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Background Mitigation Strategies Workshop

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  • Monday, 20 July
    • 09:00 → 09:30
      Review Committee Executive Session 30m

      Review of outstanding issues from last review. Discussion of questions and concerns prior to hearing presentations.

      Speaker: Robert Svoboda (UC Davis)
    • 09:30 → 09:40
      Physics Motivations: Supernova Sensitivity 10m
      Speakers: Thiago Bezerra, Thiago Sogo Bezerra (University of Sussex)
      20200720_BG_TF_meeting_SNeff_thiago.pdf
      • Introduction 5m
        Speaker: Robert Svoboda (UC Davis)
      • Supernova sensitivity 10m
        Speaker: Thiago Sogo Bezerra (University of Sussex)
      • Solar sensitivity 10m
        Speaker: Daniel Pershey
      • Solar neutrino anomaly and NSI 10m
        Speaker: Gleb Sinev (Duke University)
      • Overview of new proposed background model 15m
        Speaker: Juergen Reichenbacher (South Dakota School of Mines and Technology)
      • Discussion 10m
    • 09:40 → 09:50
      Physics Motivations: Supernovae Late-time Detection 10m
      Speaker: Shirley Li (SLAC National Accelerator Laboratory)
      Li_SN_latetime.pdf
    • 09:50 → 10:00
      Physics Motivations: Solar Sensitivity 10m
      Speaker: Daniel Pershey
      pershey_20200720.pdf
    • 10:00 → 10:10
      Physics Motivations: Solar Neutrino Anomaly and NSI 10m
      Speaker: Gleb Sinev (Duke University)
      solar-neutrino-anomaly-and-nsi_20200720_v3.pdf
    • 10:10 → 10:30
      Physics Motivations: Overview of New Background Model 20m
      Speaker: Juergen Reichenbacher (South Dakota School of Mines and Technology)
      DUNE_BackgroundsWorkshop_newBGmodel_20July2020_JR.pdf
    • 10:30 → 10:50
      Radon-induced backgrounds: Introduction with Sources and Assay Overview 20m
      Speaker: Juergen Reichenbacher (South Dakota School of Mines and Technology)
      DUNE_BackgroundsWorkshop_radonOverview_20July2020_JR.pdf
      • Introduction, sources and assay results overview 20m
        Speaker: Juergen Reichenbacher (South Dakota School of Mines and Technology)
      • Simulation updates 10m
        Speaker: Pierre Lasorak
      • Cold emanation 10m
        Speaker: Jose Busto
        Radon exhalation in Cu getter at low temperature.pdf
      • Discussion 10m
        Speaker: Vitaly Kudryavtsev (University of Sheffield)
    • 10:50 → 11:05
      Radon-Induced Backgrounds: Simulation Updates 15m
      Speaker: Pierre Lasorak
      200720_BackgroundSimu_Lasorak.pdf
    • 11:05 → 11:20
      Radon-Induced Backgrounds: Cold Emanation 15m
      Speaker: Jose Busto
    • 11:20 → 11:40
      Break 20m
    • 11:40 → 11:55
      Radon-Induced Backgrounds: Alpha-n Backgrounds 15m
      Speaker: Vitaly Kudryavtsev (University of Sheffield)
      neutrons-argon-bgtf-review-jul2020.pdf
      • Alpha-n backgrounds 10m
        Speaker: Vitaly Kudryavtsev (University of Sheffield)
      • Alpha-gamma background 10m
        Speaker: Juergen Reichenbacher (South Dakota School of Mines and Technology)
      • Drift of ions in LAr and plate out 10m
        Speaker: Anyssa Navrer-Agasson (University of Manchester)
      • Alpha scintillation light 10m
        Speaker: Michael Mooney (Colorado State University)
      • Discussion 25m
    • 11:55 → 12:10
      Radon-Induced Backgrounds: Alpha-gamma Background 15m
      Speaker: Juergen Reichenbacher (South Dakota School of Mines and Technology)
      DUNE_BackgroundsWorkshop_radonAlphaGamma_20July2020_JR.pdf
    • 12:10 → 12:25
      Radon-Induced Backgrounds: Drift of Ions in LAr and Plate-out 15m
      Speakers: Anyssa Navrer-Agasson, Anyssa Navrer-Agasson (University of Manchester)
      dune_bkg_workshop_ion_drift_July20.pdf
    • 12:25 → 12:45
      Radon-Induced Backgrounds: Alpha Scintillation Light 20m
      Speakers: Juergen Reichenbacher (South Dakota School of Mines and Technology), Michael Mooney (Colorado State University)
      DUNE_BackgroundsWorkshop_alphaScint_20July2020_JR.pdf
    • 12:45 → 13:00
      Executive Discussion 15m
  • Wednesday, 22 July
    • 09:00 → 09:15
      Detector and Conventional Facilities Materials Assay Results: Introduction, Steel & Foam Results, and Outlook 15m
      Speaker: Juergen Reichenbacher (South Dakota School of Mines and Technology)
      DUNE_BackgroundsWorkshop_assayIntroSteelFoam_22July2020_JR.pdf
      • Introduction, steel and foam results and outlook 14m
        Speaker: Juergen Reichenbacher (South Dakota School of Mines and Technology)
      • Rock, shotcrete and concrete results 13m
        Speaker: Serenity Engel
      • Filter, APA and other assay results 13m
        Speaker: Juergen Reichenbacher (South Dakota School of Mines and Technology)
      • Discussion 10m
    • 09:15 → 09:30
      Detector and Conventional Facilities Materials Assay Results: Rock, Shotcrete, and Concrete Results 15m
      Speakers: Juergen Reichenbacher (South Dakota School of Mines and Technology), Serenity X
      DUNE_BackgroundsWorkshop_assayRockShotcrete_22July2020_JR.pdf
    • 09:30 → 09:50
      Detector and Conventional Facilities Materials Assay Results: Filter, APA, and Other Results 20m
      Speaker: Juergen Reichenbacher (South Dakota School of Mines and Technology)
      DUNE_BackgroundsWorkshop_assayFilterAPAothers_22July2020_JR.pdf
    • 09:50 → 10:10
      Future Plans for Detector Materials Assay Program: Database and Simulation Plans 20m
      Speakers: Christopher Jackson (PNNL), Eric Church (PNNL)
      DUNE_AssayDatabasePlans.pdf
      • Database and simulation plans 20m
        Speaker: Eric Church (PNNL)
      • Overview on assay facilities, capabilities and capacities available; Interaction with consortia and TC 20m
        Speaker: Juergen Reichenbacher (South Dakota School of Mines and Technology)
      • Discussion 10m
    • 10:10 → 10:25
      Future Plans for Detector Materials Assay Program: Overview on Assay Facilities, Capabilities, and Capacities 15m
      Speaker: Juergen Reichenbacher (South Dakota School of Mines and Technology)
    • 10:25 → 10:40
      Future Plans for Detector Materials Assay Program: Interaction with Consortia and TC 15m
      Speaker: Juergen Reichenbacher (South Dakota School of Mines and Technology)
      DUNE_BackgroundsWorkshop_BGsConsortiaInteraction_22July2020_JR.pdf
    • 10:40 → 11:00
      Break 20m
    • 11:00 → 11:10
      External Neutrons: Introduction 10m
      Speaker: Simon Peeters (University of Sussex)
      20200720_ext_n_intro_sjmp.pdf
      • Introduction 5m
        Speaker: Simon Peeters (University of Sussex)
      • From 2x6x1 to full detector simulation 10m
        Speaker: Aran Borkum (University of Sussex)
      • Material properties 10m
        Speaker: James Haiston (South Dakota School of Mines and Technology, Graduate Student)
      • Validation 10m
        Speaker: Eric Church (PNNL)
      • Neutron flux measurements 10m
        Speaker: Juergen Reichenbacher (South Dakota School of Mines and Technology)
      • Neutron flux models 10m
        Speaker: Vitaly Kudryavtsev (University of Sheffield)
      • Simulation results with full 10 kton geometry 25m
        Speaker: Aran Borkum (University of Sussex)
      • Discussion 25m
    • 11:10 → 11:25
      External Neutrons: From 2x6x1 to Full Detector Simulation 15m
      Speaker: Aran Borkum (University of Sussex)
      BKG-Review_1x2x6_to_Full_Geo_220720.pdf
    • 11:25 → 11:40
      External Neutrons: Material Properties 15m
      Speaker: James Haiston (South Dakota School of Mines and Technology, Graduate Student)
      DUNE_BackgroundsWorkshop_extNeutronsMaterials_22July2020_JR.pdf
    • 11:40 → 11:55
      External Neutrons: Validation 15m
      Speaker: Eric Church (PNNL)
      neutron-corroboration.pptx
    • 11:55 → 12:10
      External Neutrons: Neutron Flux Measurements 15m
      Speaker: Juergen Reichenbacher (South Dakota School of Mines and Technology)
      DUNE_BackgroundsWorkshop_extNeutronFluxMeasurements_22July2020_JR.pdf
    • 12:10 → 12:25
      External Neutrons: Neutron Flux Models 15m
      Speaker: Vitaly Kudryavtsev (University of Sheffield)
      neutrons-dune-rock-bgtf-review-july2020.pdf
    • 12:25 → 12:45
      External Neutrons: Simulation Results with Full 10 k-ton Geometry 20m
      Speaker: Aran Borkum (University of Sussex)
      BGK-Review_Sim_results_with_Full_Geo_220720.pdf
    • 12:45 → 13:00
      Executive Session 15m
  • Thursday, 23 July
    • 09:00 → 09:30
      Detector Cleanliness: Cleanliness Requirements 30m
      Speaker: Juergen Reichenbacher (South Dakota School of Mines and Technology)
      DUNE_BackgroundsWorkshop_BGsCleanlinessRequirements_23July2020_JR.pdf
      • Cleanliness requirements 20m
        Speaker: Juergen Reichenbacher (South Dakota School of Mines and Technology)
      • Possible mitigation strategies to meet and/or improve cleanliness 30m
        Speaker: Juergen Reichenbacher (South Dakota School of Mines and Technology)
      • Discussion 10m
    • 09:30 → 10:00
      Detector Cleanliness: Mitigation Strategies to Improve Cleanliness 30m
      Speaker: Juergen Reichenbacher (South Dakota School of Mines and Technology)
    • 10:00 → 10:30
      Low Background Detector Potential: Expected Requirements 30m
      Speaker: Christopher Jackson (PNNL)
      DUNE_lowBackgroundModule.pdf
    • 10:30 → 11:00
      Low Background Detector Module Discussion: Physics Potential 30m
      Speaker: Eric Church (PNNL)
      • Physics potential 15m
        Speaker: Eric Church (PNNL)
      • Requirements expected 25m
        Speaker: Christopher Jackson (PNNL)
      • Discussion 20m
    • 11:00 → 11:20
      Break 20m
    • 11:20 → 13:00
      Review Committee Discussion 1h 40m
  • Wednesday, 29 July
    • 11:30 → 13:00
      Working Group Responses to Review Committee Questions 1h 30m
      Speakers: Juergen Reichenbacher (South Dakota School of Mines and Technology), Simon Peeters (University of Sussex)
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