宇宙物理学概論 2004/10/28 - 大阪大学X線天文グループ
宇宙物理学概論 2004/10/28 - 大阪大学X線天文グループ
宇宙物理学概論 2004/10/28 - 大阪大学X線天文グループ
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<strong>2004</strong>/<strong>10</strong>/<strong>28</strong>
http://www.bosai.go.jp/japanes<br />
e/news/press/<strong>2004</strong><strong>10</strong>22_press<br />
• <br />
380-780nm<br />
780nm<br />
http://spaceboy.nasda.go.jp/spacef/cosmic/materials/advanced/chapter1/1_2/1_2_1_a.html<br />
http://www.universe-t.com/vol3/chapter02/
http://www.shokabo.co.jp/sp_opt/star/list/csp.htm
• 6000<br />
6000<br />
<br />
• <br />
<br />
<br />
<br />
<br />
http://www.shokabo.co.jp/sp_opt/star/list/csp.htm
http://www.lotoriel.com/pdf_it/all/light_sol<br />
ar_intro.pdf<br />
<br />
http://www.cybernet.co.jp/opti<br />
cal/course/optwords/SLE.shtml
(Blackbody Radiation)<br />
• =<br />
<br />
=<br />
<br />
• <br />
<br />
<br />
<br />
B ( T)<br />
=<br />
ν<br />
3<br />
8πhν<br />
1<br />
2<br />
c h kT<br />
exp( ν / ) −1<br />
k<br />
h<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
B ( T)<br />
=<br />
λ<br />
2<br />
8 hc 1<br />
π<br />
5<br />
λ<br />
exp( ch / kλT<br />
) −1<br />
<br />
<br />
µ
Planck<br />
ν<br />
E<br />
−βEn<br />
−βhν<br />
−1<br />
e e E<br />
ν<br />
= nhν<br />
<br />
β<br />
E<br />
∞<br />
∑<br />
n=<br />
0<br />
n<br />
n<br />
∞<br />
−βEn<br />
∑Ee<br />
n<br />
∞<br />
n=<br />
0<br />
∂<br />
−βEn<br />
= = − ln(<br />
∞<br />
− β ∂<br />
∑e<br />
)<br />
E β n=<br />
0<br />
−βhν<br />
he ν<br />
hν<br />
= (1 − ) = =<br />
−e hν<br />
kT<br />
1<br />
=<br />
exp( hν<br />
/ kT) −1<br />
−βhν<br />
1 exp( / ) 1<br />
8π<br />
ν 2<br />
<br />
3<br />
c<br />
<br />
2<br />
8πν hν<br />
udVd<br />
v<br />
ν = ( ) dVdν<br />
3<br />
c exp( hν<br />
/ kT ) − 1<br />
∑<br />
n=<br />
0<br />
e<br />
n<br />
−<br />
<br />
<br />
µ
Planck<br />
Planck<br />
• T<br />
• Wien<br />
• hν max =2.82kT<br />
• ν max /T=5.88x<strong>10</strong> <strong>10</strong> Hz deg -1<br />
• λ max T=0.290cmdeg<br />
• Stefan-Boltzmann<br />
BoltzmannPlank<br />
<br />
= σT<br />
σ<br />
=<br />
2π<br />
k<br />
15ch<br />
5 4<br />
2 3<br />
4
• <br />
• Bblue)<br />
blue)B<br />
• <br />
• /<br />
CCD<br />
cf<br />
<br />
<br />
<br />
http://www.koheisha.jp/tokaiubvril.html
• (m)<br />
• <strong>10</strong>0<br />
<strong>10</strong>0<br />
• 2.5<br />
2.5<br />
• 2.5 - m =I m /I 0<br />
• (M)<br />
• <strong>10</strong>pc<br />
<strong>10</strong>pc<br />
<br />
• M=m-log((d/<strong>10</strong>)<br />
2 )/log2.5<br />
• 5<br />
• Luminosity ((<br />
• <br />
• Luminosity=L<br />
<br />
3.85x<strong>10</strong> 26 W=3.85x<strong>10</strong> 33 erg/s<br />
<br />
<br />
<br />
-26.8 <br />
-12.6 <br />
-4.4 <br />
-2.8 <br />
-1.5 <br />
-0.7 <br />
+6.0 <br />
+12.6 <br />
+30
Hertzsprung-Russel<br />
diagram (HR<br />
<br />
<br />
<br />
<br />
<br />
<br />
<br />
http://imagine.gsfc.nasa.gov/docs/teache<br />
rs/lifecycles/LC_main_p8.html<br />
http://observe.arc.nasa.gov/nasa/space/<br />
stellardeath/stellardeath_1ai2.html
HR <br />
• R<br />
<br />
<br />
L = 4π<br />
R σT<br />
2 4<br />
Explorations an Introduction to Astronomy<br />
Copyright ©2001 The McGraw-Hill Companies<br />
Thomas T. Arny<br />
http://www.mhhe.com/physsci/astronomy/arny/instructor/graphics/ch12/1219.html
HR <br />
• <br />
<br />
<br />
HR<br />
HR<br />
<br />
<br />
<br />
<br />
Explorations an Introduction to Astronomy<br />
Copyright ©2001 The McGraw-Hill Companies<br />
Thomas T. Arny<br />
http://www.mhhe.com/physsci/astronomy/arny/instructor/graphics/ch13/1317.html
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