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In 1+1D, a spontaneous symmetry breaking of a finite group $G$ gives rise to critical point. What is the CFT for such a critical point....
Asked on 08/05/2021 by Xiao-Gang Wen
0 answerWhat kind of forces are felt by the edges of two plates experiencing the Casimir effect?I assume that if the edges were closed then they would feel a force...
Asked on 08/05/2021
0 answerI have a problem of understanding. In QM, the phase factor of a wave function does not change the probability density. It does change the probability current density though. What...
Asked on 08/05/2021 by Normen Auler
1 answerSo I am trying to find equations of motion for the Lagrangian associated with a non-Abelian Gauge theory for $SU(N)$, and while I was doing the math, I was...
Asked on 08/05/2021
0 answerIf it could be possible to build a camera inside a human brain that takes photos of what we see.What would be the resolution of those images in terms...
Asked on 08/05/2021
3 answerI was wondering why do we often count gravitational potential energy twice when we calculate the total energy of two bodies that are connected with spring for example, but we...
Asked on 08/05/2021 by iSkull
1 answerAre impulse and momentum really different quantities?Is there a conservation law of Impulse too just like momentum conservation. And lastly, will impulse be conserved for the cases where body...
Asked on 08/05/2021 by user283695
2 answerMy Physics teacher made the statement in a recent class."A concave mirror always forms a real image of a virtual object"But, what did he mean by a virtual object? What...
Asked on 08/05/2021
1 answerI am pretty much confused about all this. I have researched a lot about this and many sites say that photons are particles, but this guy CuriousOne heredoesn't...
Asked on 08/05/2021 by Robin Singh
2 answerIn a floating gate transistor, the gate is electrically isolated. I have a few questions regarding the quantum nature of this device:It is sometimes mentioned that, to...
Asked on 08/04/2021 by Lior
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