"S-matrix or scattering matrix"의 두 판 사이의 차이

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imported>Pythagoras0
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imported>Pythagoras0
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==exact S-matrices==
 
==exact S-matrices==
  
* [[affine Toda field theory (ATFT)|affine Toda field theory]]
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* [[affine Toda field theory (ATFT)]]
* [[exact S-matrices in ATFT]]
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* [[Factorizable scattering and exact S-matrices in ATFT]]
  
 
 
 
 

2013년 3월 11일 (월) 14:29 판

introduction

  • transition amplitude are too hard to calculate from the theory, except in infinite time limits
  • those limits are the entries of the S-matrix
  • typical way to compute S-matrix entries is using correlation functions and Ward identity

 

 

probability amplitude

  • probability amplitude from initial states to final states
  • Feynman diagram is a tool to compute the probability amplitudes.
    • transition amplitude
    • scattering amplitude 
      • computation of S-matrix (S = Scattering)
      • cross section
  • these are important because they are physically measurable quantity

 

 

S-matrix

  • functions of complex rapidity difference \theta
  • unitarity
  • crossing-symmetry

 

 

exact S-matrices

 

 

bootstrap equations

 

 

history

 

 

related items

 

encyclopedia


 

 

books

 

 

 

expositions

 

 

articles

 

 

question and answers(Math Overflow)

 

 

 

blogs

 

 

experts on the field

 

 

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