (2009)(PDF)

  10. A. D. Wei, J. R. Sun, W. M. Lv, and B. G. Shen,Photovoltaic effect in the La0.67Ca0.33MnO3 /LaMnO3 /SrTiO3:Nb heterojunctions with variant LaMnO3 layers,Appl. Phys. Lett.95, 052502 (2009)(PDF)

  11. D. S. Shang, J. R. Sun,L. Shi, J. Wang, Z. H. Wang, and B. G. Shen, Electronic transport and colossal electroresistance in SrTiO3:Nb-based Schottky junctions, Appl. Phys. Lett. 94, 052105 (2009)(PDF)

  12. W. M. Lv, J. R. Sun,D. J. Wang, Y. W. Xie, S. Liang, Y. Z. Chen, and B. G. Shen, Bias-dependent rectifying properties of n-n manganite heterojunctions La1- xCaxMnO3/ SrTiO3:Nb(x=0.65–1) ,Appl. Phys. Lett. 93, 212502 (2008)(PDF)

  13. D. S. Shang, J. R. Sun,L. Shi, Z. H. Wang, and B. G. Shen,Resistance dependence of photovoltaic effect in Au/SrTiO3 :Nb(0.5wt%) Schottky junctions ,Appl. Phys. Lett. 93, 172119 (2008)(PDF)

  14. Y. Z. Chen, J. R. Sun,A. D. Wei, W. M. Lu, S. Liang, and B. G. Shen,Charge ordering transition near the interface of the (011)-oriented La1-xSrxMnO3(x~1/8) films ,Appl. Phys. Lett. 93, 152515 (2008)(PDF)

  15. W. M. Lv, J. R. Sun, D. J. Wang, Y. W. Xie, S. Liang, Y. Z. Chen, and B. G. Shen, Interfacial potential in La1-xCaxMnO3 /SrTiO3 :Nb junctions with different Ca contents, Appl. Phys. Lett. 92, 062503 (2008)(PDF)

  16. L. Jia, J. R. Sun, F. W. Wang, T. Y. Zhao, H. W. Zhang, B. G. Shen, D. X. Li, S. Nimori, Y. Ren, and Q. S. Zeng, Volume dependence of the magnetic coupling in LaFe13-xSix based compounds, Appl. Phys. Lett. 92,101904 (2008)(PDF)

  17. G. J. Liu, J. R. Sun, J. Shen, B. Gao, H. W. Zhang, F. X. Hu, and B. G. Shen, Determination of the entropy changes in the compounds with a first-order magnetic transition, Appl. Phys. Lett. 90, 032507 (2007)(PDF)

  18. Y. W. Xie, J. R. Sun, D. J. Wang, S. Liang, W. M. Lv, and B. G. Shen, Electronic transport of the manganite-based eterojunction with high carrier concentrations,Appl. Phys. Lett. 90, 192903 (2007)(PDF)

  19. D. J. Wang, J. R. Sun, Y. W. Xie, W. M. Lv, S. Liang, T. Y. Zhao, and B. G. Shen,Magnetic field effects on the manganite junction with different electronic processes,Appl. Phys. Lett. 91, 062503 (2007)(PDF)

  20. Y. Z. Chen, J. R. Sun, Y. W. Xie, D. J. Wang, W. M. Lv, S. Liang, and B. G. Shen,Rectifying properties of magnetite-based Schottky diode and the effects of magnetic field,Appl. Phys. Lett. 90, 143508 (2007)(PDF)

  21. J. Z. Wang, J. R. Sun, G. J. Liu, F. X. Hu, T. Y. Zhao, and B. G. Shen,A universal relation between resistivity and magnetization in paramagnetic state of manganites,Appl. Phys. Lett. 91, 262506 (2007)(PDF)

  22. Y. W. Xie, J. R. Sun, Y. N. Han, and B. G. Shen,Electronic transport and magnetoresistance in ultrathin manganite-titanate junctions, Appl. Phys. Lett. 91, 262515 (2007)(PDF)

  23. J. Z. Wang, J. R. Sun, T. Y. Zhao, B. G. Shen and X. G. Li, Magnetic, electronic, and thermal transport properties of Eu0.55Sr0.45MnO3, Phys. Rev. B 76, 104428 (2007)(PDF)

  24. G. J. Liu, J. R. Sun, J. Z. Wang, and B. G. Shen, “Magnetic field-induced entropy change in phase-separated manganites”, Appl. Phys. Lett. 89, 22503 (2006)(PDF)

  25. G. J. Liu, J. R. Sun, L. Jia, Y. W. Xie, T. Y. Zhao, H. W. Zhang, and B. G. Shen, “Entropy changes due to the first-order phase transition in the Gd5SixGe4-x system”, Appl. Phys. Lett. 88, 212505 (2006)(PDF)

  26. Y. W. Xie, J. R. Sun, D. J. Wang, S. Liang, W. M. Lv, and B. G. Shen, Anisotropic conduction induced by current processing in the La0.8Ca0.2MnO3 film, Appl. Phys. Lett. 89, 172502 (2006)(PDF)

  27. L. Jia, G. J. Liu, J. Z. Wang, J. R. Sun, H. W. Zhang, and B. G. Shen, “Field-induced entropy change in the manganite with significant short-range magnetic order” Appl. Phys. Lett., 89, 122515 (2006)(PDF)

  28. D. J. Wang, J. R. Sun, S. Y. Zhang, G. J. Liu, and B. G. Shen, Hall effects of the La0.7Ce0.3MnO3 film with various oxygen content, Phys. Rev. B 74, 212408 (2006)(PDF)

  29. J. R. Sun, B. G. Shen, H. F. Tian, J. Q. Li, and Y. X. Weng, Interfacial potential and photoelectronic properties of manganite heterojunction La0.7Ce0.3MnO3/SrTiO3:Nb, Appl. Phys. Lett. 87,202502 (2005)(PDF)

  30. J. R. Sun, C. M. Xiong, Y. Z. Zhang, and B. G. Shen, Rectifying properties of the YBa2Cu3O7-d/SrTiO3:Nb heterojunction, Appl. Phys. Lett. 87,12054 (2005)(PDF)

  31. G. J. Liu, J. R. Sun, Y. W. Xie, D. J. Wang, C. M. Xiong, H. W. Zhang, T. Y. Zhao, and B. G. Shen, Heat capacity at the field-induced ferromagnetic transition in Eu0.58Sr0.42MnO3, Appl. Phys. Lett. 87,182502 (2005)(PDF)

  32. J. R. Sun, G. J. Liu, S. Y. Zhang, H. W. Zhang, X. F. Han, and B. G. Shen, Effect of current processing on the transport property of the La0.67Ca0.33MnO3 film, Appl. Phys. Lett. 86, 242507 (2005)(PDF)

  33. J. R. Sun,S. Y. Zhang, B. G. Shen, and H. K. Wong, Rectifying and photovoltaic properties of the heterojunction composed of CaMnO3 and Nb-doped SrTiO3, Appl. Phys. Lett. 86,53503 (2005)(PDF)

  34. J. R. Sun, C. M. Xiong, and B. G. Shen, Large magnetoresistance effects near room temperature in manganite heterojunction, Appl. Phys. Lett. 85,4977 (2004)(PDF)

  35. J. R. Sun, B. G. Shen, Z. G. Sheng and Y. P. Sun, Temperature-dependent photovoltaic effects in the manganite-based heterojunction, Appl. Phys. Lett. 85,3375 (2004) (PDF)

  36. J. R. Sun, C. H. Lai, and H. K. Wong, Photovoltaic effect in La0.7Ce0.3MnO3-d /SrTiO3-Nb heterojunction and its oxygen content dependence, Appl. Phys. Lett. 85,492 (2004)(PDF)

  37. J. R. Sun, C. M. Li, and H. K. Wong, Strong magnetic-field effects in weak manganite-based heterojunction, Appl. Phys. Lett. 84,4804 (2004)(PDF)

  38. J. R. Sun, C. M. Xiong, B. G. Shen,P. Y. Wang, and Y. X. Weng, Manganite-based heterojunction and its photovoltaic effects, Appl. Phys. Lett. 84,2611 (2004)(PDF)

  39. J. R. Sun, C. M. Xiong, T. Y. Zhao, S. Y. Zhang, Y. F. Chen, and B. G. Shen,Effects of magnetic field on the manganite-based bilayer junction,Appl. Phys. Lett. 84,1528 (2004)(PDF)

  40. J. R. Sun, J. Gao, Y. Fei, R. W. Li, and B. G. Shen, Doping effects on the phase separation in perovskite La0.67-xBixCa0.33MnO3, Phys Rev. B 67,144414 (2003)

  41. J. R. Sun, J. Gao and L. Kang, State switching in Bi-doped La0.67Ca0.33MnO3 and the effects of current, Appl. Phy. Lett. 81,508 (2002)

  42. J. R. Sun, C.F.Yeung, K.Zhao, L.Z.Zhou, C.H.Leung, H.K.Wong, and B.G.Shen, Strain-dependent vacuum annealing effects in La0.67Ca0.33MnO3 films, Appl. Phys. Lett. 76,1164 (2000)

  43. J. R. Sun and H.K.Wong, Effects of cation-size-disorder in (La0.67Ca0.15Sr0.18)1-x (Gd0.67Ba0.33)xCoO3 perovskites, Phys. Rev. B 60,44 (1999)

  44. J. R. Sun and H.K.Wong, Lattice effects on the magnetic and transport properties of La0.67-xSmxSr0.33CoO3 perovskites, Appl. Phys. Lett. 75,3998 (1999)

  45. J. R. Sun, G.H.Rao, J.K.Liang, B.G.Shen and H.K.Wong, Doping effects arising from Fe and Ge for Mn in La0.7Ca0.3MnO3, Appl. Phys. Lett. 73,2998 (1998)

  46. J. R. Sun, G.H.Rao, and Y.Z.Zhang, Effects of inhomogeneous oxygen content in (La,Gd)0.7Ca0.3MnO3+d perovskites, Appl. Phys. Lett. 72,3208 (1998)

  47. J. R. Sun, G.H.Rao, J.K.Liang, B.G.Shen, and H.K.Wong, Complex magnetic and transport properties of (La,Gd)1-x SrxMnO3+d perovskites, Appl. Phys. Lett. 71,3718 (1997)

  48. J. R. Sun, G.H.Rao, and J.K.Liang, Crystal structure and electronic transport property of perovskite manganese oxides with a fixed tolerance factor, Appl. Phys. Lett. 70,1900 (1997)

  49. J. R. Sun, G. H. Rao, W.Y.Zhou, and J.K.Liang, Lattice effects on the magnetic and transport properties of La2/3-x NdxCa1/3MnO3, Appl. Phys. Lett. 69,3926 (1997)

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