683 citations
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Showing 2011Show all
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gr-qc2011★ 288 cited
Conformal and covariant formulation of the Z4 system with constraint-violation damping
Daniela Alic, Carles Bona-Casas, Carles Bona +2
We present a new formulation of the Einstein equations based on a conformal and traceless decomposition of the covariant form of the Z4 system. This formulation combines the advant…
astro-ph.HE2011★ 42 cited
Robustness of the Blandford-Znajek mechanism
Carlos Palenzuela, Carles Bona, Luis Lehner +1
The Blandford-Znajek mechanism has long been regarded as a key ingredient in models attempting to explain powerful jets in AGNs, quasars, blazzars etc. In such mechanism, energy is…