Dark Energy in f(R) Gravity - Indiana University
Dark Energy in f(R) Gravity - Indiana University
Dark Energy in f(R) Gravity - Indiana University
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<strong>Dark</strong> energy<br />
Hypothetical form of energy<br />
with strong negative pressure<br />
NATURE OF DARK ENERGY<br />
• homogeneous<br />
• not very dense<br />
• not known to <strong>in</strong>teract<br />
nongravitationally<br />
EXPLANATIONS<br />
• Cosmological constant<br />
• Qu<strong>in</strong>tessence – dynamical field<br />
• Alternative gravity theories<br />
<strong>Dark</strong> Force =<br />
– <strong>Dark</strong> <strong>Energy</strong>
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