bhobba's latest activity
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bhobba replied to the thread Philomena Cunk Interviews Brian Cox.I don't know whether to laugh or cry, I suspect there are more people like the interviewer than is comfortable to think about. Of... -
bhobba replied to the thread Is the quantum wave function a real object or a mathematical tool?.He also points out that you get two Schrodinger's equations (one for the particle, and another for the antiparticle) in the Heisenberg... -
bhobba reacted to Demystifier's post in the thread Is the quantum wave function a real object or a mathematical tool? with
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The non-relativistic limit of relativistic QFT is non-relativistic QFT. Non-relativistic QFT, also known as "second quantization", is... -
bhobba replied to the thread Is the quantum wave function a real object or a mathematical tool?.How can it real if it doest exist? Yes, it is an open question if quantum fields are real or not. I, along with Art Hobson think they... -
bhobba replied to the thread Is the quantum wave function a real object or a mathematical tool?.We know that ordinary QM is only an approximation to a deeper theory, QFT. Most think that QFT in the non-relativistic limit reduces to... -
bhobba reacted to Sambuco's post in the thread Is the quantum wave function a real object or a mathematical tool? with
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Yes, I'm also a big "fan" of this article. And I'm certainly a big fan of Padmanabhan in general. I'm thinking right now about that... -
bhobba reacted to Nugatory's post in the thread Undergrad Question about entanglement and relative causality with
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I cannot prove that that claim is wrong, but that doesn’t mean that I have to accept it. Causality is such a useful organizing... -
bhobba reacted to Dale's post in the thread Undergrad Question about entanglement and relative causality with
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Neither causes the other. -
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It's better to think of an entangled system of two particles. The particles are not independent. A measurement of either particle is a... -
bhobba reacted to PeterDonis's post in the thread Undergrad Question about entanglement and relative causality with
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No, that is not correct. The measurements commute--that is, their results do not depend on which one occurs first. (This has to be the... -
bhobba replied to the thread Is the quantum wave function a real object or a mathematical tool?.QFT combines the two. The main issue is that the non-relativistic limit of QFT is not ordinary QM. https://arxiv.org/abs/1712.06605... -
bhobba reacted to Demystifier's post in the thread Is the quantum wave function a real object or a mathematical tool? with
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Indeed, not only that I think that emergent relativity resolves the conceptual problems of quantum foundations, but also the conceptual...