Activity for dmckeeâ€
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A: What happens if an electron collides with a proton? Answering from the point of view of a particle physicist. Meaning we consider an event where and electron and proton approach each other in an initially free condition (not already bound). Electron-Proton scattering Believe it or not, the whole story is >They can scatter elastically or inelas... (more) |
— | over 2 years ago |
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A: Book suggestion category proposal The experience we had on the physics site Somewhere Else may be instructive (I've already written a little about it on Software Meta). In short, against my wishes they were allowed but because there was a fairly strong and well enforced notion of what a "good" answer would look like it worked out muc... (more) |
— | over 2 years ago |
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A: Unusual way to write spacetime coordinates/metric: Is there any downside? There is no problem with the approach you suggest: it's equivalent to deciding to use seconds and light-seconds as your units for space-time four vectors instead of light-meters and meters. (I actually prefer that when I want to connect to human scaled measurements.) But ... most professionals who... (more) |
— | over 3 years ago |