fission fusion - fy.chalmers.sefy.chalmers.se/subatom/subkurs/download/f0.pdfmassa spinn µ, q...
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1
Subatomär fysik
10-10 m10-14 m
10-15 m
Kursens innehållKursens innehåll
Atomkärnors egenskaper
massa
spinn
µ, Q excitationer
deuteronen
Krafter
Radioaktivitet
SönderfallSönderfall
α
β
γfission
Fission
Fusion
Reactions
2
GSI
UNILAC SIS
197Au12C 13C
Rutherford
+
++
+
+++
-- -
--
-
-
Thomson
Geiger,Marsden
2?4
2
a
2
0
221
sin1
4T1
e4pZZ
dOds
⋅
= e
xe4peZZ
mvmu0
2212
212
21
⋅+=
?
NEUTRON0
PROTON+e
mp= 1.6727 .10-27 kg
mn= 1.6750 .10-27 kg
∆m/mn= 0.137 %
2H 3H
3He 4He
3
ISOTOP
ISOTON
ISOBARn10.25 m
2H--
3He--
1H---
3H12.3 y
4He--
5Heunbound
6He808 ms
7Heunbound
8He119 ms
9Heunbound
7Li-d
8Li840 ms
9Li179 ms
10Liunbound
11Li8.5 ms
6Li--
N
Z
48CaZ=20N=28
208PbZ=82N=126
Krafter
Nukleon
4 fm0.1 fm
0.01 fm
4
Isaac Newton1643-1727
2r2m1m
GF =
G = 6.6726x10 -11 Nm2/kg2
Max Planck1858 - 1947
?h?E h==
Js01.054589x1 34=h
Albert Einstein1879-1955
E = mc2
c = 299 792 458 m/s
1.4x1032 KTemperature
1.2x1019GeV/c2Mass
1.6x10-35mLength
5.4x10-44 sTime5c
Gh
3c
Gh
Gch
The Planck Scale
10-40
10-30
10-20
10-10
1010
1
Big Bang
Now
1032 K1032 K
2.7K2.7K
Second
s
Galaxies
Big BangBig Bang
Temperature
H, D, He
Nukleär astrofysikNukleär astrofysik