The Composite Particle Duality: A New Class of Topological Quantum Matter

• URL: http://arxiv.org/abs/2306.00825v2
• Date: Tue, 18 Jul 2023 10:01:43 GMT
• Title: The Composite Particle Duality: A New Class of Topological Quantum Matter
• Authors: Gerard Valent\'i-Rojas, Joel Priestley and Patrik \"Ohberg
• Abstract summary: Composite particle duality extends the notions of flux attachment and statistical transmutation in spacetime dimensions beyond 2+1$textD$. The immediate implication of the duality is that an interacting quantum system in arbitrary dimensions can experience a modification of its statistical properties if coupled to a certain gauge field.
• Score: 0.0
• License: http://creativecommons.org/licenses/by/4.0/
• Abstract: The composite particle duality extends the notions of both flux attachment and statistical transmutation in spacetime dimensions beyond 2+1$\text{D}$. It constitutes an exact correspondence that can be understood either as a theoretical framework or as a dynamical physical mechanism. The immediate implication of the duality is that an interacting quantum system in arbitrary dimensions can experience a modification of its statistical properties if coupled to a certain gauge field. In other words, commutation relations of quantum fields can be effectively modified by a dynamical physical process. For instance, an originally bosonic quantum fluid in d spatial dimensions can feature composite fermionic (or anyonic) excitations when coupled to a statistical gauge field. We compute the explicit form of the aforementioned synthetic gauge fields in $\text{D} \le 3 + 1$. This opens the door to a new realm of topological phases across dimensions both in lattice and continuum systems.

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