All Questions
Tagged with warp-drives gravitational-waves
8
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4
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3
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When can information escape from a black hole through a warp bubble-like spacetime?
It is well known that nothing can escape a black hole, including gravitational radiation. Many questions have been asked here about this topic, such as:
Can gravitational waves escape a black hole?
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1
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0
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Could LIGO detect an Alcubierre drive being used within 10 light-years of the Solar system? [closed]
Maybe this question is too speculative... But is it possible that LIGO would detect the ramp-up and ramp-down of an Alcubierre drive being used within 10 light-years of the Solar system? Also, if the ...
0
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2
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Gravitational waves and negative pressure
I was recently reviewing an article published by Dr. Harold White and Dr. Eric Davis (as seen here) which summarized the creation and activity of negative pressure for a supposed place-filler for the ...
0
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Do Gravitational Waves disprove superluminal Alcubierre drive?
I am not a physicist.
But... does the rate at which gravitational waves travel set an upper limit to the "speed" of a ship propelled with Alcubierre drive?
Or does it present a relativistic trick (...
6
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2
answers
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If there is no speed limit on space-time compression, why do gravitational waves travel at light-speed?
From what I've read about spacetime and general relativity it seems there is no limit on how quickly space-time can be compressed or expanded. Why then gravitational waves are limited to light speed?
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Could an Alcubierre Drive modify a gravitational field? [closed]
I'm a high school student, so I have no clue if warping spacetime has any effect on gravitational fields, but the two seemed to be linked based on what I've watched and read. And if a warp drive is ...
28
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Would warp bubbles emit gravitational Cerenkov radiation in general relativity?
Inspired by the gravtiomagnetic analogy, I would expect that just as a charged tachyon would emit normal (electromagetic) Cerenkov radiation, any mass-carrying warp drive would emit gravitational ...
10
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Warp drive with gravitational waves in the nonlinear regime
gravitational waves are strictly transversal (in the linear regime at least), also their amplitudes are tiny even for cosmic scale events like supernovas or binary black holes (at least far away, ...