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(NAS Colloquium) The Age of the Universe, Dark Matter, and Structure Formation (1998) / Chapter Skim
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Cosmic velocity fields and their interpretation
Pages 78-81

The Chapter Skim interface presents what we've algorithmically identified as the most significant single chunk of text within every page in the chapter.
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From page 78...
... If~alaxiessreunbi~sed mass ~acers,lh~in~rr~d deDsily pamper from this testis{} = O.li ~ 0.^ gals test ~ important because it measures the thermal emit of a typical galaxy and ~ not biased ~ 1bc rare rich clusters of Palsies. 11 confirms 1ba1 1bc quiet thermal e<~o~mcnt of a typical aim ~ ~I1 constrained and ~ very different from tab ho1 thermal environment ch~r~cterL1ic on small scales in {bogy simulations.
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From page 79...
... = 0.3 models 9ksI Ace group c~ndid~es ~ ~k simulations ha much bigger local velocity dispersions, including objects With bluesh~s, Ohm am got Served Or the rc~^ Jams outdo our ~ Local Oroup. The sma~ll-sc~le ' coldness" of Be galaxy dislr-il~ution is Bell known ~ alternative expressions: Be hlgb Mach numbers of the cosmic velocity Bald (8)
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From page 80...
... A plot of ah 1TF inferred velocity and gravity field (~r ~ ~ (~) .~} far this subset off The walk l~l~I dots is sin in Fig 1.
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Key Terms

  • gravity field
  • peculiar velocity
  • peculiar velocities
  • cosmic velocity
  • structure formation

  • thermal environment
  • hubble constant
  • linear perturbation
  • perturbation theory
  • inferred velocity

  • galaxy catalogs
  • galaxy clustering
  • cosmic microwave
  • typical galaxy
  • space procedure

  • mock data
  • quiet thermal
  • poisson shot
  • estimated peculiar
  • poorly sampled

  • kinetic energy
  • microwave background
  • broad categories
  • tremendous virtue
  • similar conclusions

  • consistency observed
  • accurate guide
  • selected sample
  • mock catalogs
  • current status


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