The SoLid Experiment Nick Ryder On behalf of the SoLid - - PowerPoint PPT Presentation

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The SoLid Experiment Nick Ryder On behalf of the SoLid - - PowerPoint PPT Presentation

Nov 02, 2022 258 likes •454 views

The SoLid Experiment Nick Ryder On behalf of the SoLid collaboration nick.ryder@physics.ox.ac.uk Merton College, University of Oxford Workshop on Applied Antineutrino Physics 2014 N. Ryder (Oxford) The SoLid Experiment AAP 2014 1 / 19

slide-1
SLIDE 1

The SoLid Experiment

Nick Ryder On behalf of the SoLid collaboration

nick.ryder@physics.ox.ac.uk Merton College, University of Oxford

Workshop on Applied Antineutrino Physics 2014

  • N. Ryder (Oxford)

The SoLid Experiment AAP 2014 1 / 19

slide-2
SLIDE 2

Overview

The SoLid experiment Detection principle Experiment phases:

R&D: 8 kg prototype Phase 1: 288 kg module Phase 2: 2.88 T detector

5.5 m BR2 at SCK•CEN

  • N. Ryder (Oxford)

The SoLid Experiment AAP 2014 2 / 19

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SLIDE 3

SoLid experiment

Probe reactor anomaly Demonstrate reactor monitoring 5 - 10 m from BR2 reactor core 2.88 T detector 5 × 5 × 5 cm3 PVT cubes

6LiF:ZnS(Ag) layers

Wavelength shifting fibres Silicon photomultipliers

5.5 m BR2 at SCK•CEN

  • N. Ryder (Oxford)

The SoLid Experiment AAP 2014 3 / 19

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SLIDE 4

SoLid Collaboration

  • N. Ryder (Oxford)

The SoLid Experiment AAP 2014 4 / 19

slide-5
SLIDE 5

BR2 reactor at SCK CEN

Highly enriched uranium Compact reactor core Low background rate No nearby experiments SCK•CEN are awesome

  • N. Ryder (Oxford)

The SoLid Experiment AAP 2014 5 / 19

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SLIDE 6

Detection principle - composite scintillator

5 cm PVT

6LiF:ZnS(Ag)

n

5 cm

γ γ

time [samples] 50 100 150 200 250 300 350 400 signal amplitude [pixel avalanches]

  • 2

2 4 6 8 10 12 channel 1 channel 7

neutron

time [samples] 50 100 150 200 250 300 350 400 signal amplitude [pixel avalanches] 20 40 60 80 100 120 channel 3 channel 7

µ / γ e/

  • N. Ryder (Oxford)

The SoLid Experiment AAP 2014 6 / 19

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SLIDE 7

Detection principle - segmentation/topology

Inverse beta decay event Fast neutron event

  • N. Ryder (Oxford)

The SoLid Experiment AAP 2014 7 / 19

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SLIDE 8

8 kg prototype detector

Purposes: Proof of composite scintillator concept Develop reconstruction techniques Measure backgrounds at experimental location TRL 2 - 3

  • N. Ryder (Oxford)

The SoLid Experiment AAP 2014 8 / 19

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SLIDE 9

8 kg prototype detector - particle ID

amplitude [PA] 20 40 60 80 100 120 integral [PA] 100 200 300 400 500 600 700 800 900 1000 1 10

2

10

3

10

4

10

Neutrons Muons e/γ

  • N. Ryder (Oxford)

The SoLid Experiment AAP 2014 9 / 19

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SLIDE 10

8 kg prototype detector - time coincidences

  • N. Ryder (Oxford)

The SoLid Experiment AAP 2014 10 / 19

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SLIDE 11

288 kg detector module

Purposes: 80 × 80 × 45 cm3 Proof of event topology concept Measure ¯ νe energy spectrum Compare measured and calculated flux and spectrum Demonstrate reactor monitoring Scale up production, DAQ, etc. Improve reconstruction, analysis TRL 3 - 5

  • N. Ryder (Oxford)

The SoLid Experiment AAP 2014 11 / 19

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SLIDE 12

288 kg detector module - construction

  • N. Ryder (Oxford)

The SoLid Experiment AAP 2014 12 / 19

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SLIDE 13

288 kg detector module - electronics

  • N. Ryder (Oxford)

The SoLid Experiment AAP 2014 13 / 19

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SLIDE 14

288 kg detector module - source tests

  • N. Ryder (Oxford)

The SoLid Experiment AAP 2014 14 / 19

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SLIDE 15

288 kg detector module - simulations

  • N. Ryder (Oxford)

The SoLid Experiment AAP 2014 15 / 19

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SLIDE 16

288 kg detector module - reactor calculations

B eMa trix H

2O

  • D

ba co

  • S

MC M f

Fuel elem ent geom etryproducedwithM URE

A l

Days

5 10 15 20 25

  • 6

10

  • 5

10

  • 4

10

  • 3

10

MCNPX/CINDER90 (SCK.CEN) MURE ENDFB6.8 (SUBATECH)

  • N. Ryder (Oxford)

The SoLid Experiment AAP 2014 16 / 19

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SLIDE 17

288 kg detector module - deployment

  • N. Ryder (Oxford)

The SoLid Experiment AAP 2014 17 / 19

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SLIDE 18

2.88 tonne detector

Purposes: Measure or rule out short baseline oscillations Industrial detector production Online ¯ νe energy spectra TRL 5 - 7

5.5 m BR2 at SCK•CEN

Shape only Rate and shape

  • N. Ryder (Oxford)

The SoLid Experiment AAP 2014 18 / 19

slide-19
SLIDE 19

Conclusions

R&D phase of SoLid experiment nearing completion Backgrounds at reactor measured with 8 kg prototype detector First phase of SoLid experiment ongoing 288 kg detector deployed and starting to take data Second phase to start soon Construction of 2.88 T detector

  • N. Ryder (Oxford)

The SoLid Experiment AAP 2014 19 / 19