Interacting topological insulators: a review
S Rachel - Reports on Progress in Physics, 2018 - iopscience.iop.org
The discovery of the quantum spin Hall effect and topological insulators more than a decade
ago has revolutionized modern condensed matter physics. Today, the field of topological …
ago has revolutionized modern condensed matter physics. Today, the field of topological …
Topological insulators and superconductors
XL Qi, SC Zhang - Reviews of modern physics, 2011 - APS
Topological insulators are new states of quantum matter which cannot be adiabatically
connected to conventional insulators and semiconductors. They are characterized by a full …
connected to conventional insulators and semiconductors. They are characterized by a full …
Local unitary transformation, long-range quantum entanglement, wave function renormalization, and topological order
Two gapped quantum ground states in the same phase are connected by an adiabatic
evolution which gives rise to a local unitary transformation that maps between the states. On …
evolution which gives rise to a local unitary transformation that maps between the states. On …
Topological materials
B Yan, SC Zhang - Reports on Progress in Physics, 2012 - iopscience.iop.org
Recently, topological insulator materials have been theoretically predicted and
experimentally observed in both 2D and 3D systems. We first review the basic models and …
experimentally observed in both 2D and 3D systems. We first review the basic models and …
Simplified topological invariants for interacting insulators
Z Wang, SC Zhang - Physical Review X, 2012 - APS
We propose general topological order parameters for interacting insulators in terms of the
Green's function at zero frequency. They provide a unified description of various interacting …
Green's function at zero frequency. They provide a unified description of various interacting …
Correlation effects in two-dimensional topological insulators
M Hohenadler, FF Assaad - Journal of Physics: Condensed …, 2013 - iopscience.iop.org
Topological insulators have become one of the most active research areas in condensed
matter physics. This article reviews progress on the topic of electronic correlation effects in …
matter physics. This article reviews progress on the topic of electronic correlation effects in …
Correlation effects in quantum spin-hall insulators: A quantum monte carlo study
We consider the Kane-Mele model supplemented by a Hubbard U term. The phase diagram
is mapped out using projective auxiliary field quantum Monte Carlo simulations. The …
is mapped out using projective auxiliary field quantum Monte Carlo simulations. The …
Aharonov-Bohm oscillations in disordered topological insulator nanowires
A direct signature of electron transport at the metallic surface of a topological insulator is the
Aharonov-Bohm oscillation observed in a recent study of Bi 2 Se 3 nanowires [Peng, Nature …
Aharonov-Bohm oscillation observed in a recent study of Bi 2 Se 3 nanowires [Peng, Nature …
Topological order parameters for interacting topological insulators
We propose a topological order parameter for interacting topological insulators, expressed
in terms of the full Green's functions of the interacting system. We show that it is exactly …
in terms of the full Green's functions of the interacting system. We show that it is exactly …
Particle-hole symmetry and interaction effects in the Kane-Mele-Hubbard model
We prove that the Kane-Mele-Hubbard model with purely imaginary next-nearest-neighbor
hoppings has a particle-hole symmetry at half filling. Such a symmetry has interesting …
hoppings has a particle-hole symmetry at half filling. Such a symmetry has interesting …