TL;DR
This paper explores how the similarity renormalization group method reveals the influence of bound states on the evolution of effective coupling constants at low energies in a model Hamiltonian exhibiting asymptotic freedom.
Contribution
It demonstrates the role of bound states in the low-energy behavior of effective couplings using the similarity renormalization group approach.
Findings
Bound states significantly affect the low-energy evolution of couplings.
The similarity renormalization group effectively captures bound state effects.
Insights into asymptotic freedom in model Hamiltonians.
Abstract
Similarity renormalization group procedure identifies the role of bound states in the low-energy rate of change of effective coupling constant in a model Hamiltonian with asymptotic freedom.
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