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19 votes
1 answer
7k views

Is my interpretation of the underlying idea behind this 2022 Nobel Prize story “How physicists proved the universe isn’t real” more or less accurate?

I’m not very good at math but I frequently watch PBS Spacetime on YouTube to try to satisfy my curiosity about physics despite that. In a recent video by Dr Ben Miles titled “How Physicists Proved the ...
J.Todd's user avatar
  • 1,821
0 votes
1 answer
119 views

Postulate of wave function collapse and entanglement

Can we say that a measurement on a system of $k$ entangled particles is the cause of the collapse of the wave function into $k$th states simultaneously?
The Tiler's user avatar
  • 1,400
4 votes
1 answer
184 views

Does an entangled pair remain entangled after the first measurement?

Consider an entangled pair described by the wavefunction $$\lvert1,0\rangle = \frac{1}{\sqrt{2}}(\lvert\uparrow_1\downarrow_2\rangle-\lvert\downarrow_1\uparrow_2\rangle)$$ in in the $S_z$-basis. If ...
Solidification's user avatar
0 votes
0 answers
17 views

Identifying Collapse in Wave-function [duplicate]

Is there a machine or instrument which will notify us instantly when the wave-function has collapsed if we have access to only one of the entangled particles? Note that the wave function collapse will ...
Aryagm's user avatar
  • 111