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This may be a simple question but its really confusing me, I cant find answer for it still now, please help me. My doubt is what do we actually mean...
Asked on 03/04/2021
1 answerI have been reading QFT for the Gifted Amateur, on page 110, it reads:"For the case of the real scalar field...it is Hermitian. For ourcomplex scalar field there is...
Asked on 03/04/2021 by Matrix001
1 answerI thought the Hamiltonian was always equal to the total energy of a system but have read that this isn't always true. Is there an example of this and does...
Asked on 03/04/2021
6 answerI am working on some calculations on coupled transition dipole moments interacting with light pulses with different polarisations.I am currently trying to find a way of writing $theta_{beta}$...
Asked on 03/04/2021 by Giovanni Bressan
0 answerI have searched for this answer in many atomic physics books and didn't find the answer. I have a question on how to assign the microstates to their associated level....
Asked on 03/04/2021
0 answerI saw a video of Walter Lewin on YouTube in which he was showing a demonstration on Capacitors. In this demonstration, he gives a charge to the Capacitor, dissembles it...
Asked on 03/04/2021 by Krish Vasa
2 answerI was told thatIf net external moment of some forces is zero about a point, then the net external force passes through the point.I know it's not true in general,...
Asked on 03/04/2021 by Firebreather
3 answerI am reading Fujikawa's method for calculating chiral anomaly, see this wiki page. The method can be described as follows.It starts with the path integral...
Asked on 03/04/2021
0 answerQuestion If an infinitesimal symmetry transformation parametrized by Killing field $f^mu(x)$$$delta_fphi=phi'(x)-phi(x)=f^mupartial_muphitag1$$can be generated via Poisson bracket$$delta_fphi={phi,Q_f}tag2$$Is the following equation...
Asked on 03/04/2021 by AccidentalThought
1 answerI came across a problem whose statement is as follows: An electron moves in the potential well $P (x) = -delta$ for $- a <x <0$ and ...
Asked on 03/04/2021 by Ron Stean
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