Tsukuba2010

1
X??????????????????????

???? (?????????)
2
(??)????????????????
????????? vs ??? _at_z0
?????????? vs ????
Marconi 04

• e.g., Marconi Hunt 03

3
??

• ??X???
• X????????AGN????????????
• ???????? ????AGN
• ????? ???????????

4
1.??X???

• Mushotzky et al. (2000) ????Chandra
  AGN????????????????????????????
• ?X???????????AGN???
• XRB???????AGN???????????????????????????????
• ???? ????????????
• ???????? or ????????
• ???????????
• high-z???????????????
• 1?AGN???????????????
• _at_z4 Chandra 1Ms ??? Lx 1043 erg/s (? MB
  -20)
• ??????AGN????????????X??????

5
An X-ray Bright Optical Normal Galaxy XMM
J021822.3-050615.7 Severgnini et al. (2003) AA
406, 483

• SXDS??????????X??????????????
• ???????????????S/N?????????AGN????????

XMM spectrum
Subaru/FOCAS spectrum
6
??????AGN??????

• Compton thick AGN NHgt1024 cm-2
• (????????????????gt1 ???????????t2 )
• 10 keV?????(??????????)??????(????????????)???????
  ?????????????????
• Heavily Compton thick AGN ?????Egt10 keV????????

Done (2003)
Wilman Fabian (1999)
NGC 4945
Log NH24.25
Log NH24.75
Log NH25.25
7
X?????

• XRB 30 keV??????????AGN????????!
• ???????(Elt10 keV)???? Compton thin AGN (log
  NHlt24) ????????

Subaru-XMM Deep Survey (YU08)
Comastri 95
8
2.AGN?????????

• 1. X????? (Luminosity Function)
• type1, type 2 ?????
• 2. ????? (NH function)
• ??(???????)????AGN??????
• AGN????????
• ???????????
• AGN???????????????
• 12 ? X?????????????(eg, U03, Gill07)
• ????????????Compton thin AGN?XRB???????
• ????30 keV????Compton thick AGN???

9
???X?AGN????

• X????????????????????????2-10 keV??????Compton
  thin AGN????(1?2?)???
• 2?AGN????????
• ????? ?X????(Egt2 keV)???????
• ????? (zgt2) ?X????(0.5-2 keV)??????OK !(negative
  K correction)
• ????????(gt90)???????
• ????????(Maximum likelihood method)
• ??????????count rate vs z?2?????????????????(????
  ?)?????

10
Compton thin AGN (type12) ??????

• ???????????(LDDE) cf. LADE (Aird 2010)
• ???AGN???????????
• zgt3??????

Ueda 03
11
XRB????????Compton thick AGN? Compton
reflection??

• XRB???????????Compton thick AGN??????????Compton??
  ??????????
• AGN?? ????????????? Suzaku, Astro-H

Observed XRB spectrum
YU 2003
12
3. AGN??????????Compton thick AGN????

• ???????????????????????????
• ???????????????Compton thick AGN??????(???X???????
  ????????)
• ???????Compton thick AGN ?Compton thin
  AGN????????????? (Maiolino et al. 2003)
• (????)????????Compton thick AGN????????????????!
• ??????????????????????????

13
Swift/BAT????? ??AGN???

• ??????????? O III ???
• Compton-thick AGN (NH 1024 cm-2)
• 10 keV?????????????????face-on??????
• ??????????????? ???????????????AGN
• ????????????????AGN??????
• Egt10 keV???????!??????(e.g.,SDSS)????

ESO 005-G 004
YU 2007
14
Two types?
Eguchi 2009
C CXC
15
????????Compton thick AGNs??
Maiolino(2003)

• ??????????AGN??????????Chandra??????Compton thick
  AGN??????
• 2??????????????????
• ????Swift/BAT ?????????? (?????????????heavily
  Comton thick?)

Tueller(2009)
16
????(z2)????Compton thick AGNs???

• Spitzer ????????????
• (eg, Daddi07, Fiore08, Alexander08)
• Chandra??????????stacking analysis (Lxgt a few
  1044 erg/s ????????????)

Alexander(2008)
17
????(z2)????Compton thick AGNs??

• ???????????????2-3????
• ????????????????

Alexander(2008)
Gill(2007)???
18
4. ???????

• ?????
• AGN??????? (Akiyama talk)
• ????????AGN???
• ??????/BH?? or ????/??? ????????????????????????
  ?????
• ????? ???(eg , BH ???? or BH????)??????

19
??? X???????????

• ??????????(zgt5?mini QSO)
• ??????????????!(??? high-z??K-correction???)
• XRB???????????????????????????????(10
  keV??????????????)
• ?????Compton thick AGN?????BH??????
• Egt10 keV???????? (Astro-H )
• ????????????