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How could an up quark turn into a down quark through practical means? When I say practical means I mean not waiting for some natural occurrence like in a star...
Asked on 07/24/2021 by Emmet H
1 answerI'm currently investigating an experiment to determine the adiabatic index of helium, nitrogen and carbon dioxide at room temperature and am attempting to come up with / justify theoretical values...
Asked on 07/24/2021 by bakingbad
0 answerIs there a consistent classical description of closed string propagation on nontrivial manifolds?For example higher genus smooth ones.Thanks for the answer(s)...
Asked on 07/24/2021
0 answerI tried to fit low baryon resonances to N(1440) in an SU(3) octet. So I started with $$frac{N + Xi}{2} = frac{3 Lambda + Sigma}{4}$$ What should the...
Asked on 07/24/2021 by Klaudia Łapa
1 answerIs there a nice geometric way to calculate relative velocity in curved space time? I'm looking from something similar to how the separation vector $n$ between $2$ neighboring...
Asked on 07/24/2021
1 answerAccording to the answer to this previous question:Yes, all of the fields in quantum electrodynamics are excited in blackbody radiation, not just the electromagnetic field.But, (as I understand) there...
Asked on 07/24/2021 by taciteloquence
2 answerI have an infinite wire and I would like to know the magnetic field at a point $P$. $$vec{dB} = frac{u_0I}{4pi R^2} cdot vec{dl} times hat{r}$$ for a...
Asked on 07/24/2021 by RedDiamond
0 answerWhy does "lasing" occour with the longitudinal modes of the cavity, that is, why does the longitudinal modes govern the spectral properties of a laser?...
Asked on 07/24/2021
1 answerIn the double-slit experiment, when an electron reaches the detector after passing through the holes, it has a certain momentum which we can measure with arbitrary accuracy. From this data,...
Asked on 07/24/2021 by Abhinav P B
6 answerI'm having trouble grasping the concept of extrinsic/doped semiconductors. For example, suppose that the semiconductor is n-typed with a certain density of donors. At room temperature, about 300 K, I...
Asked on 07/24/2021 by CoderOgden
3 answerGet help from others!
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