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Let us take $mathbb{R^{d+2}}$ with the cartesian coordinates $(X_0,dots,X_{d+1})$ and the following metric :begin{equation}label{equ1}ds^2 = -dX^2_0-dX^2_{d+1}+sum^d_{i=1}dX^2_i.end{equation}The $d+1$-dimensional anti-de Sitter space $AdS_{d+1}$...
Asked on 02/26/2021
0 answerSuppose you have a particle in deep space, and two observers, such that none of these particles interact with the other two unless either observer decide to. Then if one...
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1 answerGeneral case: Suppose that we have a resistor which is made from material with conductivity $sigma$. We set the voltage at the ends:...
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1 answersuppose we have one mole of an ideal gas undergoing a phase change at constant temperature. we know that enthalpy change is given by the formula $ncdot Cpcdotdelta(T)$. since there...
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4 answerIs the imaginary time just a different convention to express the time evolution to make the calculations easier? Hawking also said that"It turns out that a mathematical model involving imaginary...
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1 answerI'm trying to understand this paper1, in particular the remark after Eq. 26. Let me rephrase the problem. According to the paper, one can write the Berry...
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0 answerI was recently learning about renormalization in quantum field theory (in particular I was looking at the renormalization of phi to the fourth theory). The superficial degrees of divergence of...
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1 answerOutside an infinite length wire of radius a with even current distribution, the magnetic field vector for such a field would be begin{cases} ...
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0 answer2 diffrent liquids in a u shaped tube can have height difference at equilibrium but when I try to analyse the pressure at the same level of c,on the surface...
Asked on 02/26/2021 by Sooraj Krishna
1 answerImagine a single photon is released/radiated when an electron de-excited to a lower energy level. Now if we consider the wave model of EM waves, what kind of wave in...
Asked on 02/26/2021
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