XLZD Collaboration meeting 2025 @ LNGS

30 Jun 2025, 08:30 → 2 Jul 2025, 23:00 Europe/Rome

Auditorium "E. Fermi" (LNGS)

The XLZD Collaboration meeting will be hosted by the INFN Gran Sasso National Laboratory. It will take place from Monday June 30 to Wednesday July 2, 2025.

 

The Fee for the meeting amounts to 120 Euros, and it will be paid after registration.

Zoom links for online participants:

• Fermi Auditorium
• Majorana Room
• Pontecorvo Room
• Rossi Room

INFN_privacy_policy_conferences_and_scientific_meetings.pdf

Monday, 30 June

08:30 → 11:00 DAY 1: Morning 1

08:30 Registration

09:30 Welcome

Speaker: Marco Selvi

XLZD-welcome-at-LNGS.pdf

09:40 Status of XLZD

https://docs.google.com/presentation/d/1a1uwPGhUJJ2De_YaEX7gr7e3JGSCIujyYB4fsZWeYVQ/edit?usp=sharing

Speakers: Dan Akerib, Marc Schumann

spokespersons.pdf

10:20 Updates: IB chair

Speaker: Carter Hall

Hall-XLZD-IB-Update-June2025.pdf

10:30 Simulations / Software TF

Speakers: Kaixuan Ni, Theresa Fruth

XLZD Simulations Task Force (Collab Meeting)-2.pdf

10:40 Detector WG

Speakers: Joern Mahlstedt, Tom Shutt

LNGS2025WG34.pdf

10:50 Siting TF

https://docs.google.com/presentation/d/10fh0Y8SublKYnwqSqaNgQZ3Akc1bx78HtsFr7GOqWZw/edit?usp=sharing

Speakers: Hugh Lippincott, Marco Selvi

WG5 Siting Update - June_July 2025.pdf

11:00 → 11:30 Coffee break

11:30 → 13:30 DAY 1: Morning 2

11:30 XLZD @ Boulby

Speaker: Henrique Araujo

XLZD@Boulby_LNGS_HA250630.pdf

12:00 XLZD @ LNGS

Speaker: Marco Selvi

XLZD-at-LNGS.pdf

12:30 XLZD @ SURF

Speaker: Tom Shutt

XLZDatSURF_Shutt.pdf

13:00 XLZD @ SNOLAB

Speaker: Hugh Lippincott

XLZD@SNOLAB - June 2025 Collaboration Meeting-2.pdf

13:30 → 14:30 Lunch break

14:30 → 16:30 DAY 1: Afternoon

14:30 Siting (discussion)

15:00 Movies on the Safety Procedures to Access Underground

Safety Briefing ENG(1).mp4

Safety measurements for visit underground

15:10 Engineering framework

Speaker: Joe O'Dell

Engineering frameworks - LNGS 30 June 2025.pdf

15:30 Cryostat studies

Speakers: Liam Cooper, Pawel Majewski

Collaboration Meeting (20250630) - Cryostat Talk.pdf

15:50 Xenon acquisition

Speaker: Laura Baudis

xlzd_xenon_july2025.pdf

16:10 Collaboration picture

XLZD-CollaborationPicture.jpg

16:15 Ongoing studies: 0vbb

Speaker: Alex Lindote

Requirements from 0𝝂𝛽𝛽.pdf

16:15 → 16:40 Coffee break

16:40 → 19:10 Visit to underground lab

XLZD-UndergroundVisit-Jun30.pdf

Tuesday, 1 July

09:00 → 11:30 DAY 2: Science

09:00 WG1: Science & Sensitivity

Speaker: Tina Pollmann

2025WG1 XLZD coll meeting -2.pdf

09:15 Requirements TF

Speaker: Daniel Tovey

XLZD_010725.pdf

09:30 Ongoing studies: DM

Speakers: Knut Dundas Morå, Maike Doerenkamp, Robert James

XLZD WS performance studies (collaboration meeting talk)-1.pdf

10:15 XLZD Awards

Speakers: Kimberly Palladino (University of Oxford), Laura Baudis (University of Zurich)

XLZD INAUGURAL AWARDS.pdf

10:30 "Uncontroversial" Design Topics

Speaker: Tom Shutt

UncontroversialDesignTopics.pdf

10:50 A Design Idea

Speaker: Ran Budnik

Hear me out.pdf

11:00 → 11:30 Coffee break

11:30 → 12:50 Breakout session I: Cryogenics, Purification

11:30 Cryogenics, Purification (contributions)

11:30 → 12:50 Breakout session I: Cryostat and Outer Detectors

11:30 Cryostat and Outer Detectors (contributions)

Outer-Detector-Subsystem-2025-07-01.pdf

XLZD cryostat - outer detectors.pdf

11:30 → 12:50 Breakout session I: DAQ, Slow Control, Computing

11:30 DAQ, Slow Control, Computing (contributions)

2025_07_01 LZ Slow Control For XLZD.pdf

XENON Slow Control - For XLZD 2025.pdf

11:30 → 12:50 Breakout session I: LXe Detector

11:30 LXe detector (contributions)

12:50 → 13:31 DAY 2: Summary breakout session I

13:31 → 14:30 Lunch break

14:30 → 16:30 DAY 2: Afternoon

14:30 Cryogenic Distillation XLZD

Speaker: Daniel Wenz

LowRadMuenster.pdf

14:50 Xenoscope

Speaker: Jose Cuenca Garcia (UZH)

XLZD_Xenoscope_Cuenca.pdf

15:05 PANCAKE

Speaker: Sebastian Lindemann (University of Freiburg)

20250701_XLCD_PANCAKE_Lindemann.pdf

15:20 XMASS

Speaker: Masaki Yamashita

20250701_xlzd_kamioka_yamashita.pdf

15:35 LNTF

Speaker: Tomasz Biesiadzinski

2025_07_01 LNTF For XLZD.pdf

15:50 Mainz

Speaker: Alexander Deisting

xlzd-cm_mainz-facilities_2025_week27.pdf

16:05 LNGS Director

Speaker: Ezio Previtali

XLZD_short-LNGS-exp.pdf

16:30 → 17:00 Coffee break

17:00 → 19:00 Visit to underground lab

XLZD-UndergroundVisit-Jul1.pdf

XLZD-VisitUnderground-July1.jpg

19:30 → 22:30 Social Dinner

at Rifugio Montecristo https://g.co/kgs/GMJ4Tf9

Wednesday, 2 July

09:00 → 10:00 DAY 3: Photosensors

09:00 PMTs+SiPMs

Speakers: Laura Baudis, Masaki Yamashita, Shingo Kazama

xlzd_pmts_july2025.pdf

09:40 SPADs

Speaker: Michael Keller

XLZD_Meeting_DigitalSiPMs.pdf

10:00 → 11:00 DAY 3: Cold electronics

10:00 LNGS

Speaker: Alessandro Razeto

XLZD-cold_electronics-2_Jul_2024.pdf

10:15 SLAC

Speaker: Ann Wang

XLZD_workshop_cryo_electronics_20250702.pdf

10:30 Single electrons, photons

Speakers: Ann Wang, Tina Pollmann

ACBackgrounds_XZLDCollaborationMeetingLNGS2025.pdf

11:00 → 11:30 Coffee break

11:30 → 12:00 DAY 3: Poster session

11:30 Electrode characterisation at JGUM: Sagging measurements and defect searches using Corona discharges

Speaker: Alexander Deisting

XLZD-CM_2025-07_Poster-Mainz-electorde-QA_A-Deisting.pdf

11:31 Provisional Design of the XLZD Cryostat Suspension and Levelling Systems for Boulby Underground Laboratory

Speaker: Adrian Steffen Schwenck (Karlsruhe Institute of Technology (KIT))

XLZD_CM_2025_Schwenck.pdf

11:32 High-voltage Test Facilities Towards XLZD

Speaker: Alexey Elykov

Electrode_and_HV_test_facilities_at_KIT.pdf

11:33 Preliminary Simulations of the XLZD Outer Detector

Speaker: Sean Hughes

poster_XLZDCollabMeeting_SeanHughes.pdf

11:34 UK Radiopurity Assaying Facilities and Programs

Speaker: Ferdos Dastgiri

XLZD_workshop_poster_v2_Dastgiri.pdf

11:35 XLZD UK – Assembly Integration Development

Speaker: Alex Jones

XLZD Collaboration Conference - Assembly Integration Poster Revised - AlexJones.pdf

11:36 Development of Hermetic Xenon Detector for XLZD

Speaker: Ryuta Miyata

XLZD_CM_poster_20250615_MiyataRyuta.pdf

11:37 XeLiPS: The Xenon liquefaction, purification andstorage system

Speaker: Francesco Lombardi

XeLiPS_update_Poster.pdf

11:38 R&D on transparent electrodes

Speaker: Chiara Di Donato

XLZD-Meeting-Poster-ChiaraDiDonato.pdf

11:39 MOTION: a facility for high voltage in liquid xenon

Speaker: Yanina Biondi

Scientific_Evaluation_Matter_Poster-MU-FPF_V20241220.pdf

11:40 Photoluminescence of detector components under UV and VUV light

Speaker: Pranati Kharbanda

XLZD meeting poster - Photoluminescence of detector components - Pranati.pdf

11:41 Flex-cable readout for XLZD Skin Detector and beyond

Speaker: Arindam Roy

XLZD_CM2025_SD_Flex_cables_poster.pdf

11:42 XLZD Outer Detector Neutron Veto Efficiency

Speaker: Sam Woodford

SW_XLZD_NV_Poster_Final.pdf

11:43 Ultra-sensitive radon assay using an electrostatic chamber in a recirculating system

Speaker: Brian Mong

BMong Rn Assay Poster.pdf

11:44 Noble Liquid Capabilities at Lawrence Livermore National Laboratory

Speaker: Rachel Mannino

LLNL_NobleLiquidGroup_XLZD.pdf

11:45 Early Optical Simulations of the Skin Detector

Speaker: Tim Marley

XLZD_collaboration_meeting_early_Skin_optical_simulations_poster.pdf

12:00 → 13:30 Breakout session II: Cryogenics, Purification

12:00 Cryogenics, Purification (contributions)

ZOOM link.pdf

12:00 → 13:30 Breakout session II: Cryostat and Outer Detectors

12:00 Cryostat and Outer Detectors (contributions)

OD_Sims_UK_XLZDJune2025.pdf

XLZD cryostat - outer detectors-2.pdf

12:00 → 13:30 Breakout session II: LXe Detector

12:00 LXe detector (contributions)

12:00 → 13:30 Breakout session II: Screening, Calibration

12:00 Screening, Calibration (contributions)

13:30 → 14:30 Lunch break

14:30 → 15:20 DAY 3: Afternoon 1

14:30 Radiopurity and Screening

Speaker: Jim Dobson

XLZD_radiopurity_and_screening_JimDobson020725.pdf

14:50 Computing

Speaker: Daniela Bauer

XLZD Computing.pdf

15:20 → 16:00 DAY 3: Summary breakout session II

15:20 Summary of Breakout sessions

20250702 Summary from Slow Control Discussions.pdf

Screening breakout session summary - 2nd July 2023 - XLZD collab LNGS.pdf

WBS1.03-WBS1.04-BreakoutReport-July2025.pdf

16:00 → 16:30 Coffee break

16:30 → 18:20 DAY 3: Afternoon 2

16:30 R&D Requirements (discussion)

20250702_XLZD_R&D_yamashita.pdf

17:00 Environmental sustainability

Speaker: Asher Kaboth

Environment_2025-07-02.pdf

17:20 0vbb in XLZD (discussion)

17:50 Conclusions

Speakers: Dan Akerib, Marc Schumann