Topological quantum field theory for Abelian topological phases and loop braiding statistics in (3+1)-dimensions

Qing-Rui Wang, Meng Cheng*, Chenjie Wang, Zheng-Cheng Gu

*Corresponding author for this work

Research output: Journal Publications and ReviewsRGC 21 - Publication in refereed journalpeer-review

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Abstract

Topological quantum field theory (TQFT) is a very powerful theoretical tool to study topological phases and phase transitions. In 2 + 1d, it is well known that the Chern-Simons theory captures all the universal topological data of topological phases, e.g., quasiparticle braiding statistics, chiral central charge, and even provides us a deep insight for the nature of topological phase transitions. Recently, topological phases of quantum matter are also intensively studied in 3 + 1d and it has been shown that looplike excitation obeys the so-called three-loop-braiding statistics. In this paper, we will try to establish a TQFT framework to understand the quantum statistics of particle and looplike excitation in 3 + 1d. We will focus on Abelian topological phases for simplicity, however, the general framework developed here is not limited to Abelian topological phases.
Original languageEnglish
Article number235137
JournalPhysical Review B
Volume99
Issue number23
DOIs
Publication statusPublished - 15 Jun 2019

Publisher's Copyright Statement

  • COPYRIGHT TERMS OF DEPOSITED FINAL PUBLISHED VERSION FILE: Wang, Q-R., Cheng, M., Wang, C., & Gu, Z-C. (2019). Topological quantum field theory for Abelian topological phases and loop braiding statistics in (3+1)-dimensions. Physical Review B, 99(23), [235137]. https://doi.org/10.1103/PhysRevB.99.235137. The copyright of this article is owned by American Physical Society.

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