An Introduction to Thermal Physics · Problem 8.21

Systems of Interacting Particles — Daniel Schroeder

Physics — Statistical Mechanics · ising-model-low-temperature-correction

Problem

T = 0

, equation 8.50 says that

\bar{s} = 1

. Work out the first temperature-dependent correction to this value, in the limit

\beta\epsilon n \gg 1

. Compare to the low-temperature behavior of a real ferromagnet, treated in Problem 7.64.