Comparison PYTHIA vs 4 fermion generators
R.Contri - 1/12/97
Hints for discrepancy in the Hee analysis:
PYTHIA (x-sect in fb)
- |
Generated |
Presel. |
El.id |
No btag |
Btag |
ZZ |
1338 |
76 |
45 |
17 |
11 |
Zee |
6810 |
134 |
67 |
37 |
24 |
WW |
15440 |
572 |
99 |
9 |
4 |
Wenu |
600 |
8 |
0.9 |
0.1 |
0 |
Total |
24188 |
790 |
211.9 |
63.1 |
39 |
4 ferm (Excalibur /Wphact; agreement checked )
eeqq(Ex) |
471 |
95 |
71 |
27 |
16 |
eeqq(Wp) |
1000 |
110 |
80 |
25 |
13 |
l+l-qq |
262 |
8 |
3 |
0 |
0 |
e nu qq |
2497 |
252 |
67 |
13 |
6 |
l nu qq |
4638 |
115 |
13 |
0.9 |
0.9 |
qqqq |
7618 |
191 |
14 |
0 |
0 |
Total (eeqq Ex) |
15486 |
661 -16% |
168 -21% |
40.9 -35% |
22.9 -41% |