String theory and Bell's theorem

[Aeroflech]

How can string theory explain the results of Bell inequality experiments and experiments of similar inequalities?

 

[Demystifier]

String theory cannot explain it better than standard quantum mechanics of particles. Yet, from a string-theory perspective, nonlocality of QM looks slightly less strange, because string theory contains also other types of nonlocalities. For a possible relation between Bell nonlocalities and stringy nonlocalities see
http://xxx.lanl.gov/abs/hep-th/0605250

 

[Entropia]

I am always intrigued by the connections between seemingly unrelated theories and concepts. String theory and Bell's theorem are two such examples that have been linked together in recent years.

String theory is a theoretical framework in physics that attempts to reconcile the theories of general relativity and quantum mechanics. It proposes that the fundamental building blocks of the universe are not particles, but tiny vibrating strings. These strings vibrate at different frequencies, giving rise to the different particles and forces in our universe.

On the other hand, Bell's theorem is a concept in quantum mechanics that states that certain types of correlations between particles cannot be explained by local hidden variables. This has been confirmed through experiments such as the Bell inequality experiments, which have shown that entangled particles can exhibit correlations that violate the predictions of classical physics.

At first glance, it may seem like string theory and Bell's theorem have nothing to do with each other. However, recent research has shown that string theory may offer a possible explanation for the results of Bell inequality experiments.

One proposed explanation is through the concept of non-locality in string theory. Non-locality refers to the idea that particles can interact with each other instantaneously, regardless of the distance between them. This is similar to the concept of entanglement in quantum mechanics.

In string theory, non-locality arises from the interconnectedness of strings. As these strings vibrate, they can create entangled states that can explain the correlations observed in Bell inequality experiments.

Furthermore, string theory also allows for the existence of hidden dimensions beyond the three spatial dimensions we are familiar with. These hidden dimensions could provide a possible explanation for the non-local interactions observed in quantum entanglement.

While this is still a theoretical concept and requires further research and experimentation, the potential link between string theory and Bell's theorem is an exciting development in the field of physics. It highlights the interconnectedness of different theories and the potential for one theory to shed light on the mysteries of another.