Binary black hole mergers in 3d numerical relativity (Q2710977)

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Binary black hole mergers in 3d numerical relativity
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    2 May 2001
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    3d numerical relativity
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    black hole
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    apparent horizon
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    merger
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    Binary black hole mergers in 3d numerical relativity (English)
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    A new approach that makes the study of non-axisymmetric binary black hole spacetimes possible, at least for short intervals, is introduced. The main result is the evolution of the apparent horizon, which for approximate black hole initial data has two components initially that are replaced by a single component during evolution. An example is given for a concrete three-dimensional numerical implementation. The main result of the simulations is that this approach allows for the first time to evolve through a brief period of the merger phase of the black hole inspiral.
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