I solve problem 5.57 in Griffiths, Introduction to Electrodynamics. This problem asks to calculate the average of a magnetic field over a ball; I solve it in \( D \ge 3 \) space dimensions.
Wednesday, March 2, 2016
Sunday, February 28, 2016
A troublesome integral
I calculate an integral that I need when solving problem 5.57 in Griffiths, Introduction to Electrodynamics. I generalized the exercise to \( D \) dimensions.
Wednesday, February 17, 2016
Electromagnetic properties of a charged rotating sphere
I calculate some properties of the electromagnetic field of a charged rotating sphere.
Sunday, February 7, 2016
The Weyl tensor of the five-dimensional Myers-Perry metric
In this post I write the Weyl tensor of the Myers-Perry black hole as a sum of squares.
Tuesday, February 2, 2016
Charged rotating sphere in Maxwell-Chern-Simons theory
I calculate the electromagnetic field of a charged rotating sphere in five dimensional Maxwell-Chern-Simons theory.
Friday, January 22, 2016
Charged rotating sphere in five dimensions
I calculate the electromagnetic field of a charged rotating sphere in 4 + 1 dimensions. Griffiths calculates the magnetic field of a charged rotating sphere in 3 + 1 dimensions in example 5.11 in his book. In this post, I perform a similar calculation but in 4+1 dimensions.
Wednesday, January 13, 2016
The Weyl tensor of the D-dimensional Reissner–Nordström metric
In this post I write the Weyl tensor of the Reissner–Nordström black hole as a sum of squares of the electromagnetic field tensor.
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