Can someone explain this picture to me?

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  • Thread starter Thread starter Armando Valle
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Discussion Overview

The discussion revolves around a picture featuring quantum equations, a Feynman diagram, and a cloud chamber photograph. Participants seek to clarify the elements represented in the image, including the significance of the circles and the processes depicted.

Discussion Character

  • Exploratory, Technical explanation, Debate/contested

Main Points Raised

  • One participant requests an explanation of the quantum equations and the Feynman diagram, specifically inquiring about the circles.
  • Another participant explains that the Feynman diagram illustrates a neutron decaying into an electron and a neutrino, while the equations mentioned are the Schrödinger equation and the Heisenberg uncertainty principle.
  • A different participant suggests that the photograph is likely a bubble chamber image, proposing that it depicts the process p -> K+ Lambda.
  • One participant reiterates the process p -> K+ Lambda and notes that it is unrelated to the Feynman diagram.

Areas of Agreement / Disagreement

Participants express differing views on the nature of the photograph, with some asserting it is a cloud chamber and others suggesting it is a bubble chamber. There is also a lack of consensus on the relationship between the processes depicted and the Feynman diagram.

Contextual Notes

There are unresolved assumptions regarding the identification of the photograph and the specific processes being discussed, as well as the implications of the equations mentioned.

Armando Valle
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can someone explain me this quantum equations picture with the circles and Feynman diagram? what with the circles?
 

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The Feynman diagram describes a neutron emitting an electron and a neutrino as it decays to a proton.
The two equations are the Schrödinger equation and the Heisenberg uncertainty principle.
The black-and-white photograph is a cloud chamber photograph showing the tracks of particles through the chamber; charged particles move in circles because there's a magnetic field vertical to the plane of the photo.
 
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The cloud chamber photograph is almost certainly a bubble chamber, and it looks like it might be the process p -> K+ Lambda.
 
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Vanadium 50 said:
it looks like it might be the process p -> K+ Lambda.
Yeah, I was about to ask what that was. It's unrelated to the Feynman diagram.
 

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