Vitalii Vertogradov

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Questions related from Vitalii Vertogradov

Do conformal Killing vectors generate constants of motion along time-like geodesics?

In Vaidya spacetime, for linear time -depended mass function, there is a conformal Killing vector. One can do coordinate transformation and this conformal Killing vector becomes (1,0,0,0). This...

07 December 2022 2,146 0 View

Where does an observer measure the Hawking temperature?

The Hawking temperature $T_h$ is proportional to the surface gravity $\varkappa$ which, in spherical-symmetric case, one calculates on the Killing horizon. This temperature is very small but...

24 October 2022 9,117 4 View