Doc Al's latest activity
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Doc Al replied to the thread Quantum Why so expensive? "Fields and Their Quanta".Like @bhobba, I'm a fan of Hobson. The price of his latest book has dropped (at least in the US) to the lowest I've seen. -
No, that's not what he said. He said they are a two-particle excitation of a quantum field. That's not the same as a one-particle...
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NEVER use AI tools to get answers. If you do, you will not gain the confidence that you can solve problems on your own and without help...
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Doc Al reacted to Dale's post in the thread Any advice for learning how to spot legitimate physics from kooks? with
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Frankly, don’t waste time trying to spot legitimate physics by kooks. Spend your time learning legitimate physics from reputable... -
Doc Al reacted to Dale's post in the thread Undergrad Net magnetic force in discontinuous circuits? with Like.
You are neglecting the E field and the ##\rho## and ##\dot \rho## terms of Jefimenko's equations. Including those two terms was the...
