next science of the galactic diffuse & snr what i am learning from suzaku

8
NeXT Science of the Galactic Diffuse What I am learning from Suza Hard Tail ( > 6 keV) : Galactic Center (GC) XRNs Galactic Ridge (GR), SN1006, Vera-Jr. RXJ Sgr A East, Cas A, Tyc Fe 6.4 keV line GC, GR, XRNs, RCW86 He-like(6.7 keV) , H-like(6.9 keV) lines: Hard Tail (1) Synchrotron X-rays: Very High energy electron (2) Bremsstrahlung of Supra thermal electrons (<100 keV) 6.4 keV l (3) XRN

Upload: kalona

Post on 05-Jan-2016

34 views

Category:

Documents


0 download

DESCRIPTION

NeXT Science of the Galactic Diffuse & SNR What I am learning from Suzaku Hard Tail ( > 6 keV) : Galactic Center (GC), Arches XRNs Galactic Ridge (GR), SN1006, RXJ 1713, Vera-Jr. RXJ Sgr A East, Cas A, Tycho Fe 6.4 keV line GC, GR, XRNs, RCW86 - PowerPoint PPT Presentation

TRANSCRIPT

Page 1: NeXT Science of the Galactic Diffuse  & SNR               What I am learning  from Suzaku

NeXT Science of the Galactic Diffuse &   SNR   What I am learning from SuzakuHard Tail ( > 6 keV) : Galactic Center (GC), Arches XRNs Galactic Ridge (GR), SN1006, RXJ 1713, Vera-Jr. RXJ Sgr A East, Cas A, Tycho Fe 6.4 keV line GC, GR, XRNs, RCW86

He-like(6.7 keV) , H-like(6.9 keV) lines: Oeigin

Hard Tail(1) Synchrotron X-rays: Very High energy electron (Cosmic Rays)

(2) Bremsstrahlung of Supra thermal electrons (<100 keV) 6.4 keV line(3) XRN

Page 2: NeXT Science of the Galactic Diffuse  & SNR               What I am learning  from Suzaku

Lyman Series limit

Page 3: NeXT Science of the Galactic Diffuse  & SNR               What I am learning  from Suzaku

Non Thermal X-ray filaments

1

2

3

Page 4: NeXT Science of the Galactic Diffuse  & SNR               What I am learning  from Suzaku

Collisonal Ionization  Z-4.3   EW of Fe~ 0.3 KeV O,Ne, Si, S, Fe : 360, 110, 70, 40, 290 eV               1.2: 0.38: 0.24: 0.14: 1                             0.11: 0.06: 0.05: 0.04: 1Cross Section of photo ionization Z-2.3 EW of Fe~1 keV

                          (Tatischeff   et al.2002)

Page 5: NeXT Science of the Galactic Diffuse  & SNR               What I am learning  from Suzaku

6.4 keV

(2)

Page 6: NeXT Science of the Galactic Diffuse  & SNR               What I am learning  from Suzaku

SN 1006: Hard Tail vs Thermal Plasma

Page 7: NeXT Science of the Galactic Diffuse  & SNR               What I am learning  from Suzaku

He-O line vs. Hard X-ray emission

Northern rim

Eastern rim

Inner region

Beautiful correlation !

Page 8: NeXT Science of the Galactic Diffuse  & SNR               What I am learning  from Suzaku

He-like Fe K = 6680 eV  Close to 6679--6685eVWidth () = 38 eV   (Triplet, not Velocity)  Collisional  Excitation 

Name     Observed       Lab  ⊿ (eV)-----------------------------S Ly   2622.4+3.6-2.7  2621.6  0.8FeLy  6969.5+2.8-2.1  6965.7  3.8Mn K  5899.6+1.7-0.4  5895.1  4.5 

Collisional Excitation= 6685 eVElectron Capture = 6666eV

r

rf

f

6679-6685eV

   6666eV

FeXXV FeXXIV

i

i

G-ratio = r / (i+f)

Wargelin, Beiersdorfer et al. 2005, ApJ, 634,687