Notes

  • A solution to Peskin & Schroeder [PDF]
    A complete solution to all problems (including 3 final projects) in the book An Introduction To Quantum Field Theory by Michael E. Peskin and Daniel V. Schroeder. The correctness is not guaranteed. Please use at your own risk. Special thanks to Prof. M. Peskin for kindly permitting me to publish this note.
  • Miscellaneous notes for weekly seminars at Tsinghua 2010-2013
    • Nonlinear realization of global symmetries [PDF]
    • Renormalization group flow [PDF]
    • Instantons 1 & 2 [PDF] 3 [PDF]
    • Proceedings of seminar 2010 [PDF]
  • Reading notes in graduate school (incomplete typeset PDFs)
    • Modern Cosmology by S. Dodelson [PDF]
    • Quantum Field Theory in Curved Spacetime and Black Hole Thermodynamics by  R. M. Wald [PDF]
    • Coleman-Mandula theorem [PDF]
    • Supersymmetry: Basics [PDF] Effective action [PDF]