Precious)Metals)) in)sdss)quasar)spectra)

Transcription

1 Normalized Flux ( 5 to 1.4) Precious)Metals)) in)sdss)quasar)spectra) Kathy&Cooksey& University&of&Hawai`i&at&Hilo& Subaru&Seminar& 4&August&2014& h@p://igmabsorbers.info& Velocity (±900 km s 1 )

2 Lifecycle&of& Gas&&&Metals& &&

3 Recycling& Lifecycle&of& Gas&&&Metals& ISM& CGM& Inflow& OuLlow& && IGM&

4 LargeOScale&Structure:& Stars&vs.&Enriched&Gas& Age&&=&&Gyr& Age&=&1.2&Gyr& Age&=&13.7&Gyr& Stars& Gas:& Polluted&!&10&Mpc&(32&MLyr)&"& Chiaki&Kobayashi&

5 Age&=&1.8&Gyr& Observing&Gas&

6 Credit:&Andrew&Pontzen& QAL&Spectroscopy& in&ac]on &

7 Web&of&Collaborators&

8 Precious&Metals&Papers&I&&&II&Summary& Cooksey+&2013&(CIV),&Seyffert+&2013&(MgII)& (Word&cloud&by&Wordle.net)&

9 0.7 Age of Universe (Gyr) Nestor et al dn MgII /dz (W r,2796 Å) z 2796

10 Age of Universe (Gyr) dn MgII /dx (W r,2796 Å) Nestor et al Prochter et al. 2006a Prochter et al. 2006b Matejek Zhu & Menard Simcoe Matejek & Simcoe dx = (1+ z) 2 Ω M (1+ z) 3 + Ω Λ dz z 2796

11 Age of Universe (Gyr) dn MgII /dx (W r,2796 Å) Seyffert et al Nestor et al Prochter et al. 2006a Prochter et al. 2006b Zhu & Menard 2013 Matejek & Simcoe z 2796

12 Age of Universe (Gyr) Seyffert et al Matejek & Simcoe 2012 dn MgII /dx (W r,2796 Å) z 2796

13 Age of Universe (Gyr) MgII 0.3 MgII Å W HI r < 1 Å 2 MgII DLA 0.3 MgII logn Å W HI r < Å MgII 0.3 MgII Å W r < 1 Å MgII W r 1 Å dn ion /dx Redshift Seyffert&et&al.&(2013)&

14 Age of Universe (Gyr) HI 2 DLA logn HI 20.3 MgII 0.3 Å W r < 1 Å MgII W r 1 Å CIV W r Å dn ion /dx Redshift Seyffert&et&al.&(2013)&

15 Unchanging&CGM& (Matejek&et&al.&2013)&&

16 0 Age of Universe (Gyr) dn MgII /dx n com,b (Mpc 3 ) W r, Å phys (Mpc 2 ) = H 0 /(cn com,b ) dn MgII /dx Cool et al Gabasch et al Marchesini et al Poli et al Willmer et al Redshift R phys (kpc) = ( phys / ) Seyffert&et&al.&(2013)&

17 Age of Universe (Gyr) dn CIV /dx W r,1548 Å n com,uv (Mpc 3 ) 01 7 phys (Mpc 2 ) = H 0 /(cn com,uv ) dn CIV /dx Bouwens et al Oesch et al (z photo ) Oesch et al (UV dropout) Reddy and Steidel Redshift R phys (kpc) = ( phys / ) Cooksey&et&al.&(2013)&

18 Absolute&bias&& Rela]ve&bias&& Mass&of&MgIIOabsorbing&Halos& (Gauthier&et&al.&2013)&

19 ON5GOING)AND)FUTURE)WORK)

20 z CIV = ; W r = 1.48 Å CIV 1548 z CIV = ; W r = 1.22 Å CIV 1548 StrongOCIVOSelected&Systems& z CIV = ; W r = 5 Å CIV 1548 z CIV = ; W r = 1.41 Å CIV 1548 CIV 1550 CIV 1550 CIV 1550 CIV 1550 Normalized Flux CII 1334 SiII 1526 CII 1334 SiII 1260 SiII 1526 SiIV 1393 SiII 1526 SiIV 1393 SiIV 1393 SiII 1526 AlII 1670 AlII 1670 MgII 2796 SiIV 1393 FeII 1608 FeII Relative Velocity (km s 1 )

21 z CIV = ; W r = 1.48 Å CIV 1548 z CIV = ; W r = 1.22 Å CIV 1548 HighOResolu]on&FollowOUp& z CIV = ; W r = 5 Å CIV 1548 z CIV = ; W r = 1.41 Å CIV 1548 CIV 1550 CIV 1550 CIV 1550 CIV 1550 Normalized Flux CII 1334 SiII 1526 CII 1334 SiII 1260 SiII 1526 SiIV 1393 SiII 1526 SiIV 1393 SiIV 1393 SiII 1526 AlII 1670 AlII 1670 MgII 2796 SiIV 1393 FeII 1608 FeII VPFIT&(not&shown)&by&Robert&Ponga& Relative Velocity (km s 1 )

22 z sys &=&2.1167,&W r &=&1.48&Å:&1&Component& log (Ionic Ratio) z comp = , [M/H] = CLOUDY&models&by&Robert&Ponga& [Si + /Si ++ ] [Si ++ /Si +3 ] [Si + /Si +3 ] [Al + /Al ++ ] [Si +3 /C +3 ] log (n H [cm 3 ])

23 Stacking&Analyses& Flux Flux Flux CIII 977 NIII 989 FeII 1608 OVI 1031 NII 1083 All CIV with W r,1548 Å SiII 1190 HI 1215 NV 1238 SiII AlII 1670 SiII 1808 AlIII FeII Rest Wavelength (Å) 0 OI 1302 FeII 2600 CII 1334 SiIV 1393 MgII 2796 SiII 1526 CIV 1548 MgI 2852

24 CIVOMgII&Stacking&Analysis& 1.46& &z ion &<&2.3&&# 1,532) 5,811&CIV& W 0 r,1548 & &&Å& &4,995&MgII& W 0 r,2796 & &&Å& CIVOMgII&stacking&analysis&by&Natalie&Nagata&

25 CIVOMgII&Stacking&Analysis:&CIV&&&MgII&W r & CIV SiIV MgII FeII 2382 W r,1548 (Å) W r,1334 (Å) W r,1215 (Å) W r,1393 (Å) 1.4&&1.6&1.8&&2.0&&2.2&&2.4& CII 1334 ###################z ion # HI 1215 W r,1206 (Å) W r,1526 (Å) SiIII 1206 SiII 1526 W r,2796 (Å) W r,2852 (Å) W r,1302 (Å) W r,2382 (Å) 1.4&&1.6&1.8&&2.0&&2.2&&2.4& MgI 2852 ###################z ion # OI 1302 W r,1854 (Å) W r,1670 (Å) AlIII 1854 AlII 1670 CIVOMgII&stacking&analysis&by&Natalie&Nagata& z ion z ion z ion z ion

26 CIVOMgII&Stacking&Analysis:&SiIV&&&FeII&W r & CIV SiIV MgII FeII 2382 W r,1548 (Å) W r,1334 (Å) W r,1215 (Å) W r,1393 (Å) 1.4&&1.6&1.8&&2.0&&2.2&&2.4& CII 1334 ###################z ion # HI z ion W r,1206 (Å) W r,1526 (Å) W r,2796 (Å) 1.4&&1.6&1.8&&2.0&&2.2&&2.4& SiIII 1206 ###################z ion # SiII z ion W r,2852 (Å) W r,1302 (Å) W r,2382 (Å) 1.4&&1.6&1.8&&2.0&&2.2&&2.4& MgI 2852 ###################z ion # OI z ion W r,1854 (Å) W r,1670 (Å) 1.4&&1.6&1.8&&2.0&&2.2&&2.4& AlIII 1854 ###################z ion # AlII z ion CIVOMgII&stacking&analysis&by&Natalie&Nagata&

27 CIVOMgII&Stacking&Analysis:& All &W r & CIV SiIV MgII FeII 2382 W r,1548 (Å) W r,1334 (Å) W r,1215 (Å) CII 1334 HI 1215 W r,1393 (Å) W r,1206 (Å) W r,1526 (Å) SiIII 1206 SiII 1526 W r,2796 (Å) W r,2852 (Å) W r,1302 (Å) MgI 2852 OI 1302 W r,2382 (Å) W r,1854 (Å) W r,1670 (Å) AlIII 1854 AlII 1670 CIVOMgII&stacking&analysis&by&Natalie&Nagata& z ion z ion z ion z ion

28 CIVOMgII&Stacking&Analysis:&Ioniza]on& W r,1260 /W r,1206 W r,1206 /W r, SiII 1260 / SiIII 1206 SiIII 1206 / SiIV 1393 W r,1526 /W r,1206 W r,1526 /W r, SiII 1526 / SiIII 1206 SiII 1526 / SiIV 1393 CIVOMgII&stacking&analysis&by&Natalie&Nagata& z ion z ion

29 Gas&Proper]es:&Ioniza]on,&Metallicity,&&&Density& z abs = 2.10, [M/H] = 0 4 [SiII/SiIII] [SiIII/SiIV] [SiII/SiIV] log (Ionic Ratio) CLOUDY&models&by&Robert&Ponga& log (n H [cm 3 ])

30 Gas&Proper]es:&Ioniza]on,&Metallicity,&&&Density& z abs = 2.10, [M/H] = 0 4 [SiII/SiIII] [SiIII/SiIV] [SiII/SiIV] log (Ionic Ratio) CLOUDY&models&by&Robert&Ponga& log (n H [cm 3 ])

31 OnOgoing&and&Future&Work& Model&all&W r & &1Å&CIV&systems&with&highOresolu]on& spectra&& SuperOsolar&LLS?&Detec]ng& missing &metals?& 8&Magellan&Clay/MIKE&spectra&in&hand&(15&km&s O1 )& Subaru/HDS&run&in&8&days&(5&km&s O1 )& Robert#Ponga,#UH#Hilo#undergraduate# Stacking&analysis&(madness)& Comparing&CIV&stacks&with&other&published&stacks& (me)& Effects&of&sample&selec]on:&CIV&&&MgII& Natalie#Nagata,#Akamai#intern/UH#Mānoa#undergraduate# NonOparametric&clustering&analysis:&CIV,&MgII,&&&SiIV& Mul]Oion&absorp]onOline&classifica]on&scheme?& Will#Barden,#UH#Hilo#undergraduate#

32 TakeOHome&Messages& Strong&absorp]on&line&systems&probe&CGM& CGM&is&interface&between&ISM&and&IGM& Also&baryon&source&and&sink&for&galaxy& CGM&has&larger&crossOsec]on&than&galaxy& Understanding&evolu]on&of&CGM&contributes&to& understanding&galaxy&evolu]on& And&visa&versa& Lots&of&data,&projects,&and&ideas&