Umemura, Fukue & Mineshige 1997, 1998 Ohsuga et al. 1998 R ring ~100pc
dv r = v 2 ϕ dt r 1 dp ρ dr dφ 1 r d(rv ϕ ) dt = 3χE 2c typical timescale dr + χ c F r 3 2 Myr r R ring V ring 3χE 2c v ϕ Umemura, Fukue & Mineshige 1997, 1998 Ohsuga et al. 1998 χ c Ev r << Gyr r R ring ~100pc dφ dr GM dyn r 2 2 R ring M dyn = V ring G : F r : E : : V ring
dv r = v 2 ϕ dt r 1 dp ρ dr dφ dr + χ c F r 3 χ 2 c Ev r 1 r d(rv ϕ ) dt = 3χE 2c typical timescale r R ring V ring 3χE 2c v ϕ Umemura, Fukue & Mineshige 1997, 1998 Ohsuga et al. 1998 Myr << Gyr r r disk R ring ~100pc
Umemura, Fukue & Mineshige 1998 log Γ SB = L SB LEdd predicted radius r r disk R ring ~100pc M L Edd =1.7 10 10 L sun dyn 10 9 M sun f dg 0.03 1 a d ρ s 0.1µm 3gcm 3 r disk / R ring
Knapen 2005 non-agn 15 NGC278, 1300, 1512, 2903, 2997, 3184, 3344, 3351, 3593, 4254, 4984, 6574, 7552, 7742, 7771 AGN 12 NGC1068, 1097, 3486, 4303, 4314, 4321, 4736, 4826, 5248, 6951, 7217, 7469, Circinus galaxy
Knapen 2005 non-agn 15 NGC278, 1300, 1512, 2903, 2997, 3184, 3344, 3351, 3593, 4254, 4984, 6574, 7552, 7742, 7771 Seyfert galaxy LINER AGN 12 NGC1068, 1097, 3486, 4303, 4314, 4321, 4736, 4826, 5248, 6951, 7217, 7469, Circinus galaxy
NGC1097 (Seyfert galaxy) Kohno et al. 2003 disk radius ring radius [pc]350 700 1050 700pc 1.8 10 10 M 350~450pc 10 11 L
Watabe, Hirashita & Umemura (in submitted)
Watabe, Hirashita & Umemura (in submitted) log Γ SB = L SB LEdd r disk / R ring
Watabe, Hirashita & Umemura (in submitted) log Γ SB = L SB LEdd r disk / R ring
SB SB AGN AGN Γ AGN = L AGN bol AGN L L Edd Edd Watabe, Hirashita & Umemura (in submitted) AGN = 4πcGM BHm p σ T log Γ AGN = 0.23 ~ 1.3 Γ AGN = (5.6 ~ 7.9) 10 5 Γ AGN = 0.08 Γ SB = L SB LEdd Γ AGN = (0.39 ~ 4.1) 10 6 r disk / R ring
Γ AGN = L AGN bol AGN L Edd AGN = 4πcGM BHm p L Edd σ T log Γ AGN = 0.23 ~ 1.3 Γ AGN = (5.6 ~ 7.9) 10 5 Γ= L SB LEdd Γ AGN = 0.08 Mazzarella et al. 1994 Γ AGN = (0.39 ~ 4.1) 10 6 r disk / R ring
log ( ) log ( ) Imanishi & Wada 2004
Watabe, Kawakatu & Imanishi (in preparation)
AGN AGN SB AGN Nuclear starburst AGN
AGN AGN SB AGN Nuclear starburst AGN
13/18 Petrucci et al. 04; Davies et al. 04 Moorwood et al. 96 Nemmen et al. 04; 06 Ho et al. 99; Pellegrini 06 Collier et al. 98; Wandel et al. 99 M_bulge-M_BH relation Lewis & Eradeous 06 Pellegrini 05; Dong 06 Γ AGN = L AGN bol AGN L Edd AGN = 4πcGM BHm p L Edd σ T
all data
timescale t drag = 8πc 2 R ring 2 3χL SB t rad = 4πcR 3 ring χl SB 1/2
3/17 Questions What has caused the galactic nuclear activity? Are there any relations between the nuclear activity and galaxy evolution?
17/17 REQUESTS!!! Our results provide important idea, based on which future high-resolution observations can be planed to reveal the physical origin of starburst - AGN connection R disk M dyn or V ring r R ring L SB or L H detailed disk structure: ALMA
9/17 NGC7469 (Seyfert 1) Genzel et al. 1995 1 Mauder et al. 1994 K band image R ring 480 pc L SB 3 1011 L v ring : 100 km/s M dyn 1.1 10 9 M normalized intensity 0.1 0.01 disk radius ring radius 480 [pc] Radius [arcsec] r disk / R ring 0.3-0.47
NGC6951 (Seyfert 2)
Circinus galaxy (Seyfert 2)
NGC4314 (LINER)
NGC2903 (non-agn)
NGC3351 (non-agn)
8/13 NGC1097 (Seyfert galaxy) Kohno et al. 2003 disk radius ring radius [pc]350 700 1050 R ring 700 pc L SB 1011 L M dyn 1. 8 10 10 M r disk / R ring 0.5-0.65
3/18 100pc Seyfert 2 > Seyfert 1 e.g. Heckman et al. 1989 log ( ) - - 100pc Imanishi & Wada 2004 log (AGN power) - - e.g. Wada & Norman 2002 Umemura, Fukue & Mineshige 1997, 1998 Ohsuga et al. 1998
13/14 NGC 7469 Mazzarella et al. 1994
12/13 Kohno et al. 2003 clearly edge gradually change [pc]350 700 1050 critical density: HCN(1-0) >> CO(1-0)
13/18 Petrucci et al. 04; Davies et al. 04 Moorwood et al. 96 Nemmen et al. 04; 06 Ho et al. 99; Pellegrini 06 Collier et al. 98; Wandel et al. 99 M_bulge-M_BH relation Lewis & Eradeous 06 Pellegrini 05; Dong 06 Γ AGN = L AGN bol AGN L Edd AGN = 4πcGM BHm p L Edd σ T
14/18 SB- AGN Γ AGN = L AGN bol AGN L Edd AGN = 4πcGM BHm p L Edd σ T log Γ AGN = 0.23 ~ 1.3 Γ AGN = (5.6 ~ 7.9) 10 5 Γ AGN = 0.08 Γ AGN = (0.39 ~ 4.1) 10 6 Γ= L SB LEdd r disk / R ring
AGN AGN SB AGN Nuclear starburst AGN