Figure 21: Left panel: Collision of two shock waves in AdS5. The energy density 
is represented
as a function of an (advanced) time coordinate 
and a longitudinal coordinate 
. 
defines
the amplitude of the waves. Right panel: Evolution of the scalar field in an unstable RN-AdS BH.
is a radial coordinate and the AdS boundary is at 
. Due to the instability of the BH, the
scalar density grows exponentially for 
. Then, the scalar density approaches some static
function. Images reproduced with permission from (left) [207], copyright by APS and (right) [562],
copyright by SISSA.
is represented
as a function of an (advanced) time coordinate and a longitudinal coordinate . defines
the amplitude of the waves. Right panel: Evolution of the scalar field in an unstable RN-AdS BH.
is a radial coordinate and the AdS boundary is at . Due to the instability of the BH, the
scalar density grows exponentially for . Then, the scalar density approaches some static
function. Images reproduced with permission from (left) [207], copyright by APS and (right) [562],
copyright by SISSA.Vitor Cardoso and Leonardo Gualtieri and Carlos Herdeiro and Ulrich Sperhake, "Exploring New Physics Frontiers Through Numerical
Relativity",
Living Rev. Relativity, 18 (2015), 1, doi:10.1007/lrr-2015-1, URL (accessed <date>): http://www.livingreviews.org/lrr-2015-1.![]()
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Living Rev. Relativity, 18 (2015), 1, doi:10.1007/lrr-2015-1, URL (accessed <date>): http://www.livingreviews.org/lrr-2015-1.