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Symmetry protected topological order

Known as: SPT 
Symmetry Protected Topological order (SPT order)is a kind of order in zero-temperature quantum-mechanical states of matter that have a symmetry and a… Expand
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Related topics

Related topics

7 relations
AKLT modelEPR paradoxQuantum Hall effectQuantum entanglement
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Broader (1)

Quantum phases

Papers overview

Semantic Scholar uses AI to extract papers important to this topic.
Highly Cited
2018
Highly Cited
2018
Subsystem symmetry protected topological order
In this work, we introduce a new type of topological order which is protected by subsystem symmetries which act on lower… Expand
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2018
2018
Higher-order symmetry-protected topological states for interacting bosons and fermions
Higher-order topological insulators have a modified bulk-boundary correspondence compared to other topological phases: instead of… Expand
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2017
2017
Symmetry-protected topological order at nonzero temperature
We address the question of whether symmetry-protected topological (SPT) order can persist at nonzero temperature, with a focus on… Expand
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Highly Cited
2014
Highly Cited
2014
Many-body localization and symmetry-protected topological order
Recent work shows that highly excited many-body localized eigenstates can exhibit broken symmetries and topological order… Expand
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2014
2014
Symmetry-protected topological invariants of symmetry-protected topological phases of interacting bosons and fermions
Recently, it was realized that quantum states of matter can be classified as long-range entangled (LRE) states (i.e. with non… Expand
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Highly Cited
2014
Highly Cited
2014
Exactly soluble model of a three-dimensional symmetry-protected topological phase of bosons with surface topological order
We construct an exactly soluble Hamiltonian on the D=3 cubic lattice, whose ground state is a topological phase of bosons… Expand
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Highly Cited
2014
Highly Cited
2014
Symmetry-protected topological orders for interacting fermions: Fermionic topological nonlinear σ models and a special group supercohomology theory
Symmetry-protected topological (SPT) phases are gapped short-range-entangled quantum phases with a symmetry $G$, which can all be… Expand
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2013
2013
Identifying symmetry-protected topological order by entanglement entropy
which equals 1 in the SPT phase, and −1 in the trivial phase. As an application of our proposal, we study the spin-1 models on… Expand
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2013
2013
From symmetry-protected topological order to Landau order
Focusing on the particular case of the discrete symmetry group Z_N x Z_N, we establish a mapping between symmetry protected… Expand
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Highly Cited
2011
Highly Cited
2011
Two-dimensional symmetry-protected topological orders and their protected gapless edge excitations
Topological insulators in free fermion systems have been well characterized and classified. However, it is not clear in strongly… Expand
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