Лекции по основам кинематики элементарных процессов. Строковский Е.А. - 27 стр.

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МГУ | Москва

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0
2.5
5
7.5
10
12.5
15
17.5
20
22.5
25
–1 2
10 1101010
3
K
+
p
total
K
+
p
elastic
10
15
20
25
30
35
40
45
–1 2
10 1101010
3
K
+
d
total
K
+
n
total
K
+
d
K
+
N
Cross section (mb)
Laboratory beam momentum (GeV/c)
Cross section (mb)
1.5 2 3 4 5 6 7 8 9 10 20 30 40
2.5 3 4 5 6 7 8 910 20 30 40 50 6
0
Center of mass energy (GeV)
⇓
⇓
                     25

                     22.5
                                                                               K +ptotal
                     20                                                 ⇓

                     17.5
Cross section (mb)




                     15

                     12.5

                     10

                      7.5

                      5
                                                                                K +pelastic
                      2.5

                      0
                               –1                                                                  2                   3
                          10                1                           10                    10                  10
                            K +N    1.5         2           3       4        5 6 7 8 9 10              20   30   40

                            K +d      2.5       3       4       5   6 7 8 9 10                20       30   40 50 60
                                                    Center of mass energy (GeV)
                       45


                       40
                                                      K +dtotal
                       35                                               ⇓
Cross section (mb)




                       30


                       25

                                                       K +ntotal
                       20


                       15


                       10
                           –1                                                                      2                   3
                        10                  1                           10                    10                  10
                                            Laboratory beam momentum (GeV/c)

H - > 2      1 /     
  1 C /   1 0      
 Q *R

                                                                    +

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