A solvable model of a random spin-1/2 XY chain
O. Derzhko, J. Richter
TL;DR
This paper provides exact solutions for thermodynamic properties of a disordered spin-1/2 XY chain with Lorentzian randomness in interactions and a linearly dependent transverse field.
Contribution
It introduces a solvable model of a disordered XY chain with specific randomness and field dependence, enabling precise thermodynamic calculations.
Findings
Exact thermodynamic quantities derived for the disordered XY chain.
Demonstrates the impact of Lorentzian randomness on spin chain behavior.
Provides a basis for analyzing disordered quantum spin systems.
Abstract
The paper presents exact calculations of thermodynamic quantities for the spin-1/2 isotropic XY chain with random lorentzian intersite interaction and transverse field that depends linearly on the surrounding intersite interactions.
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