Sayan Mandal's user avatar
Sayan Mandal's user avatar
Sayan Mandal's user avatar
Sayan Mandal
  • Member for 8 years, 1 month
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6 votes
0 answers
302 views

LSZ Reduction Formula and Wavepackets in Peskin

5 votes
1 answer
574 views

Amplitude $\langle0|e^{-iHT}|0\rangle$ in A. Zee's QFT In A Nutshell

4 votes
1 answer
591 views

Charge Renormalization in Peskin (Chapter 7.5)

4 votes
2 answers
2k views

One-loop Correction to Effective Action

3 votes
1 answer
202 views

Confusion about choice of renormalization scale in $\overline{\rm MS}$ mass

2 votes
1 answer
290 views

Confusion about trace in the vertex term of Lagrangian

2 votes
0 answers
100 views

Diagrams Contributing to Electric Charge Correction (M. Schwartz)

2 votes
0 answers
76 views

Friedmann Equation for Unknown $w(\rho)$

2 votes
1 answer
298 views

Order 1 Correction to the Electron Mass (Peskin 7.1)

1 vote
1 answer
280 views

Small question on introduction of Peskin Chapter 6

1 vote
0 answers
106 views

Contracted Bianchi Identity for FLRW Metric

0 votes
0 answers
152 views

Explicit Solution to Lippmann-Schwinger Equation in Weinberg QFT