Документ взят из кэша поисковой машины. Адрес оригинального документа : http://hea.iki.rssi.ru/conf/hea2010/Presentations/23/Chugai.pdf Дата изменения: Wed Jan 26 13:25:08 2011 Дата индексирования: Tue Oct 2 00:45:16 2012 Кодировка:

SNe Ia ,
. , . , .





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M87 = BCG (=cD) Virgo HST





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M87 (NRAO, Frazer et al 1999), 70





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NGC 1275 Perseus





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NGC 1275 Perseus Xray Chandra

10 kpc





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NGC 1275 Perseus





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«»

Rb=5 kpc, 350 km/s => Ms = 91010 Msun : dNs/dt=0.8 1/yr : tb=3107 yr (Churazov et al 2001) : 1.4107 Msun ~ 104(3pV/c2) SN Ia: (per WD) => 210
5





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1. , ? 2. SN Ia ?





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:
Ek = [pV p=1010 cgs, Mw=0.5Msun, u=30 km/s : R=0.5 pc





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:
Ek = [pV p=1010 cgs, Mw=0.5Msun, u=30 km/s : R=0.5 pc D=(1/3)rgc ~106 ( ) hea10




v~400 km/s 1 Fd ~ v2S 2 () (Drell, Foley & Ruderman 1965) FA =(B2/4)(v/vA)S :





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~Rb/v ~ 107 : 104 Msun 0.01 Msun => ( WD)

(0.02 3 ) ~1





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SN Ia E = 1.51051 , M = 1.4 Msun, Cexp(v/v0) : p = 1010 cgs (3p/c2 = 31031 3) SN : Ek = [pV
=> R = 36


v ~ 104 /

p = 10

10

cgs

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R=39 ( 36 )



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p = 1010 cgs kT = 104 keV






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SN
xd = 69p10 xA = 0.3(B/105 )1 (p/1010cgs)1/6 => SN Ia





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SN
xd = 69p10 xA = 0.3(B/105 )1 (p/1010cgs)1/6 => SN Ia




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:

HST ()





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()

Hester et al 1996





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Experiment at Omega laser facility (Fryxell 2010)



=> SN Ia

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SN Ia
b 2a m m/a2 = M/4R2 sn : xA=6a/b(B/105)1 (p/1010cgs) a/b xA ~ 6 => SN Ia


1/6



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( ): x ~ 0.5 ~ 5 => Z(Fe) ~ 80Zsun : x ~ 300 => Z(Fe) ~ 2Zsun







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1 ~ 0.5 . 2 ; ~ 1 3 SN Ia ~ 40 . 4 SN Ia , SN Ia . 5. SN Ia , ;


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