LHCHXS kick-off meeting on fiducial cross sections

23 Jun 2015, 09:55 → 24 Jun 2015, 23:25 Europe/Zurich

CERN

Florian Urs Bernlochner (Universitaet Bonn (DE)), Pier Francesco Monni (University of Oxford (GB)), Predrag Milenovic (University of Florida (US)), Sabine Kraml (Centre National de la Recherche Scientifique (FR))

LHCHXS meeting on the Higgs fiducial cross section measurements

Tuesday, 23 June

General overview

Broader theoretical overview and summary of Les Houches discussions

1 Introduction and scope of the meeting

Speakers: Florian Urs Bernlochner (Universitaet Bonn (DE)), Pier Francesco Monni (University of Oxford (GB)), Predrag Milenovic (University of Florida (US)), Sabine Kraml (Centre National de la Recherche Scientifique (FR))

Slides LHCHXSWG_FiducialXS_Scope_PM_final.pdf

2 Summary of the LH WS 2015: Session 1 discussions

Speaker: Josh Bendavid (CERN)

Slides lesHouchesHiggsSummary-lhcxswg-Jun22-2015.pdf

3 Summary of the LH WS 2015: Session 2 discussions

Speaker: Christoph Peter Englert (University of Glasgow (GB))

Slides 2015_LH_summary_CERN.pdf

4 Pseudo-observables

Speaker: Gino Isidori (Universitaet Zuerich (CH))

Slides PO_June.pdf

12:00 Lunch break

Measurements in Run 1

ATLAS and CMS approaches to the fiducial cross section measurements in Run 1

5 ATLAS: Review of H -> yy Results

Speaker: Andrew Pilkington (University Of Manchester)

Slides LHC-Higgs-XS-Fiducial-230615.pdf

6 ATLAS: Review of H -> 4lep Results and Combination of both channels

Speaker: Sarah Heim (University of Pennsylvania (US))

Slides SarahHeim_diffXS_06232015.pdf

7 CMS: Approaches to the H -> yy and H -> 4l measurements

Speaker: Nicolas Pierre Chanon (Institut Pluridisciplinaire Hubert Curien (FR))

Slides NC_LHCHiggsXSWG_Fiducial_CMS_23June2015.pdf

15:00 Coffee break

Theoretical aspects

Discussion on theoretical aspects of the fiducial cross section measurements

8 Exclusive VBF at NNLO

Speaker: Frederic Alexandre Dreyer (Centre National de la Recherche Scientifique (FR))

Slides talk_hxswg.pdf

9 Fiducial cross sections at higher orders

Speaker: Fabrizio Caola (CERN)

Slides HXSWG-fiducial_caola.pdf

10 Diboson production at NNLO

Speaker: Massimiliano Grazzini (Universitaet Zuerich (CH))

Slides FiducialXS.pdf

Wednesday, 24 June

Theoretical aspects

Discussion on theoretical aspects of the fiducial cross section measurements

11 Jet-bin modelling and associated uncertainties

Speaker: Dag Gillberg (CERN)

Slides JetBins.pdf

12 Simplified Cross Sections

Speaker: Frank Tackmann (Deutsches Elektronen-Synchrotron (DE))

Slides 2015-06-24_simpXS.pdf

13 BSM review

Speaker: Veronica Sanz Gonzalez

Slides HXSWG_fiducial.pdf

12:00 Lunch break

Experimental aspects

Discussion on experimental aspects of cross section measurements

14 Lessons from the SM fiducial XS measurements

Speaker: Alexander Savin (University of Wisconsin (US))

Slides HiggsXSWorkshop.pdf

15 Fiducial phase space and model dependence (ATLAS, CMS)

Speakers: David Sperka (University of Florida (US)), Stephen Burns Menary (University of Manchester (GB))

Slides FiducialVolumesStephenMenary.pdf FIducialXSMeetingSlides.pdf

16 Unfolding procedures (ATLAS, CMS)

Speakers: Andrea Carlo Marini (Massachusetts Inst. of Technology (US)), Bijan Haney (University of Pennsylvania (US))

Slides 2015_06_24_LHCXSWG.pdf HXSWG_ATLAS_June24.pdf

17 Combination of results (different final states, different experiments)

Speaker: Michaela Queitsch-Maitland (University of Manchester (GB))

Slides FidXSecComb_LHCHXS_24thJun15.pdf

15:30 Coffee break

Open Forum / Discussion: Towards Run 2 and beyond

Open discussion on the ideas towards Run 2 measurements

18 PDF perspectives for Run II

Speaker: Juan Rojo Chacon (University of Oxford (GB))

Slides rojo-hxswg-pdfs.pdf

19 Challenges and discussion about H -> WW, bb, tau tau

Speakers: Andrea Massironi (Northeastern University (US)), Kathrin Becker (University of Oxford (GB)), Roger Wolf (KIT - Karlsruhe Institute of Technology (DE))

Slides

• HTT-2015-06-24-Wolf.pdf
• HWW_LHCHiggsXSWG_240615.pdf
• Jun-24_HWW_FeedBack_to_Theorists_HWWdifferential_Massironi.pdf

20 Target Measurements for Run 2 and additional ideas