Midterm 2 Solutions: Difference between revisions
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Problem 1. | Problem 1. | ||
a) [[Image:lattice.png]] | a) | ||
[[Image:lattice.png]] | |||
Image of square lattice with ferromagnetic J_(ij) <0 coupling nearest neighbor spins. Anti-ferromagnetic K_(ij) >0 coupling only second nearest neighbors. | |||
Z_(FM) =4 | |||
Z_ (AFM) =4 | |||
[[Image:MOSFET pic.png]] | [[Image:MOSFET pic.png]] | ||
Revision as of 20:58, 6 April 2011
Problem 1.
a)
Image of square lattice with ferromagnetic J_(ij) <0 coupling nearest neighbor spins. Anti-ferromagnetic K_(ij) >0 coupling only second nearest neighbors.
Z_(FM) =4 Z_ (AFM) =4
