[1] | 1 | |
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| 2 | *------------------------------------------------------------------------------------* |
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| 3 | | | |
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| 4 | | *------------------------------------------------------------------------------* | |
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| 5 | | | | | |
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| 6 | | | | | |
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| 7 | | | PPP Y Y TTTTT H H III A Welcome to the Lund Monte Carlo! | | |
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| 8 | | | P P Y Y T H H I A A This is PYTHIA version 8.170 | | |
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| 9 | | | PPP Y T HHHHH I AAAAA Last date of change: 21 Sep 2012 | | |
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| 10 | | | P Y T H H I A A | | |
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| 11 | | | P Y T H H III A A Now is 21 Sep 2012 at 21:33:14 | | |
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| 12 | | | | | |
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| 13 | | | Torbjorn Sjostrand; Department of Astronomy and Theoretical Physics, | | |
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| 14 | | | Lund University, Solvegatan 14A, SE-223 62 Lund, Sweden; | | |
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| 15 | | | phone: + 46 - 46 - 222 48 16; e-mail: torbjorn@thep.lu.se | | |
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| 16 | | | Stefan Ask; Department of Physics, University of Cambridge, | | |
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| 17 | | | Cavendish Laboratory, JJ Thomson Ave., Cambridge CB3 0HE, UK; | | |
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| 18 | | | phone: + 41 - 22 - 767 6707; e-mail: Stefan.Ask@cern.ch | | |
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| 19 | | | Richard Corke; Niels Bohr Institute, University of Copenhagen, | | |
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| 20 | | | Blegdamsvej 17, 2100 Copenhagen, Denmark; | | |
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| 21 | | | e-mail: richard.corke@thep.lu.se | | |
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| 22 | | | Stephen Mrenna; Computing Division, Simulations Group, | | |
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| 23 | | | Fermi National Accelerator Laboratory, MS 234, Batavia, IL 60510, USA; | | |
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| 24 | | | phone: + 1 - 630 - 840 - 2556; e-mail: mrenna@fnal.gov | | |
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| 25 | | | Stefan Prestel; Department of Astronomy and Theoretical Physics, | | |
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| 26 | | | Lund University, Solvegatan 14A, SE-223 62 Lund, Sweden; | | |
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| 27 | | | phone: + 46 - 46 - 222 06 64; e-mail: stefan.prestel@thep.lu.se | | |
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| 28 | | | Peter Skands; Theoretical Physics, CERN, CH-1211 Geneva 23, Switzerland; | | |
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| 29 | | | phone: + 41 - 22 - 767 2447; e-mail: peter.skands@cern.ch | | |
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| 30 | | | | | |
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| 31 | | | The main program reference is the 'Brief Introduction to PYTHIA 8.1', | | |
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| 32 | | | T. Sjostrand, S. Mrenna and P. Skands, Comput. Phys. Comm. 178 (2008) 85 | | |
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| 33 | | | [arXiv:0710.3820] | | |
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| 34 | | | | | |
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| 35 | | | The main physics reference is the 'PYTHIA 6.4 Physics and Manual', | | |
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| 36 | | | T. Sjostrand, S. Mrenna and P. Skands, JHEP05 (2006) 026 [hep-ph/0603175]. | | |
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| 37 | | | | | |
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| 38 | | | An archive of program versions and documentation is found on the web: | | |
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| 39 | | | http://www.thep.lu.se/~torbjorn/Pythia.html | | |
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| 40 | | | | | |
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| 41 | | | This program is released under the GNU General Public Licence version 2. | | |
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| 42 | | | Please respect the MCnet Guidelines for Event Generator Authors and Users. | | |
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| 43 | | | | | |
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| 44 | | | Disclaimer: this program comes without any guarantees. | | |
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| 45 | | | Beware of errors and use common sense when interpreting results. | | |
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| 46 | | | | | |
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| 47 | | | Copyright (C) 2012 Torbjorn Sjostrand | | |
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| 48 | | | | | |
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| 49 | | | | | |
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| 50 | | *------------------------------------------------------------------------------* | |
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| 51 | | | |
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| 52 | *------------------------------------------------------------------------------------* |
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| 53 | |
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| 54 | |
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| 55 | *------- PYTHIA Process Initialization --------------------------* |
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| 56 | | | |
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| 57 | | We collide p+ with p+ at a CM energy of 8.000e+03 GeV | |
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| 58 | | | |
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| 59 | |------------------------------------------------------------------| |
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| 60 | | | | |
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| 61 | | Subprocess Code | Estimated | |
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| 62 | | | max (mb) | |
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| 63 | | | | |
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| 64 | |------------------------------------------------------------------| |
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| 65 | | | | |
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| 66 | | f fbar -> gamma*/Z0 gamma*/Z0 231 | 2.815e-07 | |
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| 67 | | f fbar' -> Z0 W+- (no gamma*!) 232 | 3.934e-07 | |
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| 68 | | f fbar -> W+ W- 233 | 4.239e-07 | |
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| 69 | | | |
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| 70 | *------- End PYTHIA Process Initialization -----------------------* |
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| 71 | |
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| 72 | *------- PYTHIA Flag + Mode + Parm + Word Settings (changes only) ----------------------------------------------* |
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| 73 | | | |
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| 74 | | Name | Now | Default Min Max | |
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| 75 | | | | | |
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| 76 | | BeamRemnants:reconnectRange | 1.50000 | 10.00000 0.0 10.00000 | |
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| 77 | | Beams:eCM | 8000.000 | 14000.000 10.00000 | |
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| 78 | | MultipartonInteractions:alphaSvalue | 0.13500 | 0.12700 0.0600000 0.25000 | |
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| 79 | | MultipartonInteractions:bProfile | 3 | 1 0 4 | |
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| 80 | | MultipartonInteractions:ecmPow | 0.19000 | 0.24000 0.0 0.50000 | |
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| 81 | | MultipartonInteractions:expPow | 2.00000 | 1.00000 0.40000 10.00000 | |
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| 82 | | MultipartonInteractions:pT0Ref | 2.08500 | 2.15000 0.50000 10.00000 | |
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| 83 | | PartonLevel:all | off | on | |
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| 84 | | PDF:pSet | 8 | 2 1 12 | |
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| 85 | | SigmaDiffractive:dampen | on | off | |
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| 86 | | SigmaDiffractive:maxAX | 65.00000 | 15.00000 0.0 | |
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| 87 | | SigmaDiffractive:maxXB | 65.00000 | 15.00000 0.0 | |
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| 88 | | SigmaDiffractive:maxXX | 65.00000 | 15.00000 0.0 | |
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| 89 | | SigmaProcess:alphaSvalue | 0.13500 | 0.12650 0.0600000 0.25000 | |
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| 90 | | SigmaTotal:zeroAXB | on | off | |
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| 91 | | SpaceShower:rapidityOrder | on | off | |
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| 92 | | WeakDoubleBoson:all | on | off | |
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| 93 | | | |
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| 94 | *------- End PYTHIA Flag + Mode + Parm + Word Settings ---------------------------------------------------------* |
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| 95 | |
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| 96 | -------- PYTHIA Particle Data Table (changed only) ------------------------------------------------------------------------------ |
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| 97 | |
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| 98 | id name antiName spn chg col m0 mWidth mMin mMax tau0 res dec ext vis wid |
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| 99 | no onMode bRatio meMode products |
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| 100 | |
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| 101 | 23 Z0 3 0 0 91.18760 2.50687 50.00000 0.00000 0.00000e+00 1 1 0 0 0 |
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| 102 | 0 1 0.1541199 0 1 -1 |
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| 103 | 1 1 0.1195484 0 2 -2 |
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| 104 | 2 1 0.1541093 0 3 -3 |
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| 105 | 3 1 0.1193873 0 4 -4 |
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| 106 | 4 1 0.1523969 0 5 -5 |
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| 107 | 5 1 0.0335122 0 11 -11 |
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| 108 | 6 1 0.0666593 0 12 -12 |
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| 109 | 7 1 0.0335119 0 13 -13 |
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| 110 | 8 1 0.0666593 0 14 -14 |
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| 111 | 9 1 0.0334363 0 15 -15 |
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| 112 | 10 1 0.0666593 0 16 -16 |
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| 113 | |
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| 114 | 24 W+ W- 3 3 0 80.38500 2.09454 50.00000 0.00000 0.00000e+00 1 1 0 1 0 |
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| 115 | 0 1 0.3206876 0 -1 2 |
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| 116 | 1 1 0.0174315 0 -1 4 |
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| 117 | 2 1 0.0174549 0 -3 2 |
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| 118 | 3 1 0.3199453 0 -3 4 |
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| 119 | 4 1 0.0000053 0 -5 2 |
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| 120 | 5 1 0.0005990 0 -5 4 |
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| 121 | 6 1 0.1079853 0 -11 12 |
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| 122 | 7 1 0.1079850 0 -13 14 |
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| 123 | 8 1 0.1079062 0 -15 16 |
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| 124 | |
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| 125 | -------- End PYTHIA Particle Data Table ----------------------------------------------------------------------------------------- |
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| 126 | |
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| 127 | |
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| 128 | -------- PYTHIA Info Listing ---------------------------------------- |
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| 129 | |
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| 130 | Beam A: id = 2212, pz = 4.000e+03, e = 4.000e+03, m = 9.383e-01. |
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| 131 | Beam B: id = 2212, pz = -4.000e+03, e = 4.000e+03, m = 9.383e-01. |
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| 132 | |
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| 133 | In 1: id = -2, x = 2.691e-02, pdf = 2.754e-01 at Q2 = 7.519e+03. |
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| 134 | In 2: id = 2, x = 7.693e-02, pdf = 5.689e-01 at same Q2. |
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| 135 | |
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| 136 | Subprocess f fbar -> W+ W- with code 233 is 2 -> 2. |
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| 137 | It has sHat = 1.325e+05, tHat = -1.507e+03, uHat = -1.171e+05, |
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| 138 | pTHat = 3.117e+01, m3Hat = 8.092e+01, m4Hat = 8.546e+01, |
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| 139 | thetaHat = 1.938e-01, phiHat = 1.501e-01. |
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| 140 | alphaEM = 7.815e-03, alphaS = 1.356e-01 at Q2 = 7.888e+03. |
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| 141 | |
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| 142 | -------- End PYTHIA Info Listing ------------------------------------ |
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| 143 | |
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| 144 | -------- PYTHIA Event Listing (hard process) ----------------------------------------------------------------------------------- |
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| 145 | |
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| 146 | no id name status mothers daughters colours p_x p_y p_z e m |
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| 147 | 0 90 (system) -11 0 0 0 0 0 0 0.000 0.000 0.000 8000.000 8000.000 |
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| 148 | 1 2212 (p+) -12 0 0 3 0 0 0 0.000 0.000 4000.000 4000.000 0.938 |
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| 149 | 2 2212 (p+) -12 0 0 4 0 0 0 0.000 0.000 -4000.000 4000.000 0.938 |
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| 150 | 3 -2 (ubar) -21 1 0 5 6 0 101 0.000 0.000 107.632 107.632 0.000 |
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| 151 | 4 2 (u) -21 2 0 5 6 101 0 0.000 0.000 -307.734 307.734 0.000 |
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| 152 | 5 -24 (W-) -22 3 4 7 8 0 0 30.817 4.660 81.766 119.184 80.918 |
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| 153 | 6 24 (W+) -22 3 4 9 10 0 0 -30.817 -4.660 -281.867 296.183 85.461 |
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| 154 | 7 3 s 23 5 0 0 0 102 0 -22.069 20.172 18.067 34.938 0.500 |
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| 155 | 8 -4 cbar 23 5 0 0 0 0 102 52.886 -15.512 63.699 84.246 1.500 |
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| 156 | 9 -3 sbar 23 6 0 0 0 0 103 25.512 0.448 -157.437 159.492 0.500 |
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| 157 | 10 4 c 23 6 0 0 0 103 0 -56.330 -5.109 -124.430 136.690 1.500 |
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| 158 | Charge sum: -0.000 Momentum sum: -0.000 -0.000 -200.102 415.366 363.990 |
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| 159 | |
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| 160 | -------- End PYTHIA Event Listing ----------------------------------------------------------------------------------------------- |
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| 161 | |
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| 162 | *------- PYTHIA Event and Cross Section Statistics -------------------------------------------------------------* |
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| 163 | | | |
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| 164 | | Subprocess Code | Number of events | sigma +- delta | |
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| 165 | | | Tried Selected Accepted | (estimated) (mb) | |
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| 166 | | | | | |
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| 167 | |-----------------------------------------------------------------------------------------------------------------| |
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| 168 | | | | | |
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| 169 | | f fbar -> gamma*/Z0 gamma*/Z0 231 | 565 11 11 | 5.030e-09 8.097e-10 | |
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| 170 | | f fbar' -> Z0 W+- (no gamma*!) 232 | 807 22 22 | 1.295e-08 1.168e-09 | |
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| 171 | | f fbar -> W+ W- 233 | 816 67 67 | 3.613e-08 2.036e-09 | |
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| 172 | | | | | |
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| 173 | | sum | 2188 100 100 | 5.410e-08 2.483e-09 | |
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| 174 | | | |
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| 175 | *------- End PYTHIA Event and Cross Section Statistics ----------------------------------------------------------* |
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| 176 | |
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| 177 | *------- PYTHIA Error and Warning Messages Statistics ----------------------------------------------------------* |
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| 178 | | | |
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| 179 | | times message | |
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| 180 | | | |
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| 181 | | 0 no errors or warnings to report | |
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| 182 | | | |
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| 183 | *------- End PYTHIA Error and Warning Messages Statistics ------------------------------------------------------* |
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