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wnvl2's latest activity
wnvl2
replied to the thread
I
Can a Third Particle Be Entangled with Two Existing Particles Without Breaking Their Entanglement?
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Quantum entanglement is the phenomenon that that the quantum state of each particle of the group cannot be described independently of...
Feb 26, 2024
wnvl2
replied to the thread
I
Can a Third Particle Be Entangled with Two Existing Particles Without Breaking Their Entanglement?
.
Complex experiments. :rolleyes: What happens if my entangled particles A and B decohere a little bit with the environment? Is that an...
Feb 25, 2024
wnvl2
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DrChinese's post
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Can a Third Particle Be Entangled with Two Existing Particles Without Breaking Their Entanglement?
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Here’s one to start. The technique is to create 2 maximally entangled pairs (2 photon Bell states), then create 4-fold entanglement...
Feb 24, 2024
wnvl2
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DrChinese's post
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Can a Third Particle Be Entangled with Two Existing Particles Without Breaking Their Entanglement?
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Yes and no :smile: Assuming A and B are maximally entangled initially: they cannot remain maximally entangled AND also become...
Feb 23, 2024
wnvl2
posted the thread
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Can a Third Particle Be Entangled with Two Existing Particles Without Breaking Their Entanglement?
in
Quantum Physics
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I start with 2 entangled particles A and B. How can I entangle them with a third particle C without loosing the entanglement between A...
Feb 23, 2024
wnvl2
replied to the thread
I
Speed of information in a medium
.
But if I understand it correctly it will be very small as Dale said in post #26 because of the extinction theorem. That is probably why...
Feb 22, 2024
wnvl2
replied to the thread
I
Speed of information in a medium
.
Are you refering here to precursors? https://en.wikipedia.org/wiki/Precursor_(physics) Do you perhaps have a reference where it is...
Feb 22, 2024
wnvl2
reacted to
vanhees71's post
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Speed of information in a medium
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The "wave front" propagates with the speed of light in standard dispersion theory (no matter whether you use a crude classical...
Feb 22, 2024
wnvl2
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PeroK's post
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Speed of light after exiting a transparent medium
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We had this question recently. It's not a great thread, IMO, but it might be worth reading. The idea that the "front of a light pulse"...
Feb 20, 2024
wnvl2
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Speed of light after exiting a transparent medium
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I understand that in steady state you have a superposition of waves what makes that the radiation goes slower inside the medium. But if...
Feb 20, 2024
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