Would anyone care to explain this?

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Discussion Overview

The discussion revolves around understanding the Standard Model Lagrangian as presented in a specific lecture slide. Participants are addressing the components and structure of the equation/model, focusing on its relevance to particle physics and quantum field theory.

Discussion Character

  • Exploratory, Technical explanation, Conceptual clarification

Main Points Raised

  • One participant requests clarification on the Standard Model Lagrangian, specifically referencing a lecture slide.
  • Another participant explains that the Lagrangian includes kinetic terms, interaction terms, and mass terms for all particle fields in the Standard Model, including quarks, leptons, and bosons.
  • A suggestion is made to refer to a more compact version of the information available on Wikipedia.
  • There is a request for more specific questions in future posts to facilitate better responses.
  • A further offer is made to provide additional resources on basic Lagrangian Relativistic Quantum Field Theory if needed.

Areas of Agreement / Disagreement

Participants generally agree on the components of the Standard Model Lagrangian, but there is no consensus on the specific aspects that require clarification, as the initial request was vague.

Contextual Notes

The discussion highlights the importance of specificity in questions posed within the forum to enhance the quality of responses.

Benjamin113
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Would anyone care to explain this equation/model to me?

Here is the link:
http://ocw.mit.edu/NR/rdonlyres/Physics/8-033Fall-2006/30327616-EA68-417E-BFE8-78D72DEDDEC6/0/lecture9_lagrang.pdf

To be a little more specific, it is on the fourth slide, and is labeled as "The Standard Model Lagrangian".
 
Last edited by a moderator:
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Can you say WHAT you don't understand?

it is just the kinetic terms and interaction and mass terms for all the particle fields in the standard model, all quarks, leptons, bosons etc.

here is a more compact:
http://en.wikipedia.org/wiki/Standard_model_(basic_details )

the SM Lagrangian is the sum of all those partial Lagrangian, and the fields are vectors to make it more compact notation.

Now in the future, please do better - more descriptive - titles, and also be more specific in the question - the more specific the question is - the more likely is it that you will get response.
 
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Thanks!

And thanks for the advice.
 
If you need material on basic Lagrangian Relativistic Quantum Field Theory, please let us know if you can't find it on google.
 

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