Bypassing Pauli Exclusion principle.

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Discussion Overview

The discussion revolves around the hypothetical scenario of bypassing the Pauli exclusion principle, particularly concerning electrons and fermions occupying multiple states simultaneously. Participants explore the potential consequences and phenomena that could arise from such a situation, while also addressing the implications for quantum mechanics.

Discussion Character

  • Exploratory
  • Debate/contested

Main Points Raised

  • One participant proposes the idea of artificially bypassing the Pauli exclusion principle and questions the resulting consequences in nature.
  • Another participant argues that turning such a mechanism on and off would disrupt the mathematical framework of quantum mechanics, potentially leading to severe consequences for the universe.
  • A different participant seeks clarification on the meaning of "occupy more than one state at the same time," suggesting that it may refer to multiple fermions occupying the same state, which could be likened to bosonic behavior.
  • There is a mention of Bose-Einstein condensates as a relevant example of what might occur if fermions behaved like bosons.
  • Concerns are raised about the speculative nature of the discussion and its alignment with the forum's guidelines regarding the laws of physics.

Areas of Agreement / Disagreement

Participants express disagreement regarding the feasibility and implications of bypassing the Pauli exclusion principle. The discussion remains unresolved, with some participants questioning the validity of the initial premise and others emphasizing the speculative nature of the topic.

Contextual Notes

Participants highlight limitations related to the speculative nature of the discussion, particularly concerning the foundational principles of quantum mechanics and the implications of altering them.

MathematicalPhysicist
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Suppose that somehow we could artificially bypass Pauli exclusion principle, and make electrons or any fermions for that matter occupy more than one state at the same time?

What consequences in nature will we see? what phenomenons will occur?
Suppose this mechanism for bypassing is limited in time, and needs some kind of interaction or force to yield it.
 
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Turning that kind of thing on and off would stretch and squeeze the state space, violate reversibility and unitarity, and generally make all the math gears seize up.

Best case scenario, you could use it as a probability pump. Worst case scenario, the universe immediately pumps its probability to 0. Actual case scenario, your post gets locked because this sub-forum isn't for speculation about ways the laws of physics could be different. Especially when those ways violate the postulates of quantum mechanics, like state evolution being unitary.
 
MathematicalPhysicist said:
Suppose that somehow we could artificially bypass Pauli exclusion principle, and make electrons or any fermions for that matter occupy more than one state at the same time?

What does "occupy more than one state at the same time" mean? That makes no sense.

If you mean "multiple fermions occupying the same state at the same time", that would make more sense (and would be what I would expect bypassing the Pauli exclusion principle to do). If you want to see what happens when you do that, google, for example, "Bose-Einstein condensate". Basically you're asking what would happen if fermions were bosons.
 
Strilanc said:
Actual case scenario, your post gets locked because this sub-forum isn't for speculation about ways the laws of physics could be different.

This hypothesis actually can be recast as just reclassifying certain particles under the current laws of physics (see my previous post). But I agree this topic can't really go any further without going out of bounds. Accordingly, this thread is closed.
 

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