Princeton Center for Complex Materials

1. S.Y. Xu, Y. Xia, L.A. Wray, S. Jia, F. Meier, J.H. Dil, J. Osterwalder, B. Slomski, A. Bansil, H. Lin, R.J. Cava and M.Z. Hasan, “Topological Phase Transition and Texture Inversion in a Tunable Topological Insulator”, Science 332, 560 (2011).

2. L.A. Wray, S.Y. Xu, Y.Q. Xia,   D. Hsieh, A.V. Fedorov, Y.S. Hor, R.J. Cava, A. Bansil, H. Lin, and M.Z. Hasan, “A topological insulator surface under strong Coulomb, magnetic and disorder perturbations”, Nature Physics 7, 32 (2011).

3. J. G. Checkelsky, Y. S. Hor, R. J. Cava, and N. P. Ong, “Bulk Band Gap and Surface State Conduction Observed in Voltage-Tuned Crystals of the Topological Insulator Bi₂Se₃”, Phys. Rev. Lett. 106, 196801 (2011).

4. I. Vobornik, U. Manju, J. Fujii, F. Borgatti, P. Torelli, D. Krizmancic, Y.S. Hor, R.J. Cava, and G. Panaccione, “Magnetic Proximity Effect as a Pathway to Spintronic Applications of Topological Insulators”, Nano Letters 11, 4079 (2011).  

5. L.A. Wray, S.Y. Xu, Y.Q. Xia, D. Qian, A.V. Federov, H. Lin, A. Bansil, L. Fu, Y.S. Hor, R.J. Cava and M.Z. Hasan, “Spin-orbital ground states of superconducting doped topological insulators: A Majorana platform”, Phys. Rev. B 83, 224516 (2011).

6. H. Beidenkopf, P. Roushan, J. Seo, L. Gorman, I. Drozdov, Y. S. Hor, R. J. Cava and A. Yazdani, “Spatial Fluctuations of Helical Dirac Fermions on the Surface of Topological Insulators”, Nature Physics 7, 939 (2011).

7. J. Xiong, A. C. Petersen, D. Qu, R. J. Cava and N. P. Ong, “Quantum oscillations in a topological insulator Bi₂Te₂Se with large bulk resistivity (6 Ωcm)”, Physica E 44, 917-920 (2012).

8. H. Ji, J.M. Allred, Ni Ni, J. Tao, M. Neupane, A. Wray, S. Xu, M.Z. Hasan, and R.J. Cava, “Bulk intergrowth of a topological insulator with a room-temperature ferromagnet,” Phys. Rev. B 85, 165313 (2012).  

9. S. Jia, Huiwen Ji, E. Climent-Pascual, M.K. Fuccillo, M.E. Charles, J. Xiong, N.P. Ong and R.J. Cava, “Low-carrier-concentration crystals of the topological insulator Bi₂Te₂Se”, Phys. Rev. B 84, 235206 (2011).

10. L. Li, N. Alidoust, J. M. Tranquada, G. D. Gu, and N. P. Ong, “Unusual Nernst effect suggesting time-reversal violation in the striped cuprate superconductor La_2-xBa_xCuO₄”, Phys. Rev. Lett. 107, 277001 (2011).

11. Y.S. Hor, J.G. Checkelsky, D. Qu, N.P. Ong and R.J. Cava, “Superconductivity and non-metallicity induced by doping the topological insulators Bi₂Se₃ and Bi₂Te₃”, J. Phys and Chem. Sol. 72, 572 (2011).  

12. N. Regnault, and B. A. Bernevig, “ Fractional Chern Insulator”,   Phys. Rev . X 1, 021014 (2011).

13. A. Chandran, M. Hermanns, N. Regnault, and B. A. Bernevig, “Bulk-edge correspondence in entanglement spectra”,   Phys. Rev. B 84, 205136 (2011).

14. A. Alexandradinata, Taylor L. Hughes, and B. A. Bernevig, “Trace index and spectral flow in the entanglement spectrum of topological insulators”,   Phys. Rev. B 84, 195103 (2011).

15. R. Thomale, C. Platt, W. Hanke, and B. A. Bernevig, “Mechanism for Explaining Differences in the Order Parameters of FeAs-Based and FeP-Based Pnictide Superconductors”, Phys. Rev. Lett. 106, 187003 (2011).

16. A. Sterdyniak, N. Regnault, and B. A. Bernevig, “Extracting Excitations from Model State Entanglement”, Phys. Rev. Lett. 106, 100405 (2011). 

17. Z. Papić, B. A. Bernevig, and N. Regnault, “Topological Entanglement in Abelian and Non-Abelian Excitation Eigenstates”, Phys. Rev. Lett. 106, 056801 (2011).

18. L. A. Wray, S. Xu, Y. Xia, D. Qian, A. V. Fedorov, H. Lin, A. Bansil, L. Fu, Y. S. Hor, R. J. Cava, and M. Z. Hasan, “Spin-orbital ground states of superconducting doped topological insulators: A Majorana platform”,   Phys. Rev. B 83, 224516 (2011).

19. S. Jia, P. Jiramongkolchai, M. R. Suchomel, B.H. Toby, J.G. Checkelsky, N.P. Ong, and R.J. Cava, “Ferromagnetic quantum critical point induced by dimer-breaking in SrCo₂(Ge_1-xP_x)₂”, Nature Physics 7, 207 (2011).

20. R. Ma, L. Zhu, L. Sheng, M. Liu,   and D. N. Sheng, “Thermolectric and Thermal transport in bilayer graphene system”,   Phys. Rev. B 84, 075420 (2011).    

21. J. Zhao, D. N. Sheng,   and F. D. M. Haldane “Fractional   quantum Hall states at 1/3 and 5/2 filling: Density matrix renormalization group calculations”, Phys. Rev. B 83, 195135 (2011).

1. D.X. Qu, Y.S. Hor, J. Xiong, R.J. Cava, and N.P. Ong, “Quantum Oscillations and Hall Anomaly of Surface States in the Topological Insulator Bi₂Te₃”, Science 329, 821 (2010).

2. S.Y. Xu, Y. Xia, L.A. Wray, S. Jia, F. Meier, J.H. Dil, J. Osterwalder, B. Slomski, A. Bansil, H. Lin, R.J. Cava and M.Z. Hasan, “Topological Phase Transition and Texture Inversion in a Tunable Topological Insulator”, Science 332, 560 (2011).

3. J. Seo, P. Roushan, H. Beidenkopf, Y. S. Hor, R. J. Cava, and A. Yazdani, “Transmission of topological surface states through surface barriers,” Nature  466, 343 (2010).

4. “Observation of topological order in a superconducting doped topological insulator”, L.A. Wray, S.Y. Xu, Y.Q. Xia, Y.S. Hor, D. Qian, A.V. Fedorov, H. Lin, A. Bansil R.J. Cava and M.Z. Hasan, Nature Physics 6,  855 (2010).

5. D. Hsieh, L. Wray, D. Qian, Y. Xia, J. H. Dil, F. Meier, L. Patthey, J. Osterwalder, G.Bihlmayer, Y. S. Hor, R. J. Cava and M. Z. Hasan, “Direct observation of spin-polarized surface states in the parent compound of a topological insulator using spin- and angle-resolved photoemission spectroscopy in a Mott-polarimetry mode”, New Journal of Physics 12, 125001 (2010).

6. J. G. Checkelsky, Y. S. Hor, R. J. Cava, and N. P. Ong, “Bulk Band Gap and Surface State Conduction Observed in Voltage-Tuned Crystals of the Topological Insulator Bi₂Se₃”, Phys. Rev. Lett. 106, 196801 (2011).

7.   L.A. Wray, S.Y. Xu, Y.Q. Xia,  D. Hsieh, A.V. Fedorov, Y.S. Hor, R.J. Cava, A. Bansil, H. Lin, and M.Z. Hasan, “A topological insulator surface under strong Coulomb, magnetic and disorder perturbations”, Nature Physics 7 32 (2011).

8. Y.S. Hor, D. Qu, N.P. Ong, and R.J. Cava, “Low temperature magnetothermoelectric effect and magnetoresistance in Te vapor annealed Bi₂Te₃”, J. Phys Cond. Mat. 22 , 375801 (2010).

9. R. Thomale, C. Platt, W. Hanke, and B. A. Bernevig, “Mechanism for Explaining Differences in the Order Parameters of FeAs-Based and FeP-Based Pnictide Superconductors”, Phys. Rev. Lett. 106, 187003 (2011).

10. A. Sterdyniak, N. Regnault, and B. A. Bernevig, “Extracting Excitations from Model State Entanglement” Phys. Rev. Lett. 106, 100405 (2011).

11. Z. Papić, B. A. Bernevig, and N. Regnault, “Topological Entanglement in Abelian and Non-Abelian Excitation Eigenstates”, Phys. Rev. Lett. 106, 056801 (2011).

12. C. V. Parker, P. Aynajian, E. H. da Silva Neto, A. Pushp, S. Ono, J. Wen, Z. Xu, G. Gu, A.Yazdani, “Fluctuating stripes at the onset of the pseudogap in the high-T_c superconductor Bi₂Sr₂CaCu₂O_8+x Nature 468, 677 (2010).

13. P. Aynajian, E. da Silva Neto, C. V. Parker, Y. Huang, A. Pasupathy, J. Mydosh, and A. Yazdani “Visualizing the formation of the Kondo lattice and the hidden order in URu₂Si₂,” PNAS 107, 10383 (2010).

14. C. V. Parker, A. Pushp, A. N. Pasupathy, K. K.Gomes, J. Wen, Z. Xu, S. Ono, G. Gu, A.Yazdani , “Nanoscale proximity effect in the high temperature superconductor Bi₂Sr₂CaCu₂O_8+d using a scanning tunneling microscope” Phys. Rev. Lett. 104, 117001 (2010).

1. J. G. Checkelsky, Y. S. Hor, M.-H. Liu, D.-X. Qu, R. J. Cava and N. P. Ong, “Quantum Interference in Macroscopic Crystals of Nonmetallic Bi₂Se₃”, Phys. Rev. Lett. 103, 246601 (2009).

2. E. Prodan and F.D.M. Haldane, “Mapping the braiding properties of the Moore-Read state”, Phys Rev B 80, 115121 (2009).

3. B.A. Bernevig and F.D.M. Haldane, “Clustering Properties and Model Wave Functions for Non-Abelian Fractional Quantum Hall Quasielectrons”, Phys. Rev. Lett. 103, 019902 (2009).

4. Pedram Roushan, Jungpil Seo, Colin V. Parker, Y.S. Hor, D. Hsieh, Dong Qian, Anthony Richardella, M. Z. Hasan, R.J. Cava, Ali Yazdani, “Topological surface states protected from backscattering by chiral spin texture”, Nature 460, 1106 (2009).

5. Y. S. Hor, P. Roushan, H. Beidenkopf , J. Seo, D.-X. Qu, J. G. Checkelsky, L. A. Wray, D. Hsieh, Y. Xia, S.-Y. Xu, D. Qian, M. Z. Hasan, N. P. Ong, A. Yazdani, and R. J. Cava, “The development of ferromagnetism in the doped topological insulator Bi_2-xMn_xTe₃”, Phys Rev. B 81, 195203 (2010).

6. Vadim Oganesyan, Arijeet Pal and David A. Huse , "Energy transport in disordered classical spin chains", Phys. Rev. B 80, 115104 (2009).

7. D. Hsieh, Y. Xia, D. Qian, L. Wray, J. H. Dil, F. Mejer, 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, “A tunable topological insulator in the spin helical Dirac transport regime” Nature 460, 1101 (2009).

8. J. G. Checkelsky and N. P. Ong, “Thermopower and Nernst Effect in graphene in a magnetic field”, Phys. Rev. B 80, 081413(R) (2009).

9. H. Wang, D.N. Sheng, and F.D.M. Haldane, “Particle-hole symmetry breaking and the nu=5/2 fractional quantum Hall effect”, Phys. Rev. B 80, 241311 (2009).

10. Y. S. Hor, A. J. Williams, J. G. Checkelsky, P. Roushan, J. Seo, Q. Xu, H. W. Zandbergen, A. Yazdani, N. P. Ong and R. J. Cava, Superconductivity in Cu_xBi₂Se₃ and its Implications for Pairing in the Undoped Topological Insulator”, Phys. Rev. Lett. 104, 057001 (2010).

11. Lijun Zhu, R. Ma, L. Sheng, M. Liu, and D. N. Sheng, "Universal thermoelectric effect of Dirac fermions in graphene", Phys. Rev. Lett. 104, 076804 (2010).

12. Hao Wang, D. N. Sheng, and F. D. M. Haldane, “Particle-hole symmetry breaking and the nu=5/2 fractional quantum Hall effect”, Phys. Rev. B 80, 241311 (2009).

1. 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, M.Z. Hasan, “Observation of Unconventional Quantum Spin Textures in Topological Insulators”, Science 323, 919 (2009).

2. Y. Xia, L. Wray, D. Qian, D. Hsieh, H. Lin, A. Bansil, D. Grauer, Y.S. Hor, R. J. Cava, M. Z. Hasan, “Observation of a large-gap topological-insulator class with a single surface Dirac cone”, Nature Physics 5, 398 (2009).

3. D. Qian, D. Hsieh, L. Wray, Y. Xia, R.J. Cava, E. Morosan, and M.Z. Hasan, “Evolution of low-lying states in a doped CDW superconductor Cu_xTiSe₂”, Physica B-Cond. Matt. 403 1002 (2008).

4. Y. Xia, D. Hsieh, D. Qian, R.F. Berger, R.J. Cava, J.W. Lynn, Q. Huang, M.Z. Hasan, “Magnetic excitations in triangular lattice NaCrO₂”, J. Phys. Chem. Sol. 69, 3174 (2008).

5. B.A. Bernevig and F.D.M. Haldane, “Clustering Properties and Model Wave Functions for Non-Abelian Fractional Quantum Hall Quasielectrons”, Phys. Rev. Lett. 102, 066802 (2009).

6. B.A. Bernevig and F.D.M. Haldane, “Properties of Non-Abelian Fractional Quantum Hall States at Filling nu=k/r”, Phys. Rev. Lett. 101, 246806 (2008).

7. S. Raghu and F.D.M. Haldane, “Analogs of quantum-Hall-effect edge states in photonic crystals”, Phys. Rev. A 78 033834 (2008).

8. N. Regnault, B. A. Bernevig, and F. D. M. Haldane, “Topological Entanglement and Clustering of Jain Hierarchy States”, Phys. Rev. Lett. 103, 016801 (2009).

9. Y. Xia, D. Qian, D. Hsieh, L. Wray, M.Z. Hasan, L. Viciu, and R.J. Cava, “Observation of gapped quasiparticles in sodium charge-ordered Na_1/2CoO₂”, J. Phys. Chem. Sol. 69, 2986 (2008).

10. Joseph G. Checkelsky, Lu Li, and N. P. Ong, “Divergence of the resistance at the Dirac point in graphene: Evidence for a transition in a high magnetic field.” Phys. Rev. B 79, 115434 (2009).

11. T.M. Lu, L. Sun, D.C. Tsui, and S. Lyon, “ In-plane field magnetoresistivity of Si two-dimensional electron gas in Si/SiGe quantum wells at 20 mK” Phys. Rev. B 78, 233309 (2008).

12. Y.S. Hor, A. Richardella, P. Roushan, Y. Xia, J. G. Checkelsky, A. Yazdani, Z. Hasan, N. P. Ong and R. J. Cava, “p-type Bi₂Se₃ for topological insulator and low temperature thermoelectric applications”, Phys. Rev. B 79, 195208 (2009).

13. 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, M.Z. Hasan, “ Momentum dependence of superconducting gap, strong-coupling dispersion kink, and tightly bound Cooper pairs in the high-T_c (Sr,Ba)_1−x(K,Na)_xFe₂As₂ superconductors”, Phys. Rev. B 78, 184508 (2008).

14. K. K. Gomes, A. N. Pasupathy, A. Pushp, C. Parker, S. Ono, Y. Ando, G. Gu, A. Yazdani, “Mapping of the formation of the pairing gap in Bi₂Sr₂Ca₂CuO_8+δ”, Jnl. Physics and Chemistry of Solids 69, 3034 (2008).

15. S. Trebst, E. Ardonne, A. Feiguin, D. A. Huse, A. W. W. Ludwig and M. Troyer, "Collective states of interacting Fibonacci anyons", Phys. Rev. Lett. 101, 050401 (2008).

16. S. Raghu, D. Podolsky, A. Vishwanath and D. A. Huse, "A vortex dynamics approach to the Nernst effect in fluctuating superconductors", Phys. Rev. B 78, 184520 (2008).

17. T.M. McQueen, Q. Huang, V. Ksenofontov, C. Felser, Q. Xu, H.W. Zandbergen, Y.S. Hor, J. Allred, A.J. Williams, D. Qu, J. Checkelsky, N.P. Ong, and R.J. Cava, “Extreme sensitivity of superconductivity to stoichiometry in Fe_1+d Se”, Phys. Rev. B 79, 014522 (2009).

18. A. Pushp, C. Parker, A. Pasupathy, K. Gomes, J. Wen, Z. Xu, G. Gu, S.Ono, and A. Yazdani, “ Extending Universal Nodal Excitations Optimizes Superconductivity in Bi₂Sr₂CaCu₂O_{8+ δ}”, Science 324, 1689-1693 (2009).

19. A. Yazdani, “Visualizing pair formation on the atomic scale and the search for the mechanism of superconductivity in high-T_c cuprates”, J. Phys. Condensed Matter 21, 164214 (2009).

20. D.V. West, Q. Huang, H.W. Zandbergen, T.M. McQueen, and R.J. Cava, “Structural disorder, octahedral coordination and two-dimensional ferromagnetism in anhydrous alums”, J. Sol. St. Chem. 181, 2768 (2008).

21. K.E.Wagner, E. Morosan, Y.S. Hor, J. Tao, Y. Zhu, T. Sanders, T.M. McQueen, H.W. Zandbergen, A.J. Williams, D.V. West and R.J. Cava, “Tuning the charge density wave and superconductivity in Cu_xTaS₂”, Phys. Rev. B 78, 104520 (2008).

22. T. Klimczuk, H.W. Zandbergen, Q. Huang, T.M. McQueen, F. Ronning, B. Kusz, J.D. Thompson, and R.J. Cava, “Cluster-glass behavior of a highly oxygen deficient perovskite, BaBi_0.28Co_0.72O_2.2”, J. Phys Condensed Matter 21, 105801 (2009).