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Title: Distinguished Research Fellow Email: dqian@sjtu.edu.cn Phone: +86-21-3420-3047 Address: Room 905, Physics Building, Physics Department, 800 Dongchuan Road, Shanghai, 200240 |
Selected Publications:
1. Spin Density Wave in Ultrathin Fe Films on Cu(100) D. Qian, X. F. Jin, J. Barthel, M. Klaua, and J. Kirschner Phys. Rev. Lett. 87, 227204 (2001).
2 . Body-Centered-Cubic Ni and Its Magnetic Properties C.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. Shi Phys. Rev. Lett. 94, 137210 (2005).
3. High-resolution soft x-ray emission spectrograph at advanced light source Yi-De Chuang, J. Pepper, W. McKinney, Z. Hussain, E. Gullikson, P. Batson, D. Qian, M.Z. Hasan J. Phys. and Chem. Of Solids 66, 2173(2005).
4. Quasiparticle dynamics in the vicinity of metal-insulator phase transition in NaxCoO2 D. 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. Hasan Phys. Rev. Lett. 96, 046407 (2006).
5. Low-lying quasiparticle states and hidden collective charge instablilities in parent cobaltate superconductors D. Qian, D. Hsieh, L. Wray, Y.-D. Chuang, A. Fedorov, D. Wu, N.L. Wang, L. Viciu, R.J. Cava, and M.Z. Hasan Phys. Rev. Lett. 96, 216405 (2006).
6. Complete d-band dispersion relation in sodium cobaltates D. Qian, L. Wray, D. Hsieh, L. Viciu, R.J. Cava, J.L. Luo, N.L. Wang and M.Z. Hasan Phys. Rev. Lett. 97, 186405 (2006).
7. Emergence of Fermi Pockets in a New Excitonic Charge-Density-Wave Melted Superconductor D. Qian, D. Hsieh, L. Wray, E. Morosan, N.L. Wang, Y. Xia, R.J. Cava and M.Z. Hasan Phys. Rev. Lett. 98, 117007 (2007).
8. Dispersive collective charge modes in an incommensurately modulated cuprate Mott insulator L. Wray, D. Qian, D. Hsieh, Y. Xia, H. Eisaki, M.Z. Hasan Phys. Rev. B 76, 100507, 2007.
9. A topological Dirac insulator in a quantum spin Hall phase D. Hsieh, D. Qian, L. Wray, Y. Xia, Y. S. Hor, R.J. Cava and M.Z. Hasan Nature, 452, 970 (2008).
10. Comment on "Low-Lying States and Hidden Kinematic Collective Charge Instabilities in Parent Cobaltate Superconductors'' - Qian et al. reply D. Qian, D. Hsieh, L. Wray, Y.-D. Chuang, A. Fedorov, L. Viciu, R. J. Cava, and M. Z. Hasan Phys. Rev. Lett. 101, 089704 (2008).
11. 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 superconductors L. 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. Hasan Phys. Rev. B, 78, 184508 (2008).
12. Observation of Unconventional Quantum Spin Textures in Topological Insulators D. Hsieh, Y. Xia, L. Wray, D. Qian, A. Pal, J.H. Dil, J. Osterwalder , F. Meier, G. Bihlmayer, C.L. Kane, Y.S. Hor, R.J. Cava RJ, M.Z. Hasan Science, 323, 919 (2009).
13. Observation of a large-gap topological-insulator class with a single Dirac cone on the surface Y. Xia, D. Qian, D. Hsieh, L. Wray, A. Pal, H. Lin, A. Bansil, D. Grauer, Y.S. Hor, R.J. Cava, M.Z. Hasan Nature Physics, 5, 398 (2009).
14. Fermi Surface Topology and Low-Lying Quasiparticle Dynamics of Parent Fe1+xTe/Se Superconductor Y. Xia,D. Qian, L. Wray, D. Hsieh, G. F. Chen, J. L. Luo, N. L. Wang, and M. Z. Hasan Phys. Rev. Lett. 103, 037002 (2009).
15. A tunable topological insulator in the spin helical Dirac transport regime D. 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. Hasan Nature, 460, 1101 (2009).
16. Observation of Time-Reversal-Protected Single-Dirac-Cone Topological-Insulator States in Bi2Te3 and Sb2Te3 D. 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).
