Perturbative Unitarity Calls for An Action
https://arxiv.org/abs/2412.07864
arxiv.org/abs/0709.1483
Causality is a central principle in physics, but how it manifests itself in quantum mechanical observables can be opaque. This paper provides a careful treatment of (some of) what it does and does not imply.
Fighter: The best way to approach any problem is to do an experiment first and ask questions later (assuming there is any question left to ask). Very high volume of fire, but needs a constant stream of money to pay for fancier and fancier equipment.
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Fighter: The best way to approach any problem is to do an experiment first and ask questions later (assuming there is any question left to ask). Very high volume of fire, but needs a constant stream of money to pay for fancier and fancier equipment.
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The "Ashcroft/Mermin Project"
I will try to (likely very slowly) make one or more visualization per chapter of "Solid State Physics" by Ashcroft and Mermin, with the hope that they will be useful to people teaching/learning solid state Physics.
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The "Ashcroft/Mermin Project"
I will try to (likely very slowly) make one or more visualization per chapter of "Solid State Physics" by Ashcroft and Mermin, with the hope that they will be useful to people teaching/learning solid state Physics.
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www.newyorker.com/culture/the-...
www.newyorker.com/culture/the-...
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If you can post to What's Science with 🧪, then you can also post to these feeds with these emojis:
🎢: #iTeachPhysics
🥽: #iTeachChem
🧬: #iTeachBio
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