• Renormalizable theories from nonrenormalizable interactions

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      https://www.ias.ac.in/article/fulltext/pram/009/03/0239-0247

    • Keywords

       

      Quantum field theory; renormalizable and nonrenormalizable interactions; composite particles; pair interaction; φ6 coupling

    • Abstract

       

      By using Kikkawa’s method the equivalence of the nonrenormalizable pair interaction$$\bar \psi \psi \phi ^2 $$ to a renormalizable theory is proved. Equivalence relationships between a few other nonrenormalizable and renormalizable interactions are also indicated.

    • Author Affiliations

       

      G Rajasekaran1 2 V Srinivasan1

      1. Department of Theoretical Physics, University of Madras, Madras - 600 025
      2. Tata Institute of Fundamental Research, Bombay - 400 005
    • Dates

       
  • Pramana – Journal of Physics | News

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      Posted on July 25, 2019

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