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Choreographed entanglement dances: Topological states of quantum matter [PDF]

open access: yesScience, 2019
A topological paradigm shift The discovery of topological phases of matter forced condensed matter physicists to question and reexamine some of the basic notions of their discipline. Wen reviews the progress of the field that took a sharp turn from Landau's broken symmetry paradigm to arrive at the modern notions of topological order and ...
Xiao-Gang Wen
exaly   +7 more sources

Gravitational response of topological quantum states of matter

open access: yesPhysical Review B, 2023
Identifying novel topological properties of topological quantum states of matter, such as exemplified by the quantized Hall conductance, is a valuable step towards realizing materials with attractive topological attributes that guarantee their imperviousness to realistic imperfections, disorder and environmental disturbances.
Rudro R Biswas
exaly   +4 more sources

Geometric Test for Topological States of Matter [PDF]

open access: yesPhysical Review Letters, 2022
We generalize the flux insertion argument due to Laughlin, Niu-Thouless-Tao-Wu, and Avron-Seiler-Zograf to the case of fractional quantum Hall states on a higher-genus surface. We propose this setting as a test to characterise the robustness, or topologicity, of the quantum state of matter and apply our test to the Laughlin states. Laughlin states form
Semyon Klevtsov, D Zvonkine
exaly   +5 more sources

Topological states of condensed matter

open access: yesNature Materials, 2017
Topological states of quantum matter have been investigated intensively in recent years in materials science and condensed matter physics. The field developed explosively largely because of the precise theoretical predictions, well-controlled materials processing, and novel characterization techniques.
Jing Wang   +2 more
exaly   +4 more sources

From the adiabatic theorem of quantum mechanics to topological states of matter [PDF]

open access: yesPhysica Status Solidi - Rapid Research Letters, 2013
Abstractmagnified imageOwing to the enormous interest the rapidly growing field of topological states of matter (TSM) has attracted in recent years, the main focus of this review is on the theoretical foundations of TSM. Starting from the adiabatic theorem of quantum mechanics which we present from a geometrical perspective, the concept of TSM is ...
Jan Carl Budich, Björn Trauzettel
exaly   +3 more sources

Boundary and domain wall theories of 2d generalized quantum double model

open access: yesJournal of High Energy Physics, 2023
The generalized quantum double lattice realization of 2d topological orders based on Hopf algebras is discussed in this work. Both left-module and right-module constructions are investigated.
Zhian Jia   +2 more
doaj   +1 more source

A lattice model for condensation in Levin-Wen systems

open access: yesJournal of High Energy Physics, 2023
Levin-Wen string-net models provide a construction of (2+1)D topologically ordered phases of matter with anyonic localized excitations described by the Drinfeld center of a unitary fusion category.
Jessica Christian   +3 more
doaj   +1 more source

Extend the Levin-Wen model to two-dimensional topological orders with gapped boundary junctions

open access: yesJournal of High Energy Physics, 2022
A realistic material may possess defects, which often bring the material new properties that have practical applications. The boundary defects of a two-dimensional topologically ordered system are thought of as an alternative way of realizing topological
Hongyu Wang, Yuting Hu, Yidun Wan
doaj   +1 more source

Categories of quantum liquids I

open access: yesJournal of High Energy Physics, 2022
We develop a mathematical theory of separable higher categories based on Gaiotto and Johnson-Freyd’s work on condensation completion. Based on this theory, we prove some fundamental results on E m -multi-fusion higher categories and their higher centers.
Liang Kong, Hao Zheng
doaj   +1 more source

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