Numerical solution of the 2+1 Teukolsky equation on a ...

Mixing <strong>of</strong> Modes on Kerr· on SS initial pure multipole l ′ stays pure⇒ investigate decay µ <strong>of</strong> full eld ψ· on Kerr l ′ excites o<strong>the</strong>r modes l⇒ investigate decay µ l <strong>of</strong> modes ψ m lID0, s=-2, a=0.0, l′=2, at R=0.9045ID0, s=-2, a=0.9, l′=2, at R=0.974000-5-5-10-10Log 10 |Ψ slm |-15-20Log 10 |Ψ slm |-15-20-25-25-30-30-350 0.5 1 1.5 2 2.5 3LogTLog|Ψ −220 | Log|Ψ −230 | Log|Ψ −240 | Log|Ψ −250 |-350 0.5 1 1.5 2 2.5 3LogTLog|Ψ −220 | Log|Ψ −230 | Log|Ψ −240 | Log|Ψ −250 |(note: in m <strong>the</strong> modes are still decoupled on Kerr)10 / 20