Phantom energy
Encyclopedia : P : PH : PHA : Phantom energy
Phantom energy is a hypothetical form of dark energy with equation of state [w\le-1]. If it exists, it could cause the expansion of the universe to accelerate so quickly that the Big Rip would occur.
External links
From Wikipedia, the Free Encyclopedia. Original article here. Support Wikipedia by contributing or donating.
All text is available under the terms of the GNU Free Documentation License See Wikipedia Copyrights for details.