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A hybrid Anyon-otto thermal machine
Mohit Lal Bera1,2, Joyce Kwan3, Armando Pérez1
1Departamento de Física Teórica and IFIC, Universitat de València-CSIC, Burjassot (València), Spain.
NPJ Quantum Information
|July 26, 2026
Summary
We developed a quantum thermal machine using anyons that extracts energy from their unique statistics. Interactions enhance performance, offering a greater quantum thermodynamic advantage than bosons or pseudo-fermions.
Area of Science:
- Quantum thermodynamics
- Condensed matter physics
- Many-body physics
Background:
- Anyons exhibit unique exclusion statistics, differing from bosons and fermions.
- Quantum thermal machines offer a framework for energy conversion at the quantum level.
- Understanding the interplay of statistics and interactions is crucial for quantum device performance.
Purpose of the Study:
- To propose and analyze a four-stroke quantum thermal machine based on anyons.
- To investigate the role of anyonic statistics and interactions on work extraction.
- To explore the potential for enhanced quantum thermodynamic advantage.
Main Methods:
- Utilizing the 1D anyon Hubbard model.
- Defining and analyzing a hybrid anyon-Otto (HAO) cycle.
- Investigating performance in the absence and presence of weak interactions.
Main Results:
- Work extraction is maximized in the pseudo-fermionic limit without interactions.
- Interactions lead to peak performance at intermediate statistical angles.
- Interacting anyons demonstrate a greater quantum thermodynamic advantage compared to bosons or pseudo-fermions.
Conclusions:
- Anyonic statistics and interactions non-trivially enhance quantum thermal machine performance.
- A quantum thermodynamic advantage can be achieved with interacting anyons.
- An experimental protocol using ultracold atoms in optical lattices is proposed for realization.
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