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    • Larger value for H0 by an evolving gravitational constant 

      Ballardini, Mario; Braglia, Matteo; Emond, William T. (American Physical Society, 2020)
      We provide further evidence that a massless cosmological scalar field with a nonminimal coupling to the Ricci curvature of the type M 2 pl ( 1 + ξ σ n / M n pl ) alleviates the existing tension between ...