Event Generators and Resummation

Europe/Berlin
Seminar room 4 (building 1) (DESY Hamburg)

Seminar room 4 (building 1)

DESY Hamburg

Description
The workshop is jointly organized by the Monte Carlo Group of DESY Analysis Center and the Particle Physics Group of University of Manchester. At the LHC, QCD effects are crucial in the production and/or decay of the particles being measured or sought and in calculating the (often huge) backgrounds. A precise understanding of and ability to calculate QCD contributions is therefore vital to the success of the LHC. With regard to high multiplicity final states, in particular, one has two main approaches: general purpose Monte Carlo algorithms and analytical resummation methods. The Monte Carlos try to simulate high multiplicity event in a fully exclusive way including the summation of large logarithms via the use of a parton shower. Unfortunately the accuracy of this summation is not entirely clear beyond the control of leading logarithmic terms. On the other hand analytic resummation programs make precise predictions by summing up large logarithms at least at next-to-leading logarithmic level but can be performed for a relatively small class of observables.
Participants
  • Adam Kardos
  • Agustin Sabio Vera
  • Andrea Banfi
  • Anna Kulesza
  • ANSHUL GUPTA
  • Arthur Moraes
  • Ben Pecjak
  • Christian Bauer
  • Christopher Vermilion
  • Davison Soper
  • Einan Gardi
  • Elena Yatsenko
  • Erik Gerwick
  • Frank Tackmann
  • Georg Weiglein
  • Germán Rodrigo
  • Hannes Jung
  • Iain Stewart
  • Jeff Forshaw
  • Jennifer Smillie
  • Jochen Bartels
  • Johannes Bluemlein
  • John Collins
  • Jonathan Walsh
  • Juan J. Lopez-Villarejo
  • Judith Katzy
  • Krzysztof Kutak
  • Leif Lönnblad
  • Lorenzo Magnea
  • Maciej Skrzypek
  • Malin Sjodahl
  • Marek Schoenherr
  • Markus Diehl
  • Mathias Ritzmann
  • Michael Krämer
  • Mrinal Dasgupta
  • Robert Thorne
  • Simon Plätzer
  • Simone Alioli
  • Spyridon Argyropoulos
  • Stanislaw Jadach
  • Stefan Gieseke
  • Stefan Prestel
  • Stefano Frixione
  • Thomas Schoerner-Sadenius
  • Wolfgang Ehrenfeld
  • Zoltan Nagy
    • 1
      Registration Seminar room 4 (building 1)

      Seminar room 4 (building 1)

      DESY Hamburg

    • 2
      Welcome Seminar room 4 (building 1)

      Seminar room 4 (building 1)

      DESY Hamburg

    • 3
      MC Event Generators and Soft QCD at the LHC (45'+15') Seminar room 4 (building 1)

      Seminar room 4 (building 1)

      DESY Hamburg

      Speaker: Arthur Moraes
      Slides
    • 10:00
      Coffee break Seminar room 4 (building 1)

      Seminar room 4 (building 1)

      DESY Hamburg

    • 4
      Challenges in hard QCD at LHC (45'+15') Seminar room 4 (building 1)

      Seminar room 4 (building 1)

      DESY Hamburg

      Speaker: Hannes Jung (DESY)
      Slides
    • 5
      Resummation for N-Jet Processes using SCET (45'+15') Seminar room 4 (building 1)

      Seminar room 4 (building 1)

      DESY Hamburg

      Speaker: Iain Stewart
      Slides
    • 12:30
      Lunch break Seminar room 4 (building 1)

      Seminar room 4 (building 1)

      DESY Hamburg

    • 6
      Factorization (45'+15') Seminar room 4 (building 1)

      Seminar room 4 (building 1)

      DESY Hamburg

      Speaker: John Collins
      Slides
    • 7
      Is factorization violated? (30'+15') Seminar room 4 (building 1)

      Seminar room 4 (building 1)

      DESY Hamburg

      Speaker: German Rodrigo
      Slides
    • 8
      Welcome address Seminar room 4 (building 1)

      Seminar room 4 (building 1)

      DESY Hamburg

      Speaker: Joachim Mnich (DESY)
    • 9
      Coulomb gluon (30'+15') Seminar room 4 (building 1)

      Seminar room 4 (building 1)

      DESY Hamburg

      Speaker: Jeff FORSHAW
      Slides
    • 16:40
      Coffee break Seminar room 4 (building 1)

      Seminar room 4 (building 1)

      DESY Hamburg

    • 10
      Parton Distributions and MSTW updates (30'+15') Seminar room 4 (building 1)

      Seminar room 4 (building 1)

      DESY Hamburg

      Speaker: Robert Thorne
      Slides
    • 11
      ABM11 PDF analysis (30'+15') Seminar room 4 (building 1)

      Seminar room 4 (building 1)

      DESY Hamburg

      Speaker: Johannes BLUEMLEIN
      Slides
    • 12
      Parton Showers (45'+15') Seminar room 4 (building 1)

      Seminar room 4 (building 1)

      DESY Hamburg

      Speaker: Stefan Gieseke
      Slides
    • 13
      NLO parton shower for LHC physics -- hard process and beyond (30'+15') Seminar room 4 (building 1)

      Seminar room 4 (building 1)

      DESY Hamburg

      Speaker: Stanislaw JADACH
      Slides
    • 10:30
      Coffee break Seminar room 4 (building 1)

      Seminar room 4 (building 1)

      DESY Hamburg

    • 14
      Matching (LO, NLO) (45'+15') Seminar room 4 (building 1)

      Seminar room 4 (building 1)

      DESY Hamburg

      Speaker: Leif Lonnblad
      Slides
    • 15
      VINCIA (30'+15') Seminar room 4 (building 1)

      Seminar room 4 (building 1)

      DESY Hamburg

      Speaker: Juan J. LOPEZ-VILLAREJO
      Slides
    • 12:35
      Lunch break Seminar room 4 (building 1)

      Seminar room 4 (building 1)

      DESY Hamburg

    • 16
      Merging of NLO and the need for higher order resummation (45'+15') Seminar room 4 (building 1)

      Seminar room 4 (building 1)

      DESY Hamburg

      Speaker: Christian BAUER
      Slides
    • 17
      From resummed calculations to exclusive events with Geneva (30'+15') Seminar room 4 (building 1)

      Seminar room 4 (building 1)

      DESY Hamburg

      Speaker: Christopher VERMILION
      Slides
    • 15:45
      Coffee break Seminar room 4 (building 1)

      Seminar room 4 (building 1)

      DESY Hamburg

    • 18
      MC@NLO vs POWHEG (30'+15') Seminar room 4 (building 1)

      Seminar room 4 (building 1)

      DESY Hamburg

      Speaker: Marek SCHOENHERR
      Slides
    • 19
      POWHEG: matching NLO QCD with SMC (30'+15') Seminar room 4 (building 1)

      Seminar room 4 (building 1)

      DESY Hamburg

      Speaker: Simone Alioli
      Slides
    • 20
      Herwig++ @ NLO (30'+15') Seminar room 4 (building 1)

      Seminar room 4 (building 1)

      DESY Hamburg

      Speaker: Simon Plaetzer
      Slides
    • 21
      The HEJ Approach to Multi-Jet Production (30'+15') Seminar room 4 (building 1)

      Seminar room 4 (building 1)

      DESY Hamburg

      Speaker: Jennifer SMILLIE
      Slides
    • 22
      Nonlinear equation for coherent gluon emission (30'+15') Seminar room 4 (building 1)

      Seminar room 4 (building 1)

      DESY Hamburg

      Speaker: Krzysztof KUTAK
      Slides
    • 10:30
      Coffee break Seminar room 4 (building 1)

      Seminar room 4 (building 1)

      DESY Hamburg

    • 23
      Resummation (45'+15') Seminar room 4 (building 1)

      Seminar room 4 (building 1)

      DESY Hamburg

      Speaker: Lorenzo MAGNEA
      Slides
    • 24
      Webs (30'+15') Seminar room 4 (building 1)

      Seminar room 4 (building 1)

      DESY Hamburg

      Speaker: Einan Gardi
      Slides
    • 12:35
      Lunch break Seminar room 4 (building 1)

      Seminar room 4 (building 1)

      DESY Hamburg

    • 25
      Resummation (30'+15') Seminar room 4 (building 1)

      Seminar room 4 (building 1)

      DESY Hamburg

      Speaker: Andrea BANFI
      Slides
    • 26
      Clustering Effects and Non-Global Logs for Vetoed Cross Sections (30'+15') Seminar room 4 (building 1)

      Seminar room 4 (building 1)

      DESY Hamburg

      Speaker: Jonathan Walsh
    • 15:30
      Coffee Break Seminar room 4 (building 1)

      Seminar room 4 (building 1)

      DESY Hamburg

    • 27
      Understanding Parton Showers (DESY Seminar) Seminar room 4 (building 1)

      Seminar room 4 (building 1)

      DESY Hamburg

      Speaker: Davision Soper
      Slides
    • 19:30
      Workshop Dinner Groeninger brewery (Universe)

      Groeninger brewery

      Universe

    • 28
      Subleading color (30'+15') Seminar room 4 (building 1)

      Seminar room 4 (building 1)

      DESY Hamburg

      Speaker: Malin Sjodahl
      Slides
    • 29
      Parton shower evolution with subleading color (30'+15') Seminar room 4 (building 1)

      Seminar room 4 (building 1)

      DESY Hamburg

      Speaker: Davison Soper
      Slides
    • 10:30
      Coffee break Seminar room 4 (building 1)

      Seminar room 4 (building 1)

      DESY Hamburg

    • 30
      Top production (30'+15') Seminar room 4 (building 1)

      Seminar room 4 (building 1)

      DESY Hamburg

      Speaker: Ben Pecjak
      Slides
    • 31
      t\bar{t}+X hadroproduction within the PowHel framework Seminar room 4 (building 1)

      Seminar room 4 (building 1)

      DESY Hamburg

      Speaker: Adam Kardos
      Slides
    • 32
      Closing Seminar room 4 (building 1)

      Seminar room 4 (building 1)

      DESY Hamburg