Mass of Hadrons: Verifying Special Relativity

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Discussion Overview

The discussion revolves around the mass of hadrons and its relation to special relativity, specifically addressing the mass of quarks and the concept of mass-energy equivalence. Participants explore the implications of quark motion and binding energy in the context of hadron mass, touching on theoretical and conceptual aspects.

Discussion Character

  • Debate/contested
  • Conceptual clarification
  • Technical explanation

Main Points Raised

  • Some participants propose that the mass of a hadron is not simply the sum of the masses of its constituent quarks due to the effects of strong interactions and mass-energy equivalence.
  • Others argue that the additional mass observed is attributed to binding energy rather than the motion of quarks.
  • A participant questions the validity of external references used to support claims, suggesting that they may not be helpful without proper context.
  • There is a contention regarding the application of classical arguments to quantum systems, with some participants asserting that such approaches are inappropriate.
  • One participant emphasizes the importance of accuracy in statements made within the forum, indicating a concern for maintaining rigorous standards in discussions.

Areas of Agreement / Disagreement

Participants express differing views on the relationship between quark motion, binding energy, and the mass of hadrons. There is no consensus on the correct interpretation of these concepts, and the discussion remains unresolved.

Contextual Notes

Some claims rely on interpretations of mass-energy equivalence and the behavior of quarks within hadrons, which may depend on specific definitions and assumptions about quantum mechanics and classical physics.

CaptainMarvel1899
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Hmm the mass of a hadron is an example of the verification of special relativity.The total mass of the quarks isn't equal to the mass of a hadron at rest frame.But quarks are moving very fast due to strong interaction and they gain mass (mass-energy equivalence)
 
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CaptainMarvel1899 said:
The total mass of the quarks isn't equal to the mass of a hadron at rest frame.
True.
CaptainMarvel1899 said:
But quarks are moving very fast due to strong interaction and they gain mass (mass-energy equivalence)
No - the quarks aren't moving. The extra mass is in the binding energy.
 
Hmm what I googled doesn't agree with you.
 
"What I googled" isn't really a helpful reference. Can you provide a link?
 
Ibix said:
"What I googled" isn't really a helpful reference. Can you provide a link?
Ok you are right this guy says that E=mc2 is equal to the kinetic energy but this is not true.
 
Also, the guy in your quora link is trying to use a classical argument to describe what's happening in a quantum system. That wouldn't work even if he weren't missing out the binding energy altogether.
 
Ibix said:
Also, the guy in your quora link is trying to use a classical argument to describe what's happening in a quantum system. That wouldn't work even if he weren't missing out the binding energy altogether.
Yeah:) But let's not be rude against him.
 
CaptainMarvel1899 said:
Yeah:) But let's not be rude against him.
There is nothing rude in what @Ibix said.

@CaptainMarvel1899: please read carefully our rules. We care about the accuracy of the statements made at PhysicsForums.
 
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