LHC TOP WG meeting

17 Nov 2015, 09:00 → 18 Nov 2015, 18:00 Europe/Zurich

4/3-006 - TH Conference Room (CERN)

Maria Jose Costa (IFIC Valencia (ES)), Martijn Mulders (CERN), Michelangelo Mangano (CERN)

Periodic open meeting of the LHC TOP Working Group.

Vidyo will be available

Tuesday, 17 November

09:00 → 13:15 Top Mass

09:00 Introduction

Speakers: Maria Jose Costa (IFIC Valencia (ES)), Martijn Mulders (CERN), Michelangelo Mangano (CERN)

TOPLHCWG_intro_151117_MM_v2.pdf

TOPLHCWG_intro_151117_MM_v2.pptx

09:15 New top quark mass measurements from CMS

Speaker: Markus Seidel (CERN)

lhctopwg_mseidel.pdf

09:45 Impact of fragmentation modelling on the jet energy and the top-quark mass measurement using the ATLAS detector

Speaker: Tancredi Carli (CERN)

TopMassPythiaHerwig.pdf

10:15 ATLAS and CMS pole mass measurements

Speaker: Efe Yazgan (Ghent University (BE))

yazgan_toplhcwg_17_18_Nov_2015_final.pdf

10:45 Coffee break

11:15 4-loop corrections M_pole vs M_ms

Speaker: Matthias Steinhauser (KIT)

steinhauser.pdf

11:45 Theoretical considerations on top mass observables

Speaker: Paolo Nason (Universita & INFN, Milano-Bicocca (IT))

TOPWG-17-11-2015.pdf

12:15 Precision determinations of the top-quark mass

Speaker: S. Moch (UHH)

cern-top.pdf

12:45 Thoughts about precision top mass observables

Speaker: Kirill Melnikov (Karlsruhe Institute of Technology, Germany)

topmass.pdf

13:15 → 15:15 Lunch break

15:15 → 18:15 Top quark pair production

15:15 Update on systematics of mtop extraction from b energy peak

Speaker: Roberto Franceschini (CERN)

LHCTOPWG Fall 2015.pdf

15:45 ATLAS and CMS inclusive top quark pair cross section measurements from Run1

Speaker: Carmen Diez Pardos (Deutsches Elektronen-Synchrotron Hamburg and Zeuthen (DE))

ttbarInclusive_toplhcwg.pdf

16:15 ATLAS and CMS 8 TeV differential top quark pair cross section measurements

Speaker: Francesco Spano (Royal Holloway, University of London (GB))

aldayaspanoATLASAndCMSDIffXsec8TeVLHCTopWG18thNov2015.pdf

16:45 Coffee break

17:15 Sub-leading shower effects on top quark distributions

Speaker: Peter Richardson (Durham University)

herwig.pdf

17:45 Summary of ttbar differential Top2015 session

Speaker: Alexander Dimitrov Mitov (University of Cambridge (GB))

AlexanderMitov-TopLHCWG-Nov_2015.pdf

Wednesday, 18 November

09:00 → 12:00 Probing top quark couplings and charge asymmetry

09:00 Single top production and Vtb combination plans

Speaker: Alberto Orso Maria Iorio (Universita e INFN, Napoli (IT))

SingleTopAndVtb_1920112015_v4.pdf

09:30 Ideas for combinations of measurements constraining Wtb vertex

Speaker: Nuno Filipe Castro (LIP, University of Minho and University of Porto (PT))

Wtb_LHCtopWG_18nov2015.pdf

10:00 Determination of the top EW couplings via an EFT approach: theoretical aspects

Speaker: Fabio Maltoni (Universite Catholique de Louvain (UCL) (BE))

TopEW_2015_maltoni.pdf

10:30 Coffee break

11:00 ATLAS and CMS Run1 ttbarV production

Speaker: Tamara Vazquez Schroeder (McGill University (CA))

ttVRun1_TopLHCWG_1711.pdf

11:30 ATLAS and CMS 8 TeV charge asymmetry measurements

Speaker: Thorsten Chwalek (KIT - Karlsruhe Institute of Technology (DE))

LHCtopWG_Nov2015.pdf

12:00 → 13:00 Run 2 results, Monte Carlo and techniques

12:00 Overview of Run2 results

Speaker: Otto Heinz Hindrichs (University of Rochester (US))

Run2results.pdf

12:30 PDF4LHC recommendations update

Speaker: Pavel Nadolsky (Southern Methodist University)

151118.pdf

13:00 → 15:30 Lunch break

15:30 → 17:00 Run 2 results, Monte Carlo and techniques

15:30 Monte Carlo comparisons and particle level and pseudo-top definitions

Speaker: Ben Nachman (SLAC National Accelerator Laboratory (US))

MC_TopLHC_Nachman.pdf

16:00 ATLAS and CMS jet calibration and uncertainties

Speaker: Steven Randolph Schramm (Universite de Geneve (CH))

StevenSchramm-ATLAS-CMS-JES.pdf

16:30 ATLAS and CMS b-tagging calibration and uncertainties

Speaker: Liza Mijovic (Universitaet Bonn (DE))

Mijovic_18112015_toplhcwg_btag.pdf

17:00 → 17:30 Concluding remarks