PeterDonis's latest activity
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PeterDonis replied to the thread Graduate Pilot wave persistence after measurement in Bohmian entanglement.It doesn't have to. The pilot wave is just a part of the Hamiltonian that determines B's equation of motion. It doesn't have to "know"... -
PeterDonis replied to the thread Graduate Pilot wave persistence after measurement in Bohmian entanglement.It's worth nothing, though, that when you use the words "before" and "after", as I understand it, those are relativistically invariant... -
PeterDonis replied to the thread Graduate Pilot wave persistence after measurement in Bohmian entanglement."Photon" is a limited term. That's why I said "quantum EM field" instead when I referred to the treatment in Ballentine. Only a very... -
PeterDonis replied to the thread Undergrad Are classical optics and quantum mechanics double slit experiments fundamentally the same?.More precisely, that the 4-momentum wave vector of the light was set at emission. In terms of wavelength, that determines the wavelength... -
PeterDonis replied to the thread Graduate Pilot wave persistence after measurement in Bohmian entanglement.That's not quite true. In quantum optics, for example, it's quite common to treat photons in an essentially non-relativistic way. See... -
PeterDonis reacted to Demystifier's post in the thread Graduate Pilot wave persistence after measurement in Bohmian entanglement with
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For details about spin in Bohmian mechanics I recommend https://arxiv.org/abs/1305.1280 For a relativistic version of Bohmian mechanics... -
PeterDonis replied to the thread Graduate Pilot wave persistence after measurement in Bohmian entanglement.You're missing the point. In BM, the "value" of spin is not something separate from the particle's position. When we measure "spin" in... -
PeterDonis replied to the thread Graduate Pilot wave persistence after measurement in Bohmian entanglement.No, it doesn't. It just has to act on the B particle in such a way as to ensure that it comes out of the proper arm of whatever... -
PeterDonis replied to the thread Graduate Pilot wave persistence after measurement in Bohmian entanglement.Yes it does; "pilot wave" is just another name for the wave function. What BM has that orthodox QM does not have is the unobservable... -
PeterDonis replied to the thread Graduate Pilot wave persistence after measurement in Bohmian entanglement.As I understand it, the simple answer to the title question, when does the pilot wave action cease? is never. The pilot wave is always... -
PeterDonis replied to the thread Undergrad Are classical optics and quantum mechanics double slit experiments fundamentally the same?.Please stop posting these kinds of statements. We all know what subforum we're in. What you do as a physician is irrelevant here... -
PeterDonis replied to the thread Undergrad High-Energy Pb-Emulsion Collisions at CERN and x17.You do realize that people post here for free on their own time, right? What you're asking for is something physicists in the relevant... -
PeterDonis reacted to anuttarasammyak's post in the thread Graduate Measurement and expectation value with
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S-G Hamiltonian is proportional to Sz. [H,Sz]=0. Sz is conserved,I.e.,we get the same result in measurement performed in any future... -
PeterDonis replied to the thread High School What if we could use a Black Hole as starship?.The OP question has been addressed. Thread closed. -
PeterDonis replied to the thread Graduate Is the deformation in Eq. 56 really innocuous?.Which means this... ...is exactly what we should expect since we have changed the observables. So I don't understand why you think this...