www.dark-cosmology.dk/~pela
Ebeltoft, 2008
Dust in Young Galaxies
DARK Cosmology Centre | Niels Bohr Institutet | Københavns Universitet
QuickTime™ and a decompressor
are needed to see this picture.
2
Damped Ly absorbers, DLAs
Ly emitters, LAEs
Lyman-break galaxies, LBGs
Sub-mm galaxies, SMGs
Distant red galaxies, DRGs
How to find them?
3
Building the bridge
DLA LAE LBG DRG SMG?Evolutionary sequence?
Viewing angle?
Selection effects?LBGs/DLAs probe two diff. ends of hi-z LF
4
Emit photon
^Determine n
Determine uatom
Determine
Escape!
Monte Carlo
5
Radiative transfer
6
Non-isotropic <ESC>
7
How about dust?
8
Inhomogeneous medium
9
Adaptive Mesh Refinement
10
Adaptive Mesh Refinement
11
MetalsHe, C, N, O, Ca, Si, S, Fe at different ionization levels
12
n:, P(,):
Properties of dust
In principle easy:
Metals condense to dust
13
n:, P(,):
Properties of dust
In principle easy:
Metals condense to dust
14
n:, P(,):
Properties of dust
In principle easy:
Metals condense to dust
15
n:, P(,):
Properties of dust
In principle easy:
Metals condense to dust
16
n:, P(,):
Properties of dust
In principle easy:
Metals condense to dust
17
Properties of dustLaboratory experiments
18
Properties of dustLaboratory experiments