Why is radioactive decay so rare?

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SUMMARY

The discussion centers on the rarity of radioactive decay, specifically examining the role of the weak force in particle interactions. Participants highlight that quarks and electrons possess weak iso-spin, which influences their behavior within nucleons. The emission of W- bosons, which are heavy and require significant energy for creation, is identified as a key factor limiting the frequency of these interactions. This understanding clarifies why radioactive decay events are infrequent despite the proximity of quarks within nucleons.

PREREQUISITES
  • Understanding of weak force and its role in particle physics
  • Familiarity with quark structure and nucleon composition
  • Knowledge of W-boson properties and their energy requirements
  • Basic concepts of particle interactions and decay processes
NEXT STEPS
  • Research the properties and interactions of W-bosons in particle physics
  • Study the implications of weak iso-spin on particle behavior
  • Explore the energy thresholds required for particle decay processes
  • Investigate the role of the weak force in the Standard Model of particle physics
USEFUL FOR

Physicists, students of particle physics, and anyone interested in the mechanisms behind radioactive decay and fundamental forces in nature.

cmcraes
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Hi all, I'm just curious about the weak force and how it works.
If quarks and electrons both have weak iso-spin and are constantly whizzing about next to their neighbour's (especially so inside a nucleon), what prevents say, the up quarks from emitting a W- boson everytime they are near a down quark?
Thank you!
 
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A W-boson is quite heavy and can be created only when a lot of energy is available.
 

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