*------------------------------------------------------------------------------------* | | | *------------------------------------------------------------------------------* | | | | | | | | | | | PPP Y Y TTTTT H H III A Welcome to the Lund Monte Carlo! | | | | P P Y Y T H H I A A This is PYTHIA version 8.201 | | | | PPP Y T HHHHH I AAAAA Last date of change: 14 Oct 2014 | | | | P Y T H H I A A | | | | P Y T H H III A A Now is 14 Oct 2014 at 10:03:19 | | | | | | | | Torbjorn Sjostrand; Department of Astronomy and Theoretical Physics, | | | | Lund University, Solvegatan 14A, SE-223 62 Lund, Sweden; | | | | e-mail: torbjorn@thep.lu.se | | | | Jesper Roy Christiansen; Department of Astronomy and Theoretical Physics, | | | | Lund University, Solvegatan 14A, SE-223 62 Lund, Sweden; | | | | e-mail: Jesper.Roy.Christiansen@thep.lu.se | | | | Nishita Desai; Institut fuer Theoretische Physik, | | | | Universitaet Heidelberg, Philosophenweg 16, D-69120 Heidelberg, Germany; | | | | e-mail: Nishita.Desai@cern.ch | | | | Philip Ilten; Massachusetts Institute of Technology, | | | | stationed at CERN, CH-1211 Geneva 23, Switzerland; | | | | e-mail: philten@cern.ch | | | | Stephen Mrenna; Computing Division, Simulations Group, | | | | Fermi National Accelerator Laboratory, MS 234, Batavia, IL 60510, USA; | | | | e-mail: mrenna@fnal.gov | | | | Stefan Prestel; Theoretical Physics Group, | | | | SLAC National Accelerator Laboratory, Menlo Park, CA 94025, USA; | | | | e-mail: prestel@slac.stanford.edu | | | | Christine O. Rasmussen; Department of Astronomy and Theoretical Physics, | | | | Lund University, Solvegatan 14A, SE-223 62 Lund, Sweden; | | | | e-mail: christine.rasmussen@thep.lu.se | | | | Peter Skands; School of Physics, | | | | Monash University, PO Box 27, 3800 Melbourne, Australia; | | | | e-mail: peter.skands@monash.edu | | | | | | | | The main program reference is 'An Introduction to PYTHIA 8.2', | | | | T. Sjostrand et al, arXiv:1410.3012 [hep-ph] | | | | | | | | The main physics reference is the 'PYTHIA 6.4 Physics and Manual', | | | | T. Sjostrand, S. Mrenna and P. Skands, JHEP05 (2006) 026 [hep-ph/0603175]. | | | | | | | | An archive of program versions and documentation is found on the web: | | | | http://www.thep.lu.se/~torbjorn/Pythia.html | | | | | | | | This program is released under the GNU General Public Licence version 2. | | | | Please respect the MCnet Guidelines for Event Generator Authors and Users. | | | | | | | | Disclaimer: this program comes without any guarantees. | | | | Beware of errors and use common sense when interpreting results. | | | | | | | | Copyright (C) 2014 Torbjorn Sjostrand | | | | | | | | | | | *------------------------------------------------------------------------------* | | | *------------------------------------------------------------------------------------* *------- PYTHIA Process Initialization --------------------------* | | | We collide p+ with p+ at a CM energy of 8.000e+03 GeV | | | |------------------------------------------------------------------| | | | | Subprocess Code | Estimated | | | max (mb) | | | | |------------------------------------------------------------------| | | | | f fbar -> gamma*/Z0 gamma*/Z0 231 | 2.692e-07 | | f fbar' -> Z0 W+- (no gamma*!) 232 | 3.833e-07 | | f fbar -> W+ W- 233 | 4.353e-07 | | | *------- End PYTHIA Process Initialization -----------------------* *------- PYTHIA Flag + Mode + Parm + Word + FVec + MVec + PVec Settings (changes only) -------------------------* | | | Name | Now | Default Min Max | | | | | | BeamRemnants:halfScaleForKT | 1.50000 | 1.00000 0.0 | | BeamRemnants:primordialKThard | 1.80000 | 2.00000 0.0 | | BeamRemnants:primordialKTsoft | 0.90000 | 0.50000 0.0 | | Beams:eCM | 8000.000 | 14000.000 10.00000 | | ColourReconnection:range | 1.80000 | 10.00000 0.0 10.00000 | | Diffraction:largeMassSuppress | 4.00000 | 2.00000 0.0 | | MultipartonInteractions:alphaSvalue | 0.13000 | 0.12700 0.0600000 0.25000 | | MultipartonInteractions:bProfile | 3 | 1 0 4 | | MultipartonInteractions:ecmPow | 0.21500 | 0.24000 0.0 0.50000 | | MultipartonInteractions:ecmRef | 7000.000 | 1800.000 1.00000 | | MultipartonInteractions:expPow | 1.85000 | 1.00000 0.40000 10.00000 | | MultipartonInteractions:pT0Ref | 2.28000 | 2.15000 0.50000 10.00000 | | PartonLevel:all | off | on | | PDF:pSet | 13 | 2 | | SigmaDiffractive:dampen | on | off | | SigmaDiffractive:maxAX | 65.00000 | 15.00000 0.0 | | SigmaDiffractive:maxXB | 65.00000 | 15.00000 0.0 | | SigmaDiffractive:maxXX | 65.00000 | 15.00000 0.0 | | SigmaProcess:alphaSvalue | 0.13000 | 0.12650 0.0600000 0.25000 | | SigmaTotal:zeroAXB | on | off | | SpaceShower:alphaSvalue | 0.13650 | 0.13700 0.0600000 0.25000 | | SpaceShower:ecmRef | 7000.000 | 1800.000 1.00000 | | SpaceShower:rapidityOrder | on | off | | StringFlav:etaSup | 0.60000 | 0.63000 0.0 1.00000 | | StringFlav:mesonBvector | 2.20000 | 3.00000 0.0 3.00000 | | StringFlav:mesonCvector | 0.88000 | 1.06000 0.0 3.00000 | | StringFlav:mesonSvector | 0.55000 | 0.72500 0.0 3.00000 | | StringFlav:mesonUDvector | 0.50000 | 0.62000 0.0 3.00000 | | StringFlav:popcornSpair | 0.90000 | 0.50000 0.0 1.00000 | | StringFlav:probQQ1toQQ0 | 0.0275000 | 0.0270000 0.0 1.00000 | | StringFlav:probQQtoQ | 0.0810000 | 0.0900000 0.0 1.00000 | | StringFlav:probSQtoQQ | 0.91500 | 1.00000 0.0 1.00000 | | StringFlav:probStoUD | 0.21700 | 0.19000 0.0 1.00000 | | StringPT:sigma | 0.33500 | 0.30400 0.0 1.00000 | | StringZ:aExtraDiquark | 0.97000 | 0.50000 0.0 2.00000 | | StringZ:aLund | 0.68000 | 0.30000 0.0 2.00000 | | StringZ:bLund | 0.98000 | 0.80000 0.20000 2.00000 | | StringZ:rFactB | 0.85500 | 0.67000 0.0 2.00000 | | StringZ:rFactC | 1.32000 | 1.00000 0.0 2.00000 | | TimeShower:alphaSvalue | 0.13650 | 0.13830 0.0600000 0.25000 | | TimeShower:pTmin | 0.50000 | 0.40000 0.10000 2.00000 | | TimeShower:pTminChgQ | 0.50000 | 0.40000 0.10000 2.00000 | | WeakDoubleBoson:all | on | off | | | *------- End PYTHIA Flag + Mode + Parm + Word + FVec + MVec + PVec Settings ------------------------------------* -------- PYTHIA Particle Data Table (changed only) ------------------------------------------------------------------------------ id name antiName spn chg col m0 mWidth mMin mMax tau0 res dec ext vis wid no onMode bRatio meMode products 23 Z0 3 0 0 91.18760 2.50419 50.00000 0.00000 0.00000e+00 1 1 0 0 0 0 1 0.1540492 0 1 -1 1 1 0.1194935 0 2 -2 2 1 0.1540386 0 3 -3 3 1 0.1193325 0 4 -4 4 1 0.1523269 0 5 -5 5 1 0.0335480 0 11 -11 6 1 0.0667305 0 12 -12 7 1 0.0335477 0 13 -13 8 1 0.0667305 0 14 -14 9 1 0.0334720 0 15 -15 10 1 0.0667305 0 16 -16 24 W+ W- 3 3 0 80.38500 2.09229 50.00000 0.00000 0.00000e+00 1 1 0 1 0 0 1 0.3205224 0 -1 2 1 1 0.0174225 0 -1 4 2 1 0.0174459 0 -3 2 3 1 0.3197805 0 -3 4 4 1 0.0000053 0 -5 2 5 1 0.0005987 0 -5 4 6 1 0.1081014 0 -11 12 7 1 0.1081011 0 -13 14 8 1 0.1080222 0 -15 16 -------- End PYTHIA Particle Data Table ----------------------------------------------------------------------------------------- -------- PYTHIA Info Listing ---------------------------------------- Beam A: id = 2212, pz = 4.000e+03, e = 4.000e+03, m = 9.383e-01. Beam B: id = 2212, pz = -4.000e+03, e = 4.000e+03, m = 9.383e-01. In 1: id = -2, x = 2.691e-02, pdf = 2.635e-01 at Q2 = 7.519e+03. In 2: id = 2, x = 7.693e-02, pdf = 6.067e-01 at same Q2. Subprocess f fbar -> W+ W- with code 233 is 2 -> 2. It has sHat = 1.325e+05, tHat = -1.507e+03, uHat = -1.171e+05, pTHat = 3.117e+01, m3Hat = 8.092e+01, m4Hat = 8.546e+01, thetaHat = 1.938e-01, phiHat = 1.501e-01. alphaEM = 7.815e-03, alphaS = 1.305e-01 at Q2 = 7.887e+03. -------- End PYTHIA Info Listing ------------------------------------ -------- PYTHIA Event Listing (hard process) ----------------------------------------------------------------------------------- no id name status mothers daughters colours p_x p_y p_z e m 0 90 (system) -11 0 0 0 0 0 0 0.000 0.000 0.000 8000.000 8000.000 1 2212 (p+) -12 0 0 3 0 0 0 0.000 0.000 4000.000 4000.000 0.938 2 2212 (p+) -12 0 0 4 0 0 0 0.000 0.000 -4000.000 4000.000 0.938 3 -2 (ubar) -21 1 0 5 6 0 101 0.000 0.000 107.629 107.629 0.000 4 2 (u) -21 2 0 5 6 101 0 0.000 0.000 -307.726 307.726 0.000 5 -24 (W-) -22 3 4 7 8 0 0 30.816 4.660 81.763 119.181 80.917 6 24 (W+) -22 3 4 9 10 0 0 -30.816 -4.660 -281.859 296.173 85.455 7 3 s 23 5 0 0 0 102 0 -22.069 20.172 18.066 34.937 0.500 8 -4 cbar 23 5 0 0 0 0 102 52.885 -15.512 63.697 84.244 1.500 9 -3 sbar 23 6 0 0 0 0 103 25.510 0.448 -157.433 159.488 0.500 10 4 c 23 6 0 0 0 103 0 -56.326 -5.108 -124.427 136.686 1.500 Charge sum: -0.000 Momentum sum: 0.000 0.000 -200.096 415.355 363.979 -------- End PYTHIA Event Listing ----------------------------------------------------------------------------------------------- *------- PYTHIA Event and Cross Section Statistics -------------------------------------------------------------* | | | Subprocess Code | Number of events | sigma +- delta | | | Tried Selected Accepted | (estimated) (mb) | | | | | |-----------------------------------------------------------------------------------------------------------------| | | | | | f fbar -> gamma*/Z0 gamma*/Z0 231 | 510 8 8 | 3.688e-09 5.640e-10 | | f fbar' -> Z0 W+- (no gamma*!) 232 | 717 27 27 | 1.195e-08 1.080e-09 | | f fbar -> W+ W- 233 | 833 65 65 | 3.725e-08 2.056e-09 | | | | | | sum | 2060 100 100 | 5.289e-08 2.390e-09 | | | *------- End PYTHIA Event and Cross Section Statistics ----------------------------------------------------------* *------- PYTHIA Error and Warning Messages Statistics ----------------------------------------------------------* | | | times message | | | | 0 no errors or warnings to report | | | *------- End PYTHIA Error and Warning Messages Statistics ------------------------------------------------------*