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Paper Plate Education
"Serving the Universe on a Paper Plate"

Activity: Feynman Diagrams

Feynmann three.jpg (267633 bytes)

Demonstrate an application of Feynman Diagrams in which a particle collides with an anti-particle.  

Feynmann decay.jpg (269848 bytes) Feynmann singular.jpg (260676 bytes)  On one plate draw a possible circumstance and the resulting decay, as shown.   For background information on Richard Feynman's method, see http://www2.slac.stanford.edu/vvc/theory/feynman.html
Feynmann slit plate.jpg (256375 bytes) Make a slit across the top of a second plate.  
Feynmann slit.jpg (263051 bytes) Slide the slit of the second plate over the first plate in the direction of time (+t) to illustrate what the observer sees.
NASA Joe K cutting.jpg (88809 bytes) Contributed by Joe Koliecki.

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