poster’5:’ seds’for’dust/rich’quasars’at z
TRANSCRIPT
Poster 5:
SEDs for Dust-‐Rich Quasars at z<3 Y. Sophia Dai (戴昱)
J. Huang, M. Elvis, G. Fazio (CfA), J.Bergeron, A. Omont (IAP), E. Hatziminaoglou (ESO), D. Rigopoulou, G. Magdis (Oxford U), I. Perez-‐Fournon (IAC, Spain), A. Cooray (UC Irvine) , E. Ibar (U Edingburgh), J. Vieira (Caltech), M. Page (UCL) C. Papovich (UTA&M), and C.Willmer (Uarizona)
-22 -26 -30MB
0.1
1.0
10
100
L FIR
(10
12 L
O • )
1 3 5 7z
this sample850µm data
1.2mm data
F24 µm > 0.4 mJy, rAB < 22.5 326 spectroscopic idenLfied broad line
quasars (MMT + SDSS) 36 SPIRE detected quasars
0.5< zspec < 3.6
RepresenLng the low z and low
luminosity end of the dust-‐rich
quasar populaLon
0 1 2 3 4 5 6z
0
20
40
60
80
Num
ber
Cou
nts
FIR non-detected
FIR detected X 4
35 out of 36 objects show FIR excess (0.25 – 1.6 dex @ 80 µm)
Similarity at shorter wavelengths: Lbol = 7 × L5100A , underesLmates Lbol for FIR detected quasars
Tdust : 20 ~ 100K Large scacer at mid-‐LNIR range
0.1 1 10 100 [!m]
0
2
4
6
8 lo
g(
F) (
arbi
trar
y un
its)
FIR detected
FIR non-detected
Average SEDR06 SED
11.5
12.0
12.5
13.0
13.5LHS-S122
z = 2.02T = 57.0K
C IV C III] Mg II
11.0
11.5
12.0
12.5
13.0
13.5
log
L [
L sun
]
LHS-S37z = 1.28
T1 = 90.0KT2 = 150K
C III] Mg II
-1 0 1 2 log( ) [!m]
10.0
10.5
11.0
11.5
12.0LHS-M136
z = 0.81T = 24.0K
Mg II H [O II]
0.01 1 100LBBB (1012 LO • )
0
3
6
9
L NIR
/ L B
BB
1 10 100LNIR (1012 LO • )
0
1
2
3
4
L FIR
/ L N
IR
E94 Value
Tdust [K]20 40 60 80 100 120
Tdust [K]
0
1
2
3
4
5
6
Num
ber
Cou
nts
FIR detected