爆発的星形成? AGN関係を 生み出す物理機構の観測的示唆
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- あゆみ たかはし
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3 Umemura, Fukue & Mineshige 1997, 1998 Ohsuga et al R ring ~100pc
4 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 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
5 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 Myr << Gyr r r disk R ring ~100pc
6 Umemura, Fukue & Mineshige 1998 log Γ SB = L SB LEdd predicted radius r r disk R ring ~100pc M L Edd = L sun dyn 10 9 M sun f dg a d ρ s 0.1µm 3gcm 3 r disk / R ring
7 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
8 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
9 NGC1097 (Seyfert galaxy) Kohno et al disk radius ring radius [pc] pc M 350~450pc L
10 Watabe, Hirashita & Umemura (in submitted)
11 Watabe, Hirashita & Umemura (in submitted) log Γ SB = L SB LEdd r disk / R ring
12 Watabe, Hirashita & Umemura (in submitted) log Γ SB = L SB LEdd r disk / R ring
13 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
14 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 Γ AGN = (0.39 ~ 4.1) 10 6 r disk / R ring
15 log ( ) log ( ) Imanishi & Wada 2004
16 Watabe, Kawakatu & Imanishi (in preparation)
17 AGN AGN SB AGN Nuclear starburst AGN
18 AGN AGN SB AGN Nuclear starburst AGN
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21 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
22 all data
23 timescale t drag = 8πc 2 R ring 2 3χL SB t rad = 4πcR 3 ring χl SB 1/2
24 3/17 Questions What has caused the galactic nuclear activity? Are there any relations between the nuclear activity and galaxy evolution?
25 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
26 9/17 NGC7469 (Seyfert 1) Genzel et al Mauder et al K band image R ring 480 pc L SB L v ring : 100 km/s M dyn M normalized intensity disk radius ring radius 480 [pc] Radius [arcsec] r disk / R ring
27 NGC6951 (Seyfert 2)
28 Circinus galaxy (Seyfert 2)
29 NGC4314 (LINER)
30 NGC2903 (non-agn)
31 NGC3351 (non-agn)
32 8/13 NGC1097 (Seyfert galaxy) Kohno et al disk radius ring radius [pc] R ring 700 pc L SB 1011 L M dyn M r disk / R ring
33 3/18 100pc Seyfert 2 > Seyfert 1 e.g. Heckman et al log ( ) pc Imanishi & Wada 2004 log (AGN power) - - e.g. Wada & Norman 2002 Umemura, Fukue & Mineshige 1997, 1998 Ohsuga et al. 1998
34 13/14 NGC 7469 Mazzarella et al. 1994
35 12/13 Kohno et al clearly edge gradually change [pc] critical density: HCN(1-0) >> CO(1-0)
36 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
37 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
38 AGN AGN SB AGN Nuclear starburst AGN
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