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19912026
most citedExchange Operator Formalism for Integrable Systems of Particles

440 citations · 4.5k across the 106 of their papers we have counts for

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108 papers

hep-th2026

Thermodynamics of interacting magnetic chain molecules

Alexios P. Polychronakos, Konstantinos Sfetsos

We study magnets composed of molecules with an arbitrary number of magnetically active atoms in a chain configuration interacting with nearest-neighbor couplings. We derive the…

hep-th2026

Interacting multicomponent magnets

Alexios P. Polychronakos, Konstantinos Sfetsos

We study magnets composed of molecules with atoms interacting via -invariant two-body interactions. Atoms carry states transforming in generically different irreducible repr…

cond-mat.stat-mech2025

Inclusion Statistics

Stéphane Ouvry, Alexios P. Polychronakos

We present a historical review of anyon and exclusion statistics, introduced in the 1980s and 1990s respectively, and then turn to developments in the recently introduced inclusion…

cond-mat.stat-mech2025

Adjoint ferromagnets

Joaquín López-Suárez, Alexios P. Polychronakos, Konstantinos Sfetsos

We derive the phase structure and thermodynamics of ferromagnets consisting of elementary magnets carrying the adjoint representation of and coupled through two-body quadra…

cond-mat.stat-mech2025★ 1 cited

The role of the density of states in Bose-Einstein condensation

Alexios P. Polychronakos, Stephane Ouvry

The onset of Bose-Einstein condensation in systems with { various} densities of states is examined, with particular attention to the role of the behavior of their {energy} spectrum…

hep-th2025★ 2 cited

Nonabelian ferromagnets with three-body interactions

Alexios P. Polychronakos, Konstantinos Sfetsos

We study the thermodynamics of nonabelian ferromagnets consisting of atoms in the fundamental representation of and interacting with two-body and three-body interactions. U…