gravitational waves emitted by a black hole. tagged posts

30-year mystery of dissonance in the ‘ringing’ of black holes explained

black hole
Credit: Pixabay/CC0 Public Domain

A scientist from Tokyo Metropolitan University has solved the longstanding problem of a “dissonance” in gravitational waves emitted by a black hole.

Using high precision computing and a new theoretical physics framework, it was discovered that it was caused by a resonance between a pair of distinctive “modes” i.e. different ways in which a black hole can “ring.” The phenomenon offers new insights into the nascent field of black hole spectroscopy.

The research is published in the journal Physical Review Letters.

Black holes are astrophysical objects so dense that even light cannot escape their gravitational pull...

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