ASTR 5460, Fri. Apr. 25, 2003

Reminders/Assignments

Presentation Topics

Sloan Post-starburst Quasars

How the Cosmology Game is Played From Here...

What Cosmologists “Do”

What Cosmologists “Do”

What Cosmologists “Do”

What Cosmologists “Do”

What Cosmologists “Do”

Jean’s Instability

Jean’s Instability

Jean’s Instability

Jean’s Instability

Jean’s Instability in an Expanding Medium

Jean’s Instability in an Expanding Medium

Other issues

Other issues

Jean’s Mass, Horizon mass, with scale factor

What goes wrong with baryon-only cosmologies?

Dark Matter and Galaxy Formation

Hot Dark Matter

Cold Dark Matter

Spectrum of Initial Fluctuations

The Hubble Deep Field

Evidence for “Hierarchical” Galaxy Formation from the HDF

What this might look like

Structure Simulations

Structure Simulations

Concluding Remarks

Concluding Remarks

Chapter 20: Final Things

Next Week