1 supermassive bhs do not correlate with dm haloes of galaxies j. kormendy & r. bender 2011,...
TRANSCRIPT
![Page 1: 1 Supermassive BHs do not correlate with DM haloes of galaxies J. Kormendy & R. Bender 2011, Nature, 469, 377 2011 Feb 10 Sang Chul KIM ( 김상철 )](https://reader036.vdocuments.mx/reader036/viewer/2022070415/5697c0281a28abf838cd7058/html5/thumbnails/1.jpg)
1
Supermassive BHs do not correlate with DM haloes of
galaxies
J. Kormendy & R. Bender 2011, Nature, 469, 377
2011 Feb 10
Sang Chul KIM ( 김상철 )
![Page 2: 1 Supermassive BHs do not correlate with DM haloes of galaxies J. Kormendy & R. Bender 2011, Nature, 469, 377 2011 Feb 10 Sang Chul KIM ( 김상철 )](https://reader036.vdocuments.mx/reader036/viewer/2022070415/5697c0281a28abf838cd7058/html5/thumbnails/2.jpg)
Supermassive black holes (SMBHs)
2
Bigger BHs live in bigger bulges
“BH growth and bulge formation regulate each other” (“BHs and bulges coevolve.”)
M● σ
![Page 3: 1 Supermassive BHs do not correlate with DM haloes of galaxies J. Kormendy & R. Bender 2011, Nature, 469, 377 2011 Feb 10 Sang Chul KIM ( 김상철 )](https://reader036.vdocuments.mx/reader036/viewer/2022070415/5697c0281a28abf838cd7058/html5/thumbnails/3.jpg)
M-sigma relation
M●
σ
χ2= 0.79
M● - σ relation
3
![Page 4: 1 Supermassive BHs do not correlate with DM haloes of galaxies J. Kormendy & R. Bender 2011, Nature, 469, 377 2011 Feb 10 Sang Chul KIM ( 김상철 )](https://reader036.vdocuments.mx/reader036/viewer/2022070415/5697c0281a28abf838cd7058/html5/thumbnails/4.jpg)
M-L relation
M●
L
M● - L relation
4
![Page 5: 1 Supermassive BHs do not correlate with DM haloes of galaxies J. Kormendy & R. Bender 2011, Nature, 469, 377 2011 Feb 10 Sang Chul KIM ( 김상철 )](https://reader036.vdocuments.mx/reader036/viewer/2022070415/5697c0281a28abf838cd7058/html5/thumbnails/5.jpg)
Bulge - disk
5
Ferrarese (2002, ApJ, 578, 90)
![Page 6: 1 Supermassive BHs do not correlate with DM haloes of galaxies J. Kormendy & R. Bender 2011, Nature, 469, 377 2011 Feb 10 Sang Chul KIM ( 김상철 )](https://reader036.vdocuments.mx/reader036/viewer/2022070415/5697c0281a28abf838cd7058/html5/thumbnails/6.jpg)
Bulge - disk
6
Baes et al. (2003, MN, 341, L44)
![Page 7: 1 Supermassive BHs do not correlate with DM haloes of galaxies J. Kormendy & R. Bender 2011, Nature, 469, 377 2011 Feb 10 Sang Chul KIM ( 김상철 )](https://reader036.vdocuments.mx/reader036/viewer/2022070415/5697c0281a28abf838cd7058/html5/thumbnails/7.jpg)
Bulge - disk
7
Ferrarese (2002, ApJ, 578, 90), Baes et al. (2003, MN, 341, L44) : correlation between BHs and the (non-baryonic) DM haloes
Vcirc – σ
circular rotation velocities of gas in the outer parts of galaxies,
where gravity is controlled by DM
DM also regulates BH growth.
unknown, exotic physics controls BH growth
![Page 8: 1 Supermassive BHs do not correlate with DM haloes of galaxies J. Kormendy & R. Bender 2011, Nature, 469, 377 2011 Feb 10 Sang Chul KIM ( 김상철 )](https://reader036.vdocuments.mx/reader036/viewer/2022070415/5697c0281a28abf838cd7058/html5/thumbnails/8.jpg)
Disk - DM
8
Sancisi & van Albada (1987, IAU Symp 117, 67)
Vcirc
![Page 9: 1 Supermassive BHs do not correlate with DM haloes of galaxies J. Kormendy & R. Bender 2011, Nature, 469, 377 2011 Feb 10 Sang Chul KIM ( 김상철 )](https://reader036.vdocuments.mx/reader036/viewer/2022070415/5697c0281a28abf838cd7058/html5/thumbnails/9.jpg)
BH – Disk ?
9
Kormendy & Gebhardt (2001, 20th Texas Symp. Relativ. Astrophys, 363)
![Page 10: 1 Supermassive BHs do not correlate with DM haloes of galaxies J. Kormendy & R. Bender 2011, Nature, 469, 377 2011 Feb 10 Sang Chul KIM ( 김상철 )](https://reader036.vdocuments.mx/reader036/viewer/2022070415/5697c0281a28abf838cd7058/html5/thumbnails/10.jpg)
DiskVcirc
Baes et al. 03
Ferrarese 02
Correlations!
10
bulgeσ
BH
M●-σ relation
Sancisi & van Albada 87
DM
×Kormendy &
Gebhardt 01
?
![Page 11: 1 Supermassive BHs do not correlate with DM haloes of galaxies J. Kormendy & R. Bender 2011, Nature, 469, 377 2011 Feb 10 Sang Chul KIM ( 김상철 )](https://reader036.vdocuments.mx/reader036/viewer/2022070415/5697c0281a28abf838cd7058/html5/thumbnails/11.jpg)
11
![Page 12: 1 Supermassive BHs do not correlate with DM haloes of galaxies J. Kormendy & R. Bender 2011, Nature, 469, 377 2011 Feb 10 Sang Chul KIM ( 김상철 )](https://reader036.vdocuments.mx/reader036/viewer/2022070415/5697c0281a28abf838cd7058/html5/thumbnails/12.jpg)
DiskVcirc
Correlations!
12
bulgeσ
BH
M●-σ relation
DM
If !
Vcirc should correlate tightly
with σ even in galaxies with no bulges
![Page 13: 1 Supermassive BHs do not correlate with DM haloes of galaxies J. Kormendy & R. Bender 2011, Nature, 469, 377 2011 Feb 10 Sang Chul KIM ( 김상철 )](https://reader036.vdocuments.mx/reader036/viewer/2022070415/5697c0281a28abf838cd7058/html5/thumbnails/13.jpg)
Vcirc – σ relation ?Fig 1
Bulgeless and pseudobulge galaxies (coloured points + N3198)
only a weak correlation between Vcirc and σ
9.2m Hobby-Eberly Telescope
High Resolution Spectrograph
- Instrumental vel. disp. = 8 km/s
N5457 (M101)
N6946
Vcirc-σ relation breaks down even at Vcirc = 210 km/s
N4258
N2841
M31N7331
Classical bulges
pseudobulges
Black field circles – N3198,
χ2= 0.25, r=0.95
+ points :
χ2=2.6, r=0.7713
![Page 14: 1 Supermassive BHs do not correlate with DM haloes of galaxies J. Kormendy & R. Bender 2011, Nature, 469, 377 2011 Feb 10 Sang Chul KIM ( 김상철 )](https://reader036.vdocuments.mx/reader036/viewer/2022070415/5697c0281a28abf838cd7058/html5/thumbnails/14.jpg)
Metallicity Distribution FuHo (2007, ApJ, 668, 94)
weak correlation!
14
![Page 15: 1 Supermassive BHs do not correlate with DM haloes of galaxies J. Kormendy & R. Bender 2011, Nature, 469, 377 2011 Feb 10 Sang Chul KIM ( 김상철 )](https://reader036.vdocuments.mx/reader036/viewer/2022070415/5697c0281a28abf838cd7058/html5/thumbnails/15.jpg)
Is σ a surrogate for BH mass?
Fig 1
17
![Page 16: 1 Supermassive BHs do not correlate with DM haloes of galaxies J. Kormendy & R. Bender 2011, Nature, 469, 377 2011 Feb 10 Sang Chul KIM ( 김상철 )](https://reader036.vdocuments.mx/reader036/viewer/2022070415/5697c0281a28abf838cd7058/html5/thumbnails/16.jpg)
M● - host galaxy properties
18
![Page 17: 1 Supermassive BHs do not correlate with DM haloes of galaxies J. Kormendy & R. Bender 2011, Nature, 469, 377 2011 Feb 10 Sang Chul KIM ( 김상철 )](https://reader036.vdocuments.mx/reader036/viewer/2022070415/5697c0281a28abf838cd7058/html5/thumbnails/17.jpg)
M● - host galaxy properties
E galaxies
Classical bulges
Pseudobulges
NGC 2787 (a dominant pseudobulge + possibly a small classical bulge)
Only a nuclear SC (neither a classical bulge, nor a large peudobulge)
E galaxies
S0 galaxies
M● - L re
lation
M● - σ relation
19
![Page 18: 1 Supermassive BHs do not correlate with DM haloes of galaxies J. Kormendy & R. Bender 2011, Nature, 469, 377 2011 Feb 10 Sang Chul KIM ( 김상철 )](https://reader036.vdocuments.mx/reader036/viewer/2022070415/5697c0281a28abf838cd7058/html5/thumbnails/18.jpg)
M● - host galaxy properties
E galaxies
Classical bulges
Pseudobulges
M● - L re
lation
M● - σ relationGood!
Better!
Classical bulges ~ E galaxies : both form by galaxy mergers
Pseudobulges : high-density, central components in galaxies
isolated galaxy disks evolve slowly as non-axisymmetries (such as bars) redistribute angular momentum pseudobulges grow out of disk material
No correlation between M● - σ
20
![Page 19: 1 Supermassive BHs do not correlate with DM haloes of galaxies J. Kormendy & R. Bender 2011, Nature, 469, 377 2011 Feb 10 Sang Chul KIM ( 김상철 )](https://reader036.vdocuments.mx/reader036/viewer/2022070415/5697c0281a28abf838cd7058/html5/thumbnails/19.jpg)
M● - host galaxy properties
E galaxies
Classical bulges
Pseudobulges
NGC 2787 (a dominant pseudobulge + possibly a small classical bulge)
Only a nuclear SC (neither a classical bulge, nor a large peudobulge)
E galaxies
S0 galaxies
M● - L re
lation
M● - σ relation
χ2 = 12.1, r=-0.82
Good!
χ 2= 5.0, r=0.89 Better!
Galaxy disks do not correlate with M● !
Classical bulge or E only!
χ 2=63, r=0.27
χ 2=10.4, r=-0.08
χ 2=81, r=0.41 χ 2=11,
r=0.29
21
![Page 20: 1 Supermassive BHs do not correlate with DM haloes of galaxies J. Kormendy & R. Bender 2011, Nature, 469, 377 2011 Feb 10 Sang Chul KIM ( 김상철 )](https://reader036.vdocuments.mx/reader036/viewer/2022070415/5697c0281a28abf838cd7058/html5/thumbnails/20.jpg)
BH – DM : none!
BHs do not correlate with DM!
χ 2=11, r=0.29
22
![Page 21: 1 Supermassive BHs do not correlate with DM haloes of galaxies J. Kormendy & R. Bender 2011, Nature, 469, 377 2011 Feb 10 Sang Chul KIM ( 김상철 )](https://reader036.vdocuments.mx/reader036/viewer/2022070415/5697c0281a28abf838cd7058/html5/thumbnails/21.jpg)
DiskVcirc
Baes et al. 03
Ferrarese 02
Conclusion
24
bulgeσ
BH
M●-σ relation
Sancisi & van Albada 87
DM
×Kormendy &
Gebhardt 01
no correlation!
×
No reason for the unknown, exotic physics of non-baryonic DM to control the BH growth
![Page 22: 1 Supermassive BHs do not correlate with DM haloes of galaxies J. Kormendy & R. Bender 2011, Nature, 469, 377 2011 Feb 10 Sang Chul KIM ( 김상철 )](https://reader036.vdocuments.mx/reader036/viewer/2022070415/5697c0281a28abf838cd7058/html5/thumbnails/22.jpg)
25
Thank you.
![Page 23: 1 Supermassive BHs do not correlate with DM haloes of galaxies J. Kormendy & R. Bender 2011, Nature, 469, 377 2011 Feb 10 Sang Chul KIM ( 김상철 )](https://reader036.vdocuments.mx/reader036/viewer/2022070415/5697c0281a28abf838cd7058/html5/thumbnails/23.jpg)
Kormendy, Bender, & Cornell 2011, Nature, 469, 374
26
M● - L relation
M● - σ relation
χ 2=12, r=-0.82
χ 2=5.0, r=0.89
![Page 24: 1 Supermassive BHs do not correlate with DM haloes of galaxies J. Kormendy & R. Bender 2011, Nature, 469, 377 2011 Feb 10 Sang Chul KIM ( 김상철 )](https://reader036.vdocuments.mx/reader036/viewer/2022070415/5697c0281a28abf838cd7058/html5/thumbnails/24.jpg)
Kormendy, Bender, & Cornell 2011, Nature, 469, 374
27
M● - L relation
![Page 25: 1 Supermassive BHs do not correlate with DM haloes of galaxies J. Kormendy & R. Bender 2011, Nature, 469, 377 2011 Feb 10 Sang Chul KIM ( 김상철 )](https://reader036.vdocuments.mx/reader036/viewer/2022070415/5697c0281a28abf838cd7058/html5/thumbnails/25.jpg)
Kormendy, Bender, & Cornell 2011, Nature, 469, 374
28
M● - σ relation