What is the truth behind quantum entanglement?

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Discussion Overview

The discussion revolves around the concept of quantum entanglement, exploring various interpretations and understandings of the phenomenon. Participants express confusion and seek clarity on the nature of entanglement, its implications, and the differing viewpoints surrounding it. The conversation touches on theoretical aspects, popular interpretations, and analogies to explain the concept.

Discussion Character

  • Exploratory
  • Debate/contested
  • Conceptual clarification
  • Technical explanation

Main Points Raised

  • Some participants suggest that entanglement may imply the existence of another dimension for information transfer, while others argue that it challenges conventional notions of distance.
  • One participant claims that entanglement represents a different type of correlation compared to standard probability theory, referencing Bell's Theorem.
  • Another participant expresses skepticism about the idea that "distance is an illusion," labeling it as nonsensical and disconnected from entanglement itself.
  • A participant provides an analogy involving marbles in boxes to illustrate the concept of entanglement, noting that it does not involve traveling information.
  • Some participants discuss the complexities of quantum field theory (QFT) and its relationship with general relativity, suggesting that space and time may behave counterintuitively in these frameworks.
  • There are critiques of popular science accounts that oversimplify or misrepresent quantum mechanics, emphasizing the need for careful interpretation of such materials.
  • One participant argues that the example provided does not adequately demonstrate entanglement and could be explained by hidden variables, which does not violate Bell's inequalities.

Areas of Agreement / Disagreement

Participants express a range of views on the interpretation of quantum entanglement, with no consensus reached. Some agree on the complexities and counterintuitive nature of the phenomenon, while others challenge specific interpretations and analogies presented.

Contextual Notes

Participants acknowledge that the understanding of entanglement is still incomplete and that many interpretations remain speculative. There is a recognition of the limitations of popular science explanations and the need for a deeper understanding of the underlying physics.

  • #61
TrickyDicky said:
Your text is from Zurek.

Errrrr. I don't know what to say.

Do you actually read references?

It isn't of course - but that you would confidently say it is, is to say the least, rather a concern.

I think I will take my leave of this thread - there is really no more to say anyway.

Thanks
Bill
 
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  • #62
bhobba said:
Errrrr. I don't know what to say.

Do you actually read references?

It isn't of course - but that you would confidently say it is, is to say the least, rather a concern.
Don't worry. I know the book is not authored by Zurek, I was referring to the text pages you highlighted, they refer to the concept of einselection, that comes from Zurek.
Nevermind, it is obvious you don't want to discuss physics.
 
  • #63
bhobba said:
It's as I said - position eigenstates. Why didn't you note the key word I said before eigenstate?

The problem is you have got the cart before the horse. /QUOTE]
The problem is that you are somewhat pedantic.
I read and met Ballentine about 25 years ago. I subscribe to his approach to quantum mechanics.
Yet, you can axiomatize QM all you want, it is not the same as understanding it.
And, imo a no-brainer, a wave function requires a wave equation.
Get out of that box.
 
  • #64
It's time to end this thread. Now.
 
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