berkeman's latest activity
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berkeman reacted to AlexB23's post in the thread Automotive Continuously Variable Transmission Idea with
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Simple rule: When the OP does not come back, he realized his idea fell flat. -
berkeman reacted to Demystifier's post in the thread Graduate Six Textbook Mistakes in Quantum Field Theory with
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I think there were a few, but I can find only this one: https://www.physicsforums.com/threads/quantum-mechanics-myths-and-facts.143045/ -
berkeman reacted to renormalize's post in the thread Undergrad Particle field strength and sensitivity with
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Can you cite a credible textbook reference that supports those claims? -
berkeman replied to the thread Curious Man.I don't think any of that will be an issue for him. -
berkeman reacted to JimWhoKnew's post in the thread High School Looking for an English translation of Levi-Civita's 1926 paper "Sur l'écart géodésique" ("On the geodesic deviation") with
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It seems that parts of the paper are Italian-to-French translation of the first edition of the book, so they are almost identical to the... -
berkeman reacted to Astronuc's post in the thread Graduate Soft condensed matter physics with
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https://en.wikipedia.org/wiki/Soft_matter I'm wondering how this applies to metal, or more particularly, to alloys with a homologous... -
berkeman replied to the thread Expansion or compression -- which is more energy efficient?.Yes. He has a long history here of posting about PMMs and Over-Unity mechanisms, even though he usually would not admit it. His... -
berkeman reacted to Andy Resnick's post in the thread Undergrad Water ripples project help please with
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You are studying a very complicated topic, primarily because the air-liquid interface is free to deform and not a boundary condition. I... -
berkeman reacted to Demystifier's post in the thread Graduate Six Textbook Mistakes in Quantum Field Theory with
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I joined this forum soon after writing this paper, so this is how I have chosen my name. :smile: -
berkeman reacted to Bystander's post in the thread Undergrad Water ripples project help please with
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Waves and Beaches: The Dynamics of the Ocean Surface Book by Willard Bascom Waves and Beaches: The Dynamics of the Ocean Surface by... -
berkeman replied to the thread hello everyone.Glad to have you here; Welcome! :smile: