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pines-demon's latest activity
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pines-demon
replied to the thread
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Electron energy in atoms
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Oh so you want a dynamic state (changing in time) but with stationary expectation value? But then the issue is that you never measure...
Sep 7, 2025
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pines-demon
replied to the thread
I
Electron energy in atoms
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This is not true, unless I am reading it wrongly.
Sep 7, 2025
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pines-demon
reacted to
martinbn's post
in the thread
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Quantum entanglement
with
Like
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Quantum mechanics
Sep 7, 2025
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pines-demon
posted the thread
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Does a qubit break interference in the double slit experiment?
in
Quantum Physics
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According to recent podcast between Jacob Barandes and Sean Carroll, Barandes claims that putting a sensitive qubit near one of the...
Sep 7, 2025
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pines-demon
replied to the thread
A
What is the connection between entanglement and the no-cloning theorem?
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Maybe start by telling us WHY you think there is a connection. There are many connections that could be made but knowing the context may...
Sep 7, 2025
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pines-demon
replied to the thread
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Violation of Bell Inequality with unentangled photons
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This is not possible. If the classical and quantum set ups give similar results then neither of them violates Bell inequalities. Most...
Sep 6, 2025
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pines-demon
replied to the thread
Predictions for the Nobel Prize in Physics 2025
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Maybe this year an economist will win the physics prize: (Jokes aside Hopfield deserved the prize, the connection of his work with spin...
Sep 5, 2025
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pines-demon
reacted to
Haborix's post
in the thread
Predictions for the Nobel Prize in Physics 2025
with
Haha
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OP seems to assume it will be awarded for work related to Physics. Recent practice shows that isn't a safe assumption o0)
Sep 5, 2025
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pines-demon
reacted to
Golden hunter's post
in the thread
Predictions for the Nobel Prize in Physics 2025
with
Informative
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Hau and Harris revolved mainly around electromagnetically induced transparency and slow / stopped light (in ultracold gases) ...
Sep 5, 2025
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pines-demon
replied to the thread
Predictions for the Nobel Prize in Physics 2025
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She has often been nominated for the Nobel with Stephen E. Harris (Clarivate 2012).
Sep 5, 2025
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pines-demon
replied to the thread
I
Violation of Bell Inequality with unentangled photons
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Who is being cryptic? 1) Please be explicit on what is the calculation to perform to check if there is interference. 2) Why is it needed?
Sep 5, 2025
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pines-demon
replied to the thread
I
Violation of Bell Inequality with unentangled photons
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This is getting very cryptic. I take ##S_\theta=S_x\cos\theta+S_p\sin\theta=\alpha S_x+\beta S_p##, I do what then? ##S_\theta^2## or...
Sep 4, 2025
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pines-demon
replied to the thread
I
Violation of Bell Inequality with unentangled photons
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Isn’t ##\alpha\beta=\cos\theta\sin\theta## different than 0 for most angles?
Sep 4, 2025
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pines-demon
replied to the thread
I
Violation of Bell Inequality with unentangled photons
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Is this related to the state? to the observables or to what? I am lost here. There are clearly interference terms in whatever you are...
Sep 4, 2025
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pines-demon
reacted to
PeterDonis's post
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Violation of Bell Inequality with unentangled photons
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Like
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How does it even make sense to combine position and momentum eigenkets? I don't understand what you're doing here.
Sep 4, 2025
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