22,347 reputation
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location Austin, TX
age 35
visits member for 4 years, 9 months
seen yesterday

I am a Ph.D. general relativist working as a software engineer. I like to still go and do physics as a hobby, and to keep up my skill and knowledge.


Aug
28
answered Trying to give a (non-rotating) black hole an electric dipole
Aug
22
answered Why curvature produced by electric field in spacetime is so small?
Aug
21
answered How do we know that the CMBR is the oldest light?
Aug
19
answered Variation of square root of determinant of metric, $\delta g$
Jul
27
answered Why we don't see time dilation in stars orbiting black hole?
Jul
16
answered Can anyone explain the unit for rate of expansion of universe?
Jul
13
answered Why don't electrons collaspe into black holes?
Jul
12
answered If temperature is dependent on mass, how did the early universe have a temperature?
Jul
2
wiki created modified-gravity excerpt
Jul
2
wiki created modified-gravity description
Jul
2
asked Do metric theories with torsion contradict solar system observations?
Jun
26
answered What is the meaning of this definition of potential energy?
Jun
25
answered Classical trajectories that are not a minimum of the action
Jun
24
answered What is the radius of the event horizon?
Jun
23
answered Proof of (Vi + Vf)/2
Jun
19
answered Why does voltage change in series circuit but not in parallel circuit?
Jun
18
answered How much fuel is required for star travel considering relativistic time dilation?
Jun
14
answered How can light enter a black hole if it cannot get out?
Jun
13
answered Closed timelike curves in the region beyond the ring singularity in the maximal Kerr spacetime
Jun
5
answered Why is $x=C\cos(\omega t)$ the solution of $m\frac{d^2 x}{dt^2}+kx=F_o\cos(\omega t)$ though lacking two arbitrary constants?