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Determining the Amplitude of Mass Fluctuations in the Universe

  • Authors: Xiaohui Fan, Neta A. Bahcall, and Renyue Cen

Fan, Bahcall, & Cen 1997 The Astrophysical Journal Letters 490 L123.

  • Provider: AAS Journals

Caption: Fig. 2.

Dependence of the evolution rate ﹩\mathstrut{\cal E} ( z) ﹩ on the slope of the power spectrum n and on the cluster mass threshold M. Solid, dashed, and dotted lines correspond to ﹩\Omega =1﹩, 0.5, and 0.3 flat models, respectively.

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