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| Teaching |
Undergraduate Course
"Statistical Mechanics"(2007 Spring, 2006 Autumn, 2006 Spring, 2005 Autumn, 2004 Autumn, 2004 Spring, 2003 Autumn, 2002 Autumn, 2001 Autumn) ;
"Quantum and Statistical Mechanics"(2005 Spring) ;
"Solid State Physics"(2000 Spring, 1999 Spring, 1998 Spring, 1993 Autumn, 1992 Spring);
"Solid State Physics(II)"(1999 Autumn(part), 1998 Autumn, 1997 Autumn(part), 1996 Autumn) . |
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| Research Interests |
Research interest is on the computational condensed matter physics.
Special attentions are paid to the relation of structures and electronic properties in low-dimensional systems and nanostructures.
Low dimensional structure and materials
*Growth dynamics of Nano materials
*Confinement effects on structure and properties
Semiconductor Materials and Superlattices Materials
*Electronic structure and properties of semiconductor alloys
*Structure and ordering of semiconductor alloys
Phase Transitions
*Metastable phase diagrams and kinetics of ordering-disordering
*Calculation of phase diagrams
*Monte-Carlo simulation
Superconductor Materials
*Structure of vortex arrays and its static and dynamic properties
Defects in Solids
*Internal friction
*Interaction between point defects and dislocation
*Dynamics of dislocation and diffusion of point defects
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| Awards and Membership |
Awards
1.The national prize of natural science (second class), for the research achievment on the computational design and quantum properties of low dimensional structures, 2000.(Jianlin Zhu, Binglin Gu, Wenhui Duan, Jun Ni and Jiajiong Xiong)
2.The second class prize of the progress in science and technology, National Education Committee of China, for the research achievment on the physical properties and computational design of the low dimensional quantum structures, 1998. (Binglin Gu, Jianlin Zhu, Jiajiong Xiong, Jun Ni and Jian Wu)
3.The second class prize of the progress in science and technology, National Education Committee of China, for the research achievment on the electronic structures and materials design for the micro-structures, 1995. (Binglin Gu, Jianlin Zhu, Jun Ni, Wenhui Duan, and Jiajiong Xiong)
4.The first class prize of natural science, Chinese Academy of Science, for the research achievment on the nonlinear relaxation due to the interaction between dislocations and point defects, 1993. (T.S. Ke, Zhengang Zhu, Qianfeng Fang, Qi Tan, and Jun Ni
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| Selected Publications |
Author or co-author of over 70 papers published in international refereed journals.
Selected Papers
1. Yi Ding, Yanli Wang，and Jun Ni, Electronic structures of BC3 nanoribbons, Appl. Phys. Lett. 94, 073111 (2009).
2. Xiaobao Yang, R.Q. Zhang, and Jun Ni, Stable calcium adsorbates on carbon nanostructures: Applications for high-capacity hydrogen storage, Phys. Rev. B 79, 075431 (2009).
3. Yanli Wang, Yi Ding, and Jun Ni, Ground state phase diagram of NaxCoO2: correlation of Na ordering with CoO2 stacking sequences J. Phys.: Condens. Matter 21, 035401 (2009).
4. Zhaoqing Liu, Jun Ni, Xiaoao Su, and Zhenhong Dai, Layered growth model and epitaxial growth structures for SiCAlN alloys，Physica B 404, 1840 (2009).
5. Zhongjie Xu, Zhihao Hao, Jun Ni, and S. Iwata, Path of ordering under confinement in alloy films, Thin Solid Films 517, 1848 (2009).
6. Yi Ding, Yanli Wang, and Jun Ni, Electronic and magnetic properties of 3d transition-metal selenides from first principles, Solid State Comm. 149, 505 (2009) .
7. Yi Ding，Xiaobao Yang, and Jun Ni, Electronic structures of boron nanoribbons, Appl. Phys. Lett. 93, 043107 (2008).
8. Xiaobao Yang, Yi Ding, and Jun Ni, Ab initio prediction of stable boron sheets and boron nanotubes: Structure, stability and electronic properties, Phys. Rev. B 77, 041402(R) (2008).
9. Lin Shi and Jun Ni, Kinetic-anisotropy-induced ordering-orientation transitions calculated in CoPt alloys under various epitaxial growth conditions, Phys. Rev. B 77, 035407 (2008).
10. Yanli Wang and Jun Ni, Ground state structure of sodium ions in NaxCoO2: A combined Monte Carlo and first-principles approach, Phys. Rev. B 76, 094101 (2007).
11. Yi Sun, Xiaobao Yang and Jun Ni, Bonding differences between single iron atoms versus iron chains with carbon nanotubes: First-principles calculations, Phys. Rev. B 76, 035407 (2007).
12. Yanli Wang and Jun Ni, Effect of electronic correlation on the Na ordering of NaxCoO2, J. Phys.-Condes. Matter 19, 086203 (2007).
13. Zhenhong Dai, Jun Ni, Yuming Sun and Weitian Wang, Dynamical behavior of electron transport in AlGaAs/GaAs double-barrier structures under a high-frequency radiation field, Eur. Phys. J. B 60, 439 (2007).
14. Zhaoqing Liu and Jun Ni, The electronic properties of SiCAlN quaternary compounds, Eur. Phys. J. B 59, 29 (2007).
15. Xiaobao Yang and Jun Ni, Alkali atoms Intercalating induced Metal-semiconductor and semiconductor-semiconductor transitions in Carbon Nanotubes, Solid State Phenomena 121-123, 1003 (2007).
16. Lin Shi and Jun Ni, Kinetic-Anisotropy-Induced Ordering-Orientation Transition in Epitaxial Growth: A Method to Synthesize Ordering-Orientation Superlattices, Phys. Rev. Lett. 97, 126105 (2006).
17. Yi Ding and Jun Ni, Ground states of diatomic molecules adsorbed on single-walled carbon nanotubes, Phys. Rev. B.74, 235414 (2006).
18. Xiaobao Yang and Jun Ni, Calculations of hydrogen coverage on single-walled carbon nanotubes: Dependence on nanotube size, temperature, and pressure, Phys. Rev. B 74, 195437 (2006).
19. Zhenhong Dai and Jun Ni, Mesoscopic terahertz photoelectric switch, Appl. Phys. Lett. 88, 192107 (2006).
20. Zhenhong Dai and Jun Ni, Tuning bistability and current hysteresis in resonant-tunneling structures, Phys. Rev. B 73, 113309 (2006).
21. Jiangling Pan, Jun Ni, Phase diagrams of fcc alloy films, Physica B 373, 198 (2006).
22. Zhenhong Dai and Jun Ni, Effect of bias step on the I-V curve in double-barrier AlGaAs/GaAs/AlGaAs resonant-tunnelling devices, Chin. Phys. Lett. 23, 960 (2006).
23. Zhenhong Dai and Jun Ni, Electron transport properties through double-barrier structures sandwiching a wide band-gap layer, Physica E 31, 174 (2006).
24. Zhenhong Dai, Jinzuo Sun and Jun Ni, 'Properties of quantum dot and quantum-dot arrays' in Handbook of Semiconductor Nanostructures and Devices, edited by A.A.Balandin and K.L.Wang, American Scientific Publishers, (2006).
25. Yi Ding, Xiaobao Yang, and Jun Ni, Adsorption on the carbon nanotubes, Front. Phys. China 3, 317 (2006).
26. Xiaobao Yang and Jun Ni, Electronic properties of Single-Walled Silicon Nanotubes compared to Carbon nanotubes, Phys. Rev. B72, 195426 (2005).
27. Xiaobao Yang and Jun Ni, Metal-semiconductor and semiconductor- semiconductor transitions in carbon nanotubes by intercalating alkali atoms, Phys. Rev. B 71, 165438 (2005).
28. Zhaoqing Liu and Jun Ni, Layered growth modelling of epitaxial growth processes for SiC polytypes, J. Phys.: Condens. Matter 17, 5355 (2005).
29. Xiaobao Yang侕 and Jun Ni, Ground states of potassium adsorbates on single-walled carbon nanotubes, Computer Phys. Com. 169, 20 (2005).
30. Zhenhong Dai and Jun Ni, Multiple-frequency current oscillations in GaAs-AlGaAs quantum wells containing a thin semi-insulating layer, European Physical Journal B47, 443 (2005).
31. Zhenhong Dai and Jun Ni, Time-dependent transport properties in quantum well with thin inserted layer, European Physical Journal B45, 129 (2005).
32. Zhenhong Dai and Jun Ni, Study on the current bistability and hysteresis in resonant-tunneling structures, Physics Letters A342, 272 (2005).
33. Yanlin Xu, Jun Ni and Shuichi Iwata, The ground states of the fcc alloy films, Materials Science Forum 475-479, 3189 (2005).
34. X. B.Yang, J. Ni, Metal-semiconductor and semiconductor-semiconductor transitions in carbon nanotubes by intercalating alkali atoms, Phys. Rev. B71, 165438 (2005).
35. Yanlin Xu, Jun Ni and Shuichi Iwata, The ground states of the fcc alloy films, Materials Science Forum 475-479, 3189 (2005).
36. L. Shi, J. Ni, Kinetically induced ordering oscillation during epitaxial growth of a fcc multilayer alloy, Phys. Rev. B69, 155428 (2004).
37. J. Ni and G. M. Zhang, Effects of local oxygen distortions on the electronic structure of NaxCoO2, Phys. Rev. B69, 214503 (2004).
38. X. B.Yang, J. Ni, High-coverage stable structures of potassium adsorbed on single-walled carbon nanotubes, Phys. Rev. B69, 125419(2004).
39. L. Shi, H. T. Shi, and J. Ni, Compositional ordering kinetics of epitaxial growth of fcc alloy systems, Computational Materials Science 30, 326-330 (2004).
40. M.M. Tong, Jun Ni, D.Z. Li, and Y.Y. Li Temporal Oscillatory Behavior in Deformation Induced Ferrite Transformation in an Fe-C Binary System, Scripta Materialia 50, 909 (2004).
41. X. B.Yang, J. Ni, Ground states of adsorbates on single-walled carbon nanotubes, Phys. Rev. B67, 195403 (2003).
42. H.Liu, Y.L.Xu, J. Ni, Surface segregation and order亅disorder phase transitions of ultra-thin fcc film, Mater. Sci. and Eng. B99, 549 (2003).
43. Zhenhong Dai, Jinzuo Sun, Jun Zhang, Jun Ni, Reconstruction of electronic filling spectra caused by the deformation in few-electron quantum dots, Chem. Phys. Lett.379, 562(2003).
44. Hongting Shi and Jun Ni, Ordering and metastable state during the growth of fcc alloys, Phys. Rev. B65, 115422 (2002).
45. Jun Ni, Binglin Gu, Kinetics of ordering in fcc alloys during codeposition, Surface Sci. 499, 172 (2002).
46. Hua Liu, Jun Ni, and Binglin Gu, Analysis of ground states of fcc thin film of binary alloy under confinement, Eur. Phys. J. B 26, 261 (2002).
47. Jun Ni, Binglin Gu, Kinetics of ordering during codeposition, Computer Phys. Comm. 147, 234 (2002).
48. Jun Ni, Hongting Shi, Binglin Gu, Kinetics of ordering for a ternary system on square lattice, Physica A 303, 397 (2002).
49. M.M. Tong, D.Z. Li, Y.Y. Li, and Jun Ni, Modeling The Austenite- Ferrite Isothermal Trans- formation in an Fe-C Binary System and Experimental Verification, Met. Mater. Tran. A33, 3111 (2002).
50. Jun Ni, Hua Liu, Binglin Gu, Oscillatory phase behavior as a function of film thickness due to confinement in fcc (100) A3B alloy thin films, Chin.Phys.Lett. 18, 1504 (2001).
51. J.S.Liu, Z.R.Liu, H.Zheng, J.Ni, B.L.Gu, X.W.Zhang, Monte Carlo simulation of domains and mesoscopic structures in complex perovskite relaxor ferroelectric Pb(Mg1/3Nb2/3)O3, Ferroelectrics 252丆375 (2001).
52. Hua Liu,Jun Ni, Order-disorder phase transformation of fcc thin film丆Rare Metal Materials and Engerring 30, 616 Suppl. (2001).
53. Jun Ni and Binglin Gu, Kinetics of ordering for a ternary alloy in the pair approximation, J. Chem. Phys. 113, 10272(2000).
54. Jun Ni and Binglin Gu, Transient ordered states in the Fe-Co-Al ternary alloy, Phys. Rev. B 61, 8598(2000).
55. Jun Ni, T.Ashino, and S.Iwata, Kinetics of ordering and disordering in the Fe-Al-Ti ternary alloy, Acta mater. 48, 3193(2000).
56. Jun Ni and Binglin Gu, Ferrimagnetic phases of the Blume-Emery-Griffiths model and the Potts model on the diamond Lattice, Chin. Phy. 9, 469 (2000)
57. Jun Ni, B.L.Gu, T.Ashino, and S.Iwata, Kinetics of ordering and disordering processes in the Fe-Al-Ti ternary alloy, Proceedings of ICETS2000-ISAM, New World Press, Beijing, p222 (2000).
58. Jun Ni and Binglin Gu, Transient ordered phase in a two-dimensional ternary system, Materials Transactions, JIM 40, 151 (1999).
59. Jun Ni and Binglin Gu, Phase transitions in the three-state anti-ferromagnetic Potts model for different lattices, Phys. Lett. A 259, 164(1999).
60. Binglin Gu, Qinggong Song, and Jun Ni, Unified model for ordering and staging of intercalated M ions in MxTiS2, J. Appl. Phys. 85, 819(1999).
61. Jun Ni and Binglin Gu, Metastable phase diagram and kinetics of transient ordered states in a ternary system, J. Phys. Condens. Matter. 10, 3523 (1998).
62. Jun Ni and Binglin Gu, Transient ordered states during relaxation from a quenched disordered states to an equilibrium disordered state, Phys. Rev. Lett. 79, 3922 (1997).
63. Jun Ni, Binglin Gu, and Shuichi Iwata, Nonlinear Magnetic Response of Superconducting Flux Arrays with Random Pinning, Chin.Phys.Lett. 14, 217(1997).
64. Jun Ni, Shuichi Iwata, Phase Diagrams of the Blume-Emery-Griffiths Model for Semiconducting Alloy Systems (ABD2)1-x(CD)2x or [(AB)1-xC2x]D2, Phys. Rev. B52, 3214 (1995).
65. B. L. Gu, Z. F. Huang, Jun Ni, J. Z. Yu, K. Ohno, and Y. Kawazoe, Dynamic model of epitaxial growth in ternary III-V semiconductor alloys, Phys. Rev.B51, 7104(1995).
66. Jun Ni, Binglin Gu, Elastic properties and fluctuations of the randomly pinned flux-line lattice, Phys. Rev. B49, 15276 (1994).
67. Binglin Gu, Jun Ni, Janwei Wan, and Jialin Zhu, The phase diagrams of an Ising spin-1 random site model for ternary alloy, Physica A206, 454 (1994).
68. Jun Ni, Binglin Gu, Global analysis of phase states in a random-site model, Phys. Rev. B47, 7576 (1993).
69. Jun Ni, Xinchun Lai, Binglin Gu, The long range order structure of III-V semiconductor alloys, J. Appl. Phys. 73, 4260 (1993).
70. Binglin Gu, Jun Ni, Jialin Zhu, Structure of the alloy (GaAs)1-xGe2x and its electronic properties, Phys. Rev. B45, 4071 (1992).
71. Binglin Gu, Jun Ni, Ground state structures in ternary III-V semiconductor alloys, J. Phys. Condensed Matter 4, 9339 (1992).
72. Jun Ni, Binglin Gu, The metastable phase transition of the alloy (GaAs)1-xSi2x and its electronic properties, Solid State Comm. 83, 757 (1992).
73. Binglin Gu, Jun Ni, Xiaowen Zhang, Probability wave theory of atomic configuration for multicomponent crystal structures and its application to the ordered structure of compound perovskite materials, J. Appl. Phys. 70, 4224(1991).
74. Jun Ni, T.S.Ke, The effect of the thermal fluctuations of a dislocation on the Cottrell atmosphere, Phil. Mag. A64, 465 (1991).
75. Jun Ni, Binglin Gu, The structural phase transition of the alloy (AIIIBV)1-xCIV2x and its electronic properties, in Proceedings of 21st International Conference on the Physics of Semiconductors, World Scientific Pub. Co. Pte. Ltd. p.1787, 1992.
76. Jun Ni, T.S.Ke, Thermal fluctuation of dislocation kinks and its effects on the internal friction associated with interaction between solute atoms and kinks, in Proceedings of the Ninth International Conference on Internal Friction and Ultrasonic Attenuation in Solid, Ed. T.S.Ke, International Academic Pub., p.49, (1990).
77. Jun Ni, J.Schlipf, Dislocation motion in a two-component system of obstacle strength's and its application to damping and plastic deformation, in Proceedings of the Ninth International Conference on Internal Friction and Ultrasonic Attenuation in Solid, Ed. T.S.Ke, International Academic Pub., p.53, (1990).
78. Jun Ni, T.S.Ke, A theory of Anormalously Amplitude-Dependent Internal Friction Peaks Due to the Interaction between Dislocation Kinks and Substitutional Solute Atoms in F.C.C.Metals phys. stat.sol. (a)98, 487(1986).
79. Jun Ni, B. L. Gu, T. Ashino, and S. Iwata, Kinetics of ordering and disordering processes in the Fe-Al-Ti ternary alloy, Proceedings of ICETS2000-ISAM, New World Press, Beijing, p222 (2000).
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| Contact |
Mailing address：Department of Physics, Tsinghua University. Beijing 100084, P.R.China
Email：junni@mail.tsinghua.edu.cn
Office：Building of School of Science 3309
Phone：+86(10)62772781
Fax：+86(10)62781604
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