DS-20k background coordination call - Kick-off meeting

Friday 22 Jan 2021, 16:00 → 17:40 Europe/Rome

Zoom

Introduction

1 Introduction

Speaker: Roberto Santorelli (CIEMAT)

Introduction

Summary budget

NR produced by neutrons

2 (alpha, n) neutrons from the detector materials

Speakers: Maxim Gromov (SINP MSU), Vicente Pesudo (CIEMAT)

alpha,n

3 Fission neutrons from the detector materials

Speakers: Ludovico Luzzi (Istituto Nazionale di Fisica Nucleare), Paolo Agnes (Houston university), Vicente Pesudo (CIEMAT)

Fission

Fission neutrons.pdf

4 Surface contamination (Rn plate-out)

Speakers: Maxim Gromov (SINP MSU), Oscar Azzolini (LNL), Vicente Pesudo (CIEMAT)

parylene_conformal_coating_v2.png

Surface-induced (a,n)

5 Radiogenic neutrons from outside cryostat

Speakers: Ludovico Luzzi (Istituto Nazionale di Fisica Nucleare), Paolo Agnes (Houston university), Vicente Pesudo (CIEMAT)

6 Cosmogenics neutrons

Speakers: Igor Machulin (NRC "Kurchatov Institute"), SUSANA CEBRIAN (UNIVERSITY OF ZARAGOZA), Sagar Poudel (University of Houston), Shawn Westerdale (Istituto Nazionale di Fisica Nucleare), Teena Vallivilayil John (Istituto Nazionale di Fisica Nucleare)

7 Delayed-n from materials activation UG

Speakers: Igor Machulin (NRC "Kurchatov Institute"), SUSANA CEBRIAN (UNIVERSITY OF ZARAGOZA), Sagar Poudel (University of Houston), Shawn Westerdale (Istituto Nazionale di Fisica Nucleare), Teena Vallivilayil John (Istituto Nazionale di Fisica Nucleare)

delayed neutrons.pdf

NR from neutrinos

8 CEνNS

Speaker: Shawn Westerdale (Istituto Nazionale di Fisica Nucleare)

cevns_backgrounds.pdf

NR-like events

9 Alpha + unresolved S1-S2: Paolo

Speaker: Paolo Agnes (Houston university)

first few slides

10 Cherenkov related backgrounds

Speakers: Michael, Paolo Agnes (Houston university)

second block

Gamma Background

11 Impact of the gammas: Acceptance loss and pile-up

Speakers: Daria Santone (RHUL), Michael, Paolo Agnes (Houston university), SUSANA CEBRIAN (UNIVERSITY OF ZARAGOZA), Vicente Pesudo (CIEMAT)

third block

12 Gammas from detector materials

Speakers: Daria Santone (RHUL), Paolo Agnes (Houston university), Vicente Pesudo (CIEMAT)

fourth block

13 Gamma flux in the Hall C

Speakers: Paolo Agnes (Houston university), Roberto Santorelli (CIEMAT)

14 Cosmogenic activation above ground

Speaker: SUSANA CEBRIAN (UNIVERSITY OF ZARAGOZA)

Cosmogenic activation above ground

15 Cosmogenic activation underground:

Speakers: Igor Machulin (NRC "Kurchatov Institute"), SUSANA CEBRIAN (UNIVERSITY OF ZARAGOZA), Sagar Poudel (University of Houston), Shawn Westerdale (Istituto Nazionale di Fisica Nucleare), Teena Vallivilayil John (Istituto Nazionale di Fisica Nucleare)

Open discussion and concusions

16 Summary

Speaker: Roberto Santorelli (CIEMAT)

17 Open discussion and plans

Speaker: All