Black holes: from event horizons to trapping horizons - LUTH ...
Black holes: from event horizons to trapping horizons - LUTH ... Black holes: from event horizons to trapping horizons - LUTH ...
Concept of black hole and event horizon Another non-local feature: teleological nature of event horizons [Booth, Can. J. Phys. 83, 1073 (2005)] The classical black hole boundary, i.e. the event horizon, responds in advance to what will happen in the future. Eric Gourgoulhon (LUTH) Black holes: trapping horizons CERN, 17 March 2010 7 / 38
Concept of black hole and event horizon Another non-local feature: teleological nature of event horizons [Booth, Can. J. Phys. 83, 1073 (2005)] The classical black hole boundary, i.e. the event horizon, responds in advance to what will happen in the future. To deal with black holes as ordinary physical objects, a local definition would be desirable → quantum gravity, numerical relativity Eric Gourgoulhon (LUTH) Black holes: trapping horizons CERN, 17 March 2010 7 / 38
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Concept of black hole and <strong>event</strong> horizon<br />
Another non-local feature: teleological nature of <strong>event</strong><br />
<strong>horizons</strong><br />
[Booth, Can. J. Phys. 83, 1073 (2005)]<br />
The classical black hole boundary, i.e.<br />
the <strong>event</strong> horizon, responds in advance<br />
<strong>to</strong> what will happen in the future.<br />
To deal with black <strong>holes</strong> as ordinary<br />
physical objects, a local definition would<br />
be desirable<br />
→ quantum gravity, numerical relativity<br />
Eric Gourgoulhon (<strong>LUTH</strong>) <strong>Black</strong> <strong>holes</strong>: <strong>trapping</strong> <strong>horizons</strong> CERN, 17 March 2010 7 / 38
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