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2 *------------------------------------------------------------------------------------*
3 | |
4 | *------------------------------------------------------------------------------* |
5 | | | |
6 | | | |
7 | | PPP Y Y TTTTT H H III A Welcome to the Lund Monte Carlo! | |
8 | | P P Y Y T H H I A A This is PYTHIA version 8.175 | |
9 | | PPP Y T HHHHH I AAAAA Last date of change: 16 Feb 2013 | |
10 | | P Y T H H I A A | |
11 | | P Y T H H III A A Now is 16 Feb 2013 at 11:35:50 | |
12 | | | |
13 | | Torbjorn Sjostrand; Department of Astronomy and Theoretical Physics, | |
14 | | Lund University, Solvegatan 14A, SE-223 62 Lund, Sweden; | |
15 | | phone: + 46 - 46 - 222 48 16; e-mail: torbjorn@thep.lu.se | |
16 | | Jesper Roy Christiansen; Department of Astronomy and Theoretical Physics | |
17 | | Lund University, Solvegatan 14A, SE-223 62 Lund, Sweden; | |
18 | | e-mail: Jesper.Roy.Christiansen@thep.lu.se | |
19 | | Philip Ilten; School of Physics, Uniiversity College Dublin, | |
20 | | Belfield, Dublin 4, Ireland; | |
21 | | e-mail: philten@cern.ch | |
22 | | Stephen Mrenna; Computing Division, Simulations Group, | |
23 | | Fermi National Accelerator Laboratory, MS 234, Batavia, IL 60510, USA; | |
24 | | phone: + 1 - 630 - 840 - 2556; e-mail: mrenna@fnal.gov | |
25 | | Stefan Prestel; Department of Astronomy and Theoretical Physics, | |
26 | | Lund University, Solvegatan 14A, SE-223 62 Lund, Sweden; | |
27 | | phone: + 46 - 46 - 222 06 64; e-mail: stefan.prestel@thep.lu.se | |
28 | | Peter Skands; Theoretical Physics, CERN, CH-1211 Geneva 23, Switzerland; | |
29 | | phone: + 41 - 22 - 767 2447; e-mail: peter.skands@cern.ch | |
30 | | Stefan Ask; former author; e-mail: ask.stefan@gmail.com | |
31 | | Richard Corke; former author; e-mail: r.corke@errno.net | |
32 | | | |
33 | | The main program reference is the 'Brief Introduction to PYTHIA 8.1', | |
34 | | T. Sjostrand, S. Mrenna and P. Skands, Comput. Phys. Comm. 178 (2008) 85 | |
35 | | [arXiv:0710.3820] | |
36 | | | |
37 | | The main physics reference is the 'PYTHIA 6.4 Physics and Manual', | |
38 | | T. Sjostrand, S. Mrenna and P. Skands, JHEP05 (2006) 026 [hep-ph/0603175]. | |
39 | | | |
40 | | An archive of program versions and documentation is found on the web: | |
41 | | http://www.thep.lu.se/~torbjorn/Pythia.html | |
42 | | | |
43 | | This program is released under the GNU General Public Licence version 2. | |
44 | | Please respect the MCnet Guidelines for Event Generator Authors and Users. | |
45 | | | |
46 | | Disclaimer: this program comes without any guarantees. | |
47 | | Beware of errors and use common sense when interpreting results. | |
48 | | | |
49 | | Copyright (C) 2013 Torbjorn Sjostrand | |
50 | | | |
51 | | | |
52 | *------------------------------------------------------------------------------* |
53 | |
54 *------------------------------------------------------------------------------------*
55
56
57 *------- PYTHIA Process Initialization --------------------------*
58 | |
59 | We collide p+ with p+ at a CM energy of 8.000e+03 GeV |
60 | |
61 |------------------------------------------------------------------|
62 | | |
63 | Subprocess Code | Estimated |
64 | | max (mb) |
65 | | |
66 |------------------------------------------------------------------|
67 | | |
68 | f fbar -> gamma*/Z0 gamma*/Z0 231 | 2.815e-07 |
69 | f fbar' -> Z0 W+- (no gamma*!) 232 | 3.934e-07 |
70 | f fbar -> W+ W- 233 | 4.239e-07 |
71 | |
72 *------- End PYTHIA Process Initialization -----------------------*
73
74 *------- PYTHIA Flag + Mode + Parm + Vect + Word Settings (changes only) ---------------------------------------*
75 | |
76 | Name | Now | Default Min Max |
77 | | | |
78 | BeamRemnants:reconnectRange | 1.50000 | 10.00000 0.0 10.00000 |
79 | Beams:eCM | 8000.000 | 14000.000 10.00000 |
80 | MultipartonInteractions:alphaSvalue | 0.13500 | 0.12700 0.0600000 0.25000 |
81 | MultipartonInteractions:bProfile | 3 | 1 0 4 |
82 | MultipartonInteractions:ecmPow | 0.19000 | 0.24000 0.0 0.50000 |
83 | MultipartonInteractions:expPow | 2.00000 | 1.00000 0.40000 10.00000 |
84 | MultipartonInteractions:pT0Ref | 2.08500 | 2.15000 0.50000 10.00000 |
85 | PartonLevel:all | off | on |
86 | PDF:pSet | 8 | 2 1 12 |
87 | SigmaDiffractive:dampen | on | off |
88 | SigmaDiffractive:maxAX | 65.00000 | 15.00000 0.0 |
89 | SigmaDiffractive:maxXB | 65.00000 | 15.00000 0.0 |
90 | SigmaDiffractive:maxXX | 65.00000 | 15.00000 0.0 |
91 | SigmaProcess:alphaSvalue | 0.13500 | 0.12650 0.0600000 0.25000 |
92 | SigmaTotal:zeroAXB | on | off |
93 | SpaceShower:rapidityOrder | on | off |
94 | WeakDoubleBoson:all | on | off |
95 | |
96 *------- End PYTHIA Flag + Mode + Parm + Vect + Word Settings --------------------------------------------------*
97
98 -------- PYTHIA Particle Data Table (changed only) ------------------------------------------------------------------------------
99
100 id name antiName spn chg col m0 mWidth mMin mMax tau0 res dec ext vis wid
101 no onMode bRatio meMode products
102
103 23 Z0 3 0 0 91.18760 2.50687 50.00000 0.00000 0.00000e+00 1 1 0 0 0
104 0 1 0.1541199 0 1 -1
105 1 1 0.1195484 0 2 -2
106 2 1 0.1541093 0 3 -3
107 3 1 0.1193873 0 4 -4
108 4 1 0.1523969 0 5 -5
109 5 1 0.0335122 0 11 -11
110 6 1 0.0666593 0 12 -12
111 7 1 0.0335119 0 13 -13
112 8 1 0.0666593 0 14 -14
113 9 1 0.0334363 0 15 -15
114 10 1 0.0666593 0 16 -16
115
116 24 W+ W- 3 3 0 80.38500 2.09454 50.00000 0.00000 0.00000e+00 1 1 0 1 0
117 0 1 0.3206876 0 -1 2
118 1 1 0.0174315 0 -1 4
119 2 1 0.0174549 0 -3 2
120 3 1 0.3199453 0 -3 4
121 4 1 0.0000053 0 -5 2
122 5 1 0.0005990 0 -5 4
123 6 1 0.1079853 0 -11 12
124 7 1 0.1079850 0 -13 14
125 8 1 0.1079062 0 -15 16
126
127 -------- End PYTHIA Particle Data Table -----------------------------------------------------------------------------------------
128
129
130 -------- PYTHIA Info Listing ----------------------------------------
131
132 Beam A: id = 2212, pz = 4.000e+03, e = 4.000e+03, m = 9.383e-01.
133 Beam B: id = 2212, pz = -4.000e+03, e = 4.000e+03, m = 9.383e-01.
134
135 In 1: id = -2, x = 2.691e-02, pdf = 2.754e-01 at Q2 = 7.519e+03.
136 In 2: id = 2, x = 7.693e-02, pdf = 5.689e-01 at same Q2.
137
138 Subprocess f fbar -> W+ W- with code 233 is 2 -> 2.
139 It has sHat = 1.325e+05, tHat = -1.507e+03, uHat = -1.171e+05,
140 pTHat = 3.117e+01, m3Hat = 8.092e+01, m4Hat = 8.546e+01,
141 thetaHat = 1.938e-01, phiHat = 1.501e-01.
142 alphaEM = 7.815e-03, alphaS = 1.356e-01 at Q2 = 7.888e+03.
143
144 -------- End PYTHIA Info Listing ------------------------------------
145
146 -------- PYTHIA Event Listing (hard process) -----------------------------------------------------------------------------------
147
148 no id name status mothers daughters colours p_x p_y p_z e m
149 0 90 (system) -11 0 0 0 0 0 0 0.000 0.000 0.000 8000.000 8000.000
150 1 2212 (p+) -12 0 0 3 0 0 0 0.000 0.000 4000.000 4000.000 0.938
151 2 2212 (p+) -12 0 0 4 0 0 0 0.000 0.000 -4000.000 4000.000 0.938
152 3 -2 (ubar) -21 1 0 5 6 0 101 0.000 0.000 107.632 107.632 0.000
153 4 2 (u) -21 2 0 5 6 101 0 0.000 0.000 -307.734 307.734 0.000
154 5 -24 (W-) -22 3 4 7 8 0 0 30.817 4.660 81.766 119.184 80.918
155 6 24 (W+) -22 3 4 9 10 0 0 -30.817 -4.660 -281.867 296.183 85.461
156 7 3 s 23 5 0 0 0 102 0 -22.069 20.172 18.067 34.938 0.500
157 8 -4 cbar 23 5 0 0 0 0 102 52.886 -15.512 63.699 84.246 1.500
158 9 -3 sbar 23 6 0 0 0 0 103 25.512 0.448 -157.437 159.492 0.500
159 10 4 c 23 6 0 0 0 103 0 -56.330 -5.109 -124.430 136.690 1.500
160 Charge sum: -0.000 Momentum sum: -0.000 -0.000 -200.102 415.366 363.990
161
162 -------- End PYTHIA Event Listing -----------------------------------------------------------------------------------------------
163
164 *------- PYTHIA Event and Cross Section Statistics -------------------------------------------------------------*
165 | |
166 | Subprocess Code | Number of events | sigma +- delta |
167 | | Tried Selected Accepted | (estimated) (mb) |
168 | | | |
169 |-----------------------------------------------------------------------------------------------------------------|
170 | | | |
171 | f fbar -> gamma*/Z0 gamma*/Z0 231 | 565 11 11 | 5.030e-09 8.097e-10 |
172 | f fbar' -> Z0 W+- (no gamma*!) 232 | 807 22 22 | 1.295e-08 1.168e-09 |
173 | f fbar -> W+ W- 233 | 816 67 67 | 3.613e-08 2.036e-09 |
174 | | | |
175 | sum | 2188 100 100 | 5.410e-08 2.483e-09 |
176 | |
177 *------- End PYTHIA Event and Cross Section Statistics ----------------------------------------------------------*
178
179 *------- PYTHIA Error and Warning Messages Statistics ----------------------------------------------------------*
180 | |
181 | times message |
182 | |
183 | 0 no errors or warnings to report |
184 | |
185 *------- End PYTHIA Error and Warning Messages Statistics ------------------------------------------------------*