Do Relativistic Effects Impact Probabilistic Quantum Mechanics?

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Discussion Overview

The discussion centers around the relationship between relativistic effects, such as time dilation, and probabilistic quantum mechanics (QM). Participants explore whether special relativity (SR) and general relativity (GR) are compatible with QM, as well as the implications of these theories on quantum behavior.

Discussion Character

  • Debate/contested
  • Exploratory
  • Technical explanation

Main Points Raised

  • Some participants propose that time dilation is a prediction of relativity, which operates on large scales, while QM describes probabilistic behavior at small scales without predicting time dilation.
  • Others argue that there is an open question regarding the existence of a unified theory that reconciles QM and relativity, suggesting that they describe different aspects of reality rather than being outright incompatible.
  • A later reply mentions that certain phenomena, such as the color of gold and the state of mercury, are examples of special-relativistic quantum effects, indicating a potential compatibility between GR and QM, though the exact form remains unknown.
  • One participant asserts that time dilation does play a role in quantum transition times, particularly in accelerators, suggesting a connection between relativistic effects and QM.

Areas of Agreement / Disagreement

Participants express differing views on the compatibility of SR and GR with QM, with some suggesting a lack of direct compatibility while others propose that there are connections worth exploring. The discussion remains unresolved regarding the nature of these relationships.

Contextual Notes

There are limitations in the discussion, including missing assumptions about the definitions of compatibility and the specific contexts in which relativistic effects might apply to quantum mechanics. The mathematical steps connecting these theories are also unresolved.

durant35
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Do effects like velocity time dilation and gravitational time dilation occur in probabilistic QM, are SR and GR compatible with QM?
 
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Time dilation is a prediction of relativity, which accurately describes the Universe on very large scales.
QM accurately describes the probabalistic behaviour of particles at the very smallest scales and does not predict time dilation.
One of the biggest open questions at the moment is ... can there be a single theory from which both QM and relativity naturally emerge.
'A theory of everything'.
It's not so much a matter of QM and relativity being incompatible, more that they describe different things.
QM does not naturally follow from relativity, and neither does the reverse apply.
There is nobel prize awaiting anyone who can present an overarching theory that explains both of them.
 
These are not really of interest in a quantum context. What is interesting is that the color of gold or the fact that mercury is liquid at room temperature and pressure are special-relativistic quantum effects.

It is generally believed that general relativity is compatible with quantum mechanics, too. But the form it takes is still unknown; in current research, there are competing schools (canonical gravity, loop gravity, string theory) proposing and discussing potential appropriate models. Read the threads in''beyond the standard model'' to learn about that, and post relevant questions there.
 
durant35 said:
Do effects like velocity time dilation and gravitational time dilation occur in probabilistic QM, are SR and GR compatible with QM?

I would say the answer is YES. Time dilation is certainly a factor in considering quantum transition times in accelerators, for example.
 

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