PIRSA:10040093

Cosmic Acceleration: Dark Energy vs Modified Gravity

Hu, W. (2010). Cosmic Acceleration: Dark Energy vs Modified Gravity. Perimeter Institute. https://pirsa.org/10040093

Hu, Wayne. Cosmic Acceleration: Dark Energy vs Modified Gravity. Perimeter Institute, Apr. 28, 2010, https://pirsa.org/10040093 

          @misc{ pirsa_PIRSA:10040093,
            doi = {10.48660/10040093},
            url = {https://pirsa.org/10040093},
            author = {Hu, Wayne},
            keywords = {Cosmology},
            language = {en},
            title = {Cosmic Acceleration: Dark Energy vs Modified Gravity},
            publisher = {Perimeter Institute},
            year = {2010},
            month = {apr},
            note = {PIRSA:10040093 see, \url{https://pirsa.org}}
          }

Wayne Hu University of Chicago

Talk numberPIRSA:10040093
DOI10.48660/10040093
Collection
Talk Type Scientific Series
Subject

Abstract

I will discuss distinctions between dark energy and modified gravity explanations of cosmic acceleration from the horizon scale to the deeply non-linear regime using the modified action f(R) and braneworld DGP models as worked toy examples.