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General prerequisites:
Quantum Field Theory (MT),
Statistical Mechanics (MT) or equivalent.
Statistical Mechanics (MT) or equivalent.
Course term: Trinity
Course lecture information: 16 lectures
Course overview:
Areas: PT/CMT
Course synopsis:
This course introduces ideas of scale-invariance and the renormalisation group in statistical physics, using simple lattice models and field theories as examples. Topics include: Real space RG; Fixed points, scaling operators, operator product expansion etc.; Landau Ginsburg theory; Mean field theory; Large N approximation; the 4-epsilon expansion; the 2+epsilon expansion; the Kosterlitz-Thouless transition; The Sine-Gordon model; XY duality.