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quanta
  • Member for 8 years, 6 months
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5 votes
1 answer
787 views

Why Conserved Current Should Not Need Renormalization?

4 votes
0 answers
156 views

Matrix elements of four-quark operators [closed]

4 votes
1 answer
2k views

Renormalization Using Momentum Cut-off Regularization, What Are The Subtraction Schemes Used?

3 votes
1 answer
668 views

How can we calculate pion decay constant in Chiral Perturbation Theory?

3 votes
1 answer
280 views

Classical Field Theory Using Geometry

2 votes
0 answers
481 views

Mass and wave function renormalization In chiral perturbation theory

2 votes
0 answers
674 views

How do the renormalization enter the actual amplitude calculation in QFT?

2 votes
0 answers
566 views

Isospin In Kaon Decay

2 votes
2 answers
1k views

Fierz Reordering of Gamma Matrices and Spinors

1 vote
0 answers
705 views

How do I derive Feynman rules for vectors involving derivatives?

1 vote
1 answer
236 views

Feynman rule for current-current operators