Sun Group

Condensed Matter Theory

Publications

• Steven Wolgast, Cagliyan Kurdak, Kai Sun, J. W. Allen, Dae-Jeong Kim and Zachary Fisk,
  Discovery of the First Topological Kondo Insulator: Samarium Hexaboride,
  Arxiv preprint arXiv:1211.5104 (2012)
• Y.A. Ying, N.E. Staley, Y. Xin, K. Sun, X. Cai, D. Fobes, T. Liu, Z.Q. Mao, and Y. Liu,
  Dislocations and the Enhancement of Superconductivity in Odd-Parity Superconductor Sr₂Ruo₄,
  Arxiv preprint arXiv:1205.3250 (2012).
• Christopher N. Varney, Kai Sun, Victor Galitski and Marcos Rigol,
  Quantum phases of hard-core bosons in a frustrated honeycomb lattice,
  New Journal of Physics 14, 115028 (2012)
• Shuo Yang, Zheng-Cheng Gu, Kai Sun and S. Das Sarma,
  Topological flat band models with arbitrary Chern numbers,
  Phys. Rev. B 86, 241112(R) (2012)
• Ying-Hai Wu, J. K. Jain and Kai Sun,
  Adiabatic Continuity Between Hofstadter and Chern Insulators,
  Physical Review B 86, 165129 (2012)
• J. Radic, A. Di Ciolo, Kai Sun, and V. Galitski,
  Exotic Quantum Spin Models in Spin-Orbit-Coupled Mott Insulators,
  Physical Review Letters, 109, 085303 (2012).
• X. Wang, L.S. Bishop, JP Kestner, E. Barnes, K. Sun, and S.D. Sarma,
  Composite Pulses for Robust Universal Control of Singlet-Triplet Qubits,
  Nature Communications 3, 997 (2012).
• Kai Sun, Anton Souslov, Xiaoming Mao and T. C. Lubensky,
  Isostaticity, auxetic response, surface modes, and conformal invariance in twisted kagome lattices,
  Proceedings of the National Academy of Sciences of the United States of America, 109, 12369 (2012).
  Highlighted as "From the Cover". See accompanying Commentary: Topological soft matter: Kagome lattices with a twist by Vincenzo Vitelli, PNAS 109, 12266 (2012)
• Shuo Yang, Kai Sun, and S. Das Sarma,
  Quantum Phases of Disordered Flatband Lattice Fractional Quantum Hall Systems,
  Physical Review B 85, 205124 (2012)
• Maxim Dzero, Kai Sun, Piers Coleman, and Victor Galitski,
  Theory of Topological Kondo Insulators,
  Physical Review B 85, 045130 (2012).
• Kai Sun, W. Vincent Liu, Andreas Hemmerich, and S. Das Sarma,
  Topological Semimetal in a Fermionic Optical Lattice,
  Nature Physics 8, 67 (2012).
• Christopher N. Varney, Kai Sun, Marcos Rigol, and Victor Galitski,
  Topological Phase Transitions for Interacting Finite Systems,
  Physical Review B 84, 241105 (2011).
• Christopher N. Varney, Kai Sun, Victor Galitski, and Marcos Rigol,
  Kaleidoscope of Exotic Quantum Phases in a Frustrated XY Model,
  Physical Review Letters 107, 077201 (2011).
  See accompanying viewpoint: Quantum liquids move to a higher dimension by Tameem Albash and Stephan Haas, Physics 4, 62 (2011).
• D. N. Sheng, Zheng-Cheng Gu, Kai Sun, and L. Sheng,
  Fractional Quantum Hall Effect in the Absence of Landau Levels,
  Nature Communications 2, 389 (2011)
• Kai Sun, Zhengcheng Gu, Hosho Katsura, and S. Das Sarma,
  Nearly Flatbands with Nontrivial Topology,
  Physical Review Letters 106, 236803 (2011).
  See accompanying viewpoint: Fractional quantum Hall effect without Landau levels, by Rahul Roy and Shivaji L. Sondhi, Physics 4, 46 (2011).
• Christopher N. Varney, Kai Sun, Marcos Rigol, and Victor Galitski,
  Interaction Effects and Quantum Phase Transitions in Topological Insulators,
  Physical Review B 82, 115125 (2010).
• Kai Sun, Congjun Wu, and S. Das Sarma,
  Spontaneous Inhomogeneous Phases in Ultracold Dipolar Fermi Gases,
  Physical Review B 82, 075105 (2010).
• Kai Sun, Erhai Zhao, and W. Vincent Liu,
  Topological Phases of Dipolar Particles in Elongated Wannier Orbitals,
  Physical Review Letters 104, 165303 (2010).
• Maxim Dzero, Kai Sun, Victor Galitski, and Piers Coleman,
  Topological Kondo Insulators,
  Physical Review Letters 104, 106408 (2010).
• Kai Sun, Michael J. Lawler, and Eun-Ah Kim,
  Spin-Charge Interplay in Electronic Liquid Crystals: Fluctuating Spin Stripe Driven by Charge Nematic Ordering,
  Physical Review Letters 104, 106405 (2010).
• Meng Cheng, Kai Sun, Victor Galitski, and S. Das Sarma,
  Stable Topological Superconductivity in a Family of Two-Dimensional Fermion Models,
  Physical Review B 81, 024504 (2010).
• Kai Sun, Hong Yao, Eduardo Fradkin, and Steven A. Kivelson,
  Topological Insulators and Nematic Phases from Spontaneous Symmetry Breaking in 2d Fermi Systems with a Quadratic Band Crossing,
  Physical Review Letters 103, 046811 (2009).
• M. Fregoso Benjamin, Sun Kai, Fradkin Eduardo, and L. Lev Benjamin,
  Biaxial Nematic Phases in Ultracold Dipolar Fermi Gases,
  New Journal of Physics 11, 103003 (2009).
• Kai Sun and Eduardo Fradkin,
  Time-Reversal Symmetry Breaking and Spontaneous Anomalous Hall Effect in Fermi Fluids,
  Physical Review B 78, 245122 (2008).
• Kai Sun, Benjamin M. Fregoso, Michael J. Lawler, and Eduardo Fradkin,
  Fluctuating Stripes in Strongly Correlated Electron Systems and the Nematic-Smectic Quantum Phase Transition,
  Physical Review B 78, 085124 (2008).
• Congjun Wu, Kai Sun, Eduardo Fradkin, and Shou-Cheng Zhang,
  Fermi Liquid Instabilities in the Spin Channel,
  Physical Review B 75, 115103 (2007).
• Kai Sun, Xiao-Ming Mao, and Qi Ouyang,
  Social Influence in Small-World Networks,
  Chinese Physics 11, 1280 (2002).
• Xiao-Ming Mao, Kai Sun, and Qi Ouyang,
  Stochastic Resonance in a Financial Model,
  Chinese Physics 11, 1106 (2002).
• Kai Sun and Qi Ouyang,
  Microscopic Self-Organization in Networks,
  Physical Review E 64, 026111 (2001).
• Kai Sun and Qi Ouyang,
  Distance Distribution and Reliability of Small-World Networks,
  Chinese Physics Letters 18, 452 (2001).

Home |News| Research | Publications | Talks | Teaching