Changes between Version 10 and Version 11 of SchoolIndia
 Timestamp:
 12/03/11 05:02:15 (8 years ago)
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SchoolIndia
v10 v11 29 29 30 30 31 = LHC Phenomenology with MadGraph =31 = LHC Phenomenology with !MadGraph = 32 32 33 33 34 34 == Lectures == 35 Find the pdf of the 7 x 1.5 hours lecture:(available after lectures) 36 * General lectures on MC's (mornings) : [http://cp3wks05.fynu.ucl.ac.be/twiki/pub/Physics/Copenhagen2010/lecturesNBI.pdf here]. 37 * MadGraph tutorials (afternoons) : [http://cp3wks05.fynu.ucl.ac.be/twiki/pub/Physics/Copenhagen2010/tutorialsNBI.pdf here]. 38 == References == 35 36 Find the pdf of the 4 x 1 hour lectures and the tutorials:(available after lectures) 37 38 * Lectures (mornings) : [http:// here]. 39 * Ttutorials (afternoons) : [http:// here]. 40 41 == References == 39 42 40 43 * [http://www.hep.phy.cam.ac.uk/theory/webber/QCDbook.html QCD and Collider Physics] by Keith Ellis, James Stirling, Bryan Webber (Cambridge Monographs, 1996). 41 44 * [http://cp3wks05.fynu.ucl.ac.be/twiki/bin/view/Physics/FurtherReading Perspectives on LHC physics, Ed. by G. Kane and A. Pierce]. 42 45 43 == MadGraph and Pheno Exercises == 46 == !MadGraph and Pheno Exercises == 47 44 48 A summary of advanced QCD and pheno exercises can be found [http://cp3wks05.fynu.ucl.ac.be/twiki/pub/Physics/Copenhagen2010/exercisesNBI.pdf here]. 45 === Tutorial 1: Familiarize with MadGraph === 49 50 === Tutorial 1: Familiarize with !MadGraph === 46 51 * Logon to the MadGraph web site and register: http://madgraph.hep.uiuc.edu. 47 52 * Register with a valid email address 48 53 * Feynman diagrams. Generate a few processes (with different QED + QCD couplings) trying to guess which diagrams appear: 49 * u u~>tt~50 * g g>tt~51 * g g>tt~h52 * u u~>tt~bb~54 * u u~ > t t~ 55 * g g > t t~ 56 * g g > t t~ h 57 * u u~ > t t~ b b~ 53 58 * Subprocess identification. List all subprocesses contributing to: 54 * p p>h>tt~bb~55 * p p>tt~bb~56 * p p>tt~jj59 * p p > h > t t~ b b~ 60 * p p > t t~ b b~ 61 * p p > t t~ j j 57 62 * Look at the new physics models and check the particle and interactions content. 58 * Advanced: Download the M G/ME packageand play with the standalone version.63 * Advanced: Download the MadGraph 5 package from launchpad and play with the standalone version. 59 64 * [http://cp3wks05.fynu.ucl.ac.be/twiki/bin/view/Physics/SimpleKinematics Kinematics at the LHC]: refresh the kinematics of an hadron collider. 60 === Tutorial 2: Calculate cross sections and generate events === 65 66 === Tutorial 2: Calculate cross sections and generate events === 61 67 62 68 Generate events for a few selected processes and look at the plots: … … 64 70 * ttbar production with decays: p p > t t~, t > b mu+ vm , t~ > b~ e ve~ 65 71 * VV production: pp>VV> leptons, with V=Z,W. 66 * Single top + Higgs: p p>tHj (QCD=0, QED=3, j=gudsc,p=gudscb). Show that there is a large negative interference between the diagrams.67 * g g>H>WW72 * Single top + Higgs: p p > t H j (QCD=0, QED=3, j=gudsc,p=gudscb). Show that there is a large negative interference between the diagrams. 73 * g g > H > W W 68 74 * Weak boson fusion 69 75 … … 75 81 * [http://cp3wks05.fynu.ucl.ac.be/twiki/bin/view/Physics/tt top production] : $t \bar t$ production, Tevatron vs LHC. 76 82 * [http://cp3wks05.fynu.ucl.ac.be/twiki/bin/view/Physics/tprime t' production] : $t'$ production at the LHC. 77 === Tutorial 3: The full simulation chain and advanced features === 83 84 === Tutorial 3: The full simulation chain and advanced features === 78 85 79 86 Try out the Analysis Tools: 80 * a Fortranbased package: MadAnalysis ( [http://madgraph.phys.ucl.ac.be/cgibin/NewProcess/download.cgi Download it here])87 * a Fortranbased package: MadAnalysis (just do install MadAnalysis) 81 88 82 89 Study what is known of a SM Higgs at the LHC: