37 min
f(R) Theories of Gravity Physics Frontiers
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- Physics
Jim and Randy discuss gravitational theories that modify general relativity by changing the action using a polynomial dependence on the Ricci scalar. Although not physically motivated, some of these theories produce effects similar to those of dark matter, dark energy, and cosmological constants.
Show notes: http://frontiers.physicsfm.com/9
Jim and Randy discuss gravitational theories that modify general relativity by changing the action using a polynomial dependence on the Ricci scalar. Although not physically motivated, some of these theories produce effects similar to those of dark matter, dark energy, and cosmological constants.
Show notes: http://frontiers.physicsfm.com/9
37 min