Dynamical correlation functions in the Calogero-Sutherland model
F. Lesage, V. Pasquier, D. Serban
TL;DR
This paper calculates the dynamical correlation functions in the Calogero-Sutherland model for all integer couplings, providing insights into the quasi-particle structure of the system.
Contribution
It introduces a comprehensive method to compute dynamical Green functions and density correlations for all integer coupling constants in the model.
Findings
Explicit expressions for Green functions and correlations
Interpretation of intermediate states as quasi-particles
Applicable to all integer coupling values
Abstract
We compute the dynamical Green function and density-density correlation in the Calogero-Sutherland model for all integer values of the coupling constant. An interpretation of the intermediate states in terms of quasi-particles is found.
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