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Podcast: Physics Frontiers
Episode:

f(R) Theories of Gravity
Category: Science & Medicine
Duration: 00:37:20
Publish Date: 2017-06-02 13:13:31
Description: itunes pic
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
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