学术带头人

钱冬 教授

钱冬 教授
研究所副所长
拓扑绝缘体
物理楼 905
86-21-34203047
dqian@sjtu.edu.cn
低维体系中的新颖量子现象,拓扑绝缘体和自旋相关效应,强关联体系和新颖超导体中的电子结构,磁性材料和人工结构,低维体系输运性质,同步辐射等

1998年毕业于复旦大学物理系,获理学学士学位。2003年于复旦大学物理系获博士学位,入选全国优秀博士学位论文。2003到2009年在普林斯顿大学和加州劳伦斯伯克利国家实验室先进光源中心从事博士后和研究员工作。2009年受聘于上海交通大学物理系任特别研究员。主要研究方向为低维体系中的新颖量子现象,强关联体系中的电子结构,磁性材料和人工结构等。今年来,和合作者一起在实验上发现了第一种强拓扑绝缘体。发表学术论文40余篇,其中包括Nature(3),Science(1),Nature physics(1),Phys. Rev. Lett.(12)等一流杂志。

  1. Spin Density Wave in Ultrathin Fe Films on Cu(100)D. Qian, X. F. Jin, J. Barthel, M. Klaua, and J. KirschnerPhys. Rev. Lett. 87, 227204 (2001).
  2. Body-Centered-Cubic Ni and Its Magnetic PropertiesC.S. Tian, D. Qian, D. Wu, R.H. He, Y.Z. Wu, W.X. Tang, L.F. Yin, Y.S. Shi, G.S. Dong, X.F. Jin, X.M. Jiang, F.Q. Liu, H.J. Qian, K. Sun, L.M. Wang, G. Rossi, Z.Q. Qiu, and J. ShiPhys. Rev. Lett. 94, 137210 (2005).
  3. High-resolution soft x-ray emission spectrograph at advanced light sourceYi-De Chuang, J. Pepper, W. McKinney, Z. Hussain, E. Gullikson, P. Batson, D. Qian, M.Z. HasanJ. Phys. and Chem. Of Solids 66, 2173(2005).
  4. Quasiparticle dynamics in the vicinity of metal-insulator phase transition in NaxCoO2D. Qian, L. Wray, D. Hsieh, D. Wu, J.L. Luo, N.L. Wang, A. Kuprin, A. Fedorov, R.J. Cava, L. Viciu, and M.Z. HasanPhys. Rev. Lett. 96, 046407 (2006).
  5. Low-lying quasiparticle states and hidden collective charge instablilities in parent cobaltate superconductorsD. Qian, D. Hsieh, L. Wray, Y.-D. Chuang, A. Fedorov, D. Wu, N.L. Wang, L. Viciu, R.J. Cava, and M.Z. HasanPhys. Rev. Lett. 96, 216405 (2006).
  6. Complete d-band dispersion relation in sodium cobaltatesD. Qian, L. Wray, D. Hsieh, L. Viciu, R.J. Cava, J.L. Luo, N.L. Wang and M.Z. HasanPhys. Rev. Lett. 97, 186405 (2006).
  7. Emergence of Fermi Pockets in a New Excitonic Charge-Density-Wave Melted SuperconductorD. Qian, D. Hsieh, L. Wray, E. Morosan, N.L. Wang, Y. Xia, R.J. Cava and M.Z. Hasan
  8. Phys. Rev. Lett. 98, 117007 (2007).
  9. Dispersive collective charge modes in an incommensurately modulated cuprate Mott insulatorL. Wray, D. Qian, D. Hsieh, Y. Xia, H. Eisaki, M.Z. HasanPhys. Rev. B 76, 100507, 2007.
  10. A topological Dirac insulator in a quantum spin Hall phaseD. Hsieh, D. Qian, L. Wray, Y. Xia, Y. S. Hor, R.J. Cava and M.Z. HasanNature, 452, 970 (2008).
  11. Comment on "Low-Lying States and Hidden Kinematic Collective Charge Instabilities in Parent Cobaltate Superconductors'' - Qian et al. replyD. Qian, D. Hsieh, L. Wray, Y.-D. Chuang, A. Fedorov, L. Viciu, R. J. Cava, and M. Z. HasanPhys. Rev. Lett. 101, 089704 (2008).
  12. Momentum dependence of superconducting gap, strong-coupling dispersion kink, and tightly bound Cooper pairs in the high-Tc (Sr,Ba)1−x(K,Na)xFe2As2 superconductorsL. Wray, D. Qian, D. Hsieh, Y. Xia, L. Li, J. G. Checkelsky, A. Pasupathy, K. K. Gomes, C. V. Parker, A. V. Fedorov, G. F. Chen, J. L. Luo, A. Yazdani, N. P. Ong, N. L. Wang, and M. Z. HasanPhys. Rev. B, 78, 184508 (2008).
  13. Observation of Unconventional Quantum Spin Textures in Topological InsulatorsD. Hsieh, Y. Xia, L. Wray, D. Qian, A. Pal, J.H. Dil, J. Osterwalder , F. Meier, G. Bihlmayer, C.L. Kane, .S. Hor, R.J. Cava RJ, M.Z. HasanScience, 323, 919 (2009).
  14. Observation of a large-gap topological-insulator class with a single Dirac cone on the surfaceY. Xia, D. Qian, D. Hsieh, L. Wray, A. Pal, H. Lin, A. Bansil, D. Grauer, Y.S. Hor, R.J. Cava, M.Z. HasanNature Physics, 5, 398 (2009).
  15. Fermi Surface Topology and Low-Lying Quasiparticle Dynamics of Parent Fe1+xTe/Se SuperconductorY. Xia,D. Qian, L. Wray, D. Hsieh, G. F. Chen, J. L. Luo, N. L. Wang, and M. Z. HasanPhys. Rev. Lett. 103, 037002 (2009).
  16. A tunable topological insulator in the spin helical Dirac transport regimeD. Hsie, Y. Xia, D. Qian, L. Wray, J.H. Dil, F. Meier, J. Osterwalder, L. Patthey, J.G. Checkelsky, N.P. Ong, A.V. Fedorov, H. Lin, A. Bansil, D. Grauer, Y.S. Hor, R.J. Cava, M.Z. HasanNature, 460, 1101 (2009).
  17. Observation of Time-Reversal-Protected Single-Dirac-Cone Topological-Insulator States in Bi2Te3 and Sb2Te3D. Hsieh, Y. Xia, D. Qian, L. Wray, F. Meier, J. H. Dil, J. Osterwalder, L. Patthey, A. V. Fedorov, H. Lin, A. Bansil, D. Grauer, Y. S. Hor, R. J. Cava, and M. Z. Hasan  Phys. Rev. Lett. 103, 146401 (2009).



上海交通大学人工结构及量子调控教育部重点实验室

联系地址:上海闵行区东川路800号物理楼130室 管理员信箱:ximei_zhao@sjtu.edu.cn