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bis auf den faktor 3 stimmts

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hiro98 2020-03-27 14:30:55 +01:00
parent e982ae0682
commit 092de5b5c3
1 changed files with 25 additions and 2 deletions
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27
prog/python/qqgg/analytical_xs.org
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@ -41,7 +41,7 @@ import matplotlib.pyplot as plt
charge -- charge of the particle in units of the elementary charge charge -- charge of the particle in units of the elementary charge
""" """
return charge**4*(alpha/esp)**2/4 return charge**4*(alpha/esp)**2/6
def diff_xs(theta, charge, esp): def diff_xs(theta, charge, esp):
@ -126,5 +126,28 @@ xs_pb
#+RESULTS: cf853fb6-d338-482e-bc55-bd9f8e796495 #+RESULTS: cf853fb6-d338-482e-bc55-bd9f8e796495
:RESULTS: :RESULTS:
0.08068993418988826 0.053793289459925515
:END:
Compared to sherpa, its a little off.
#+NAME: 81b5ed93-0312-45dc-beec-e2ba92e22626
#+BEGIN_SRC ein-python :session :exports both :results raw drawer
sherpa = 0.0538009
xs_pb/sherpa
#+END_SRC
#+RESULTS: 81b5ed93-0312-45dc-beec-e2ba92e22626
:RESULTS:
0.9998585425137037
:END:
Sieht sehr nach 4/3 aus...
#+NAME: 1fec1d70-725d-4ca2-9729-98a3859a2f6f
#+BEGIN_SRC ein-python :session :exports both :results raw drawer
4/3
#+END_SRC
#+RESULTS: 1fec1d70-725d-4ca2-9729-98a3859a2f6f
:RESULTS:
1.3333333333333333
:END: :END: