Is there evidence for a local hidden variable model in quantum physics?

Thread starter 4everlonging
Start date Nov 6, 2011
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Bell Local Variable

In summary, local hidden variables are hypothetical properties that could potentially explain the results of the Bell test without involving non-local interactions. The Bell test aims to prove the existence of non-local interactions by measuring the correlations between separated particles. A violation of local hidden variable theories in the Bell test would suggest that our understanding of physics is incomplete and could lead to new research opportunities. The Bell test has been successfully performed with consistent results showing a violation of local hidden variable theories. However, there are still potential flaws and limitations in the test, including experimental errors and limited variables and interactions being considered. Additionally, there are ongoing debates about the interpretation and implications of the results.

Nov 6, 2011

4everlonging

what did bell show concerning the existence of a local hidden variable model for quantum physics?

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Nov 6, 2011

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http://en.wikipedia.org/wiki/Bell's_theorem

1. What are local hidden variables in the context of the Bell test?

Local hidden variables refer to hypothetical properties that could potentially explain the results of the Bell test without involving non-local interactions. These properties would be hidden from our current understanding of physics and would be confined to the local region of the particles being tested.

2. How does the Bell test aim to prove the existence of non-local interactions?

The Bell test involves measuring the correlations between particles that have been separated and are no longer in contact. If these correlations violate the predictions of local hidden variable theories, it can be argued that non-local interactions must be involved.

3. What are the implications of a violation of local hidden variable theories in the Bell test?

A violation of local hidden variable theories would suggest that our current understanding of physics is incomplete and that non-local interactions may be at play. This could open up new avenues for research and potentially lead to a better understanding of the fundamental nature of reality.

4. Has the Bell test been successfully performed and what were the results?

Yes, the Bell test has been performed numerous times with consistently similar results. These results have consistently shown a violation of local hidden variable theories, providing strong evidence for the existence of non-local interactions.

5. Are there any potential flaws or limitations in the Bell test?

While the Bell test has been performed successfully, there are still some potential flaws and limitations. These include the possibility of experimental errors and the fact that the test only considers a limited set of variables and interactions. Additionally, there are ongoing debates about the interpretation of the results and their implications for our understanding of physics.