Uncertainty Principle & Neutrino Probing: Can we Describe it w/ Semi-Classics?

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SUMMARY

The discussion centers on the validity of the Heisenberg Uncertainty Principle (HUP) in relation to probing small particles, specifically through the use of neutrinos. Participants clarify that the HUP is not contingent on the size of the probing particle, as it applies universally to quantum systems, including larger entities like buckyballs. The principle remains fundamental to quantum mechanics, irrespective of the energy or mass of the probing particles used in measurements.

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  • Understanding of the Heisenberg Uncertainty Principle (HUP)
  • Basic knowledge of quantum mechanics
  • Familiarity with particle physics concepts, including neutrinos
  • Awareness of semi-classical physics frameworks
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  • Research the implications of the Heisenberg Uncertainty Principle in quantum mechanics
  • Explore the role of neutrinos in particle physics and their properties
  • Study semi-classical approximations in quantum systems
  • Investigate the behavior of larger quantum entities, such as buckyballs, under the HUP
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Students and researchers in physics, particularly those focusing on quantum mechanics, particle physics, and the foundational principles governing quantum behavior.

mraptor
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It is probably a silly question but I just wanted to clear it out...

Is the uncertainty principle valid for small particles because we can't find something less energetic/massive to probe the observables ... ?

For example if we find a way to probe let say electron firing neutrino at it (it is million times smaller), will this make the system describable by semi-classic formulas ...
OR uncertainty is valid no matter how small probe we get..
 
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mraptor said:
Is the uncertainty principle valid for small particles because we can't find something less energetic/massive to probe the observables ... ?

For example if we find a way to probe let say electron firing neutrino at it (it is million times smaller), will this make the system describable by semi-classic formulas ...
OR uncertainty is valid no matter how small probe we get..

Er... the HUP is also valid for something as big as a buckyball. "Size" has nothing to do with this. We can certainly find something smaller than a buckyball to probe it.

Zz.
 
mraptor said:
It is probably a silly question but I just wanted to clear it out...

Is the uncertainty principle valid for small particles because we can't find something less energetic/massive to probe the observables ... ?

For example if we find a way to probe let say electron firing neutrino at it (it is million times smaller), will this make the system describable by semi-classic formulas ...
OR uncertainty is valid no matter how small probe we get..

uncertainty has nothing to do with measurement ... it is fundamental to quanta
 

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