Physics 848 (D. Stroud): Term Project Assignment As mentioned previously, one of the assignments in this course is a term project. In general, I am very flexible about possible projects, and am likely to accept any reasonable proposal from a student.
Physics 848: Problem Set 3
Due Tuesday, November 8 at 11:59 PM Note: each problem is worth 10 points unless otherwise stated. 1. In class it was shown that the Ornstein-Zernike correlation function (r - r ) was given by () = 1 eik d3 k a/2 + Ck 2 (1
Physics 848: Problem Set 3
Due Thursday, October 27 at 11:59 PM Note: each problem is worth 10 points unless otherwise stated. 1. Consider the anisotropic spin-1/2 Heisenberg model, with Hamiltonian given by H = -J
ij
1 Siz Sjz - J 2
(Si+ Sj- + Si
Physics 848: Problem Set 2
Due Tuesday, October 18 at 11:59 PM Note: each problem is worth 10 points unless otherwise stated. 1. (10 points). Spin-spin correlation function for the Ising model in 1d. Consider the ferromagnetic Ising model in 1D with
Physics 848: Problem Set I
Due Thursday, October 6 at 11:59 PM Note: each problem is worth 10 points unless otherwise stated. 1. Use the method presented in class to obtain the exact partition of the one-dimensional antiferromagnetic Ising model in