What Triggers the Electron's Change in the Double Slit Experiment?

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Discussion Overview

The discussion revolves around the mechanisms behind the change in the electron's behavior in the double slit experiment, specifically what triggers the transition from wave-like to particle-like behavior upon detection. The scope includes conceptual exploration of quantum mechanics and interpretations of the experiment.

Discussion Character

  • Exploratory
  • Conceptual clarification
  • Debate/contested

Main Points Raised

  • One participant questions what causes the electron to change from a wave configuration to a particle configuration when it strikes the target.
  • Another participant suggests that the electron is neither in a particle state nor a wave configuration until it is observed, highlighting that observation affects the outcome.
  • A different viewpoint posits that the wavefunction never collapses unless the path of the electron is known, indicating that particle behavior can still be explained through wave-like properties upon detection.
  • Some participants express confusion about the implications of quantum mechanics and the nature of understanding in this field.
  • One participant notes the existence of multiple threads on the same topic, suggesting a redundancy in the discussion.

Areas of Agreement / Disagreement

Participants express varying interpretations of the electron's behavior in the double slit experiment, with no consensus reached on the mechanisms or implications of observation in quantum mechanics.

Contextual Notes

There are unresolved assumptions regarding the definitions of wave and particle states, as well as the implications of observation on the electron's behavior. The discussion reflects the complexity and ambiguity inherent in quantum mechanics.

mizpah12
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Hi! :smile:
I’m new here and enjoying it very much.
In the double slit experiment; what causes the fired electron to change from being in a wave configuration, back to a particle configuration when it strikes the target?
Mizpah
 
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mizpah12 said:
Hi! :smile:
I’m new here and enjoying it very much.
In the double slit experiment; what causes the fired electron to change from being in a wave configuration, back to a particle configuration when it strikes the target?
Mizpah

The electron is neither in a particle state, nor a wave configuration, until it is observed. If you try to observe the electron while it is in flight:

1) Trying to observe the electron as a particle will measure that the electron is a particle, hence no interference pattern.
2) Trying to observe the electron as a wave will measure that the electron is a wave, hence we get an interference pattern.

Don't you just :!) how much confusion this simple experiment can generate?

-Dan

Sorry, I should have mentioned that I am presuming that we are observing the electron at one of the slits.
 
I think he meant when the elctron strikes the detector. Let's assume that's the case.

This a crazy thing man: the wavefunction never collapses if you didn't ascertain which slit the particle went through! The electron exhibits particle behaviour, having struck at a point, and yet over many electron observations you can only explain *where* the electron hit if that same electron *upon striking the the target* is also exhibiting wavelike properties!

So the answer to your question is that the change in "configuration" never happens unless you ascertain which slit the electron must have gone through.
 
I think my brain has started leaking out of my ears. The quantum world, we don't really understand it but we'll be damned if we'll admit it :wink:
 
Schrödinger's Dog said:
I think my brain has started leaking out of my ears. The quantum world, we don't really understand it but we'll be damned if we'll admit it :wink:


On the contrary, the Copenhagen interpretation is based precisely on this admission.

Sorry about extending a profitless thread, Zapper, but I couldn't resist.:redface:
 

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