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CCologneologne

CaCalorimeterlorimeter

• Mechanics• Electronics• ∆E-E-Detectors

RIB vom FRS

Sekundary

targetDiamond or

Plastic

Time-of-Flight (∆E, x, y)

CsIDSSD DSSD

(E)(x, y)

Reminder: Detection principle

NUSTAR weekMarch. 1st 2009, GSI

University of CologneAndreas Wendt

LYCCA-0 ∆E-E-hardware:12 DSSDs

12x9 CsI (long/short)

LYCCA chamber:• up to 72 KEL-Feethroughs

• 32 SHV+Lemo-FT

• awaiting installation to S4

(front)

(back)

University of CologneAndreas Wendt

Overview: LYCCA-0 mechanics

NUSTAR weekMarch. 1st 2009, GSI

(Chamber @ X7) (Vacuum tests @ cologne, 5·10-5mbar)

University of CologneAndreas Wendt

Overview: LYCCA-0 mechanics

NUSTAR weekMarch. 1st 2009, GSI

LYCCA skeleton:ready: mounting this week

Kel-Feedthrough

30 pcs. tested

200 MeV:

• 18 available

4 GeV:

• prototype tested

• 22 available

LYCCA-0:

DSSD 384ch + CsI 108ch

→ 12 + 4 PreAmps

University of CologneAndreas Wendt

16ch 9ch

9ch 9ch 9ch

9ch 9ch 9ch

9ch

9ch

9ch

9ch9ch

16ch

16ch16ch

16ch

16ch

16ch

16ch

64ch

64ch

64ch

64ch

Overview: Electronics

9ch

9ch

64ch+9ch

9ch

LYCCA for S272:

DSSD 64ch + CsI 36ch

→ 2 + 2 PreAmps

(x2 / x4 join-board)

NUSTAR weekMarch. 1st 2009, GSI

32ch - CSP

∆E-detector status:

• 9 DSSDs ready!

2 @ GSI for S272

7 @ Cologne

• 9 @ Lund, awaiting bonding

[2 ∆E-detectors tested in-beam]

University of CologneAndreas Wendt

- 32 x 32 strips

- Active area 58 x 58 mm²

- Interstrip distance : 75 µm

- thickness: 300 µm

12 ∆E-detector needed for LYCCA-0

Status: Silicon detectors

Ordering status:

• 18 DSSDs delivered

• all T-boards delivered

• connectors on-hand

NUSTAR weekMarch. 1st 2009, GSI

1st layout:

• tested in beam

• 9 coax. Cables per E-Block

2nd layout:

• board readout via 22ch Flat

• rejected due to non-coax

3rd layout:

• readout via board + MMCX

• tested off-beam, approved

• all PCBs for 4 modules ready

University of CologneAndreas Wendt

CsI scintillators: readout

NUSTAR weekMarch. 1st 2009, GSI

„short“ crystals (13+7mm)

• 2 E-Blocks assembled, tested

• crystals for another 4 blocks available

• mechanics for 12 E-Blocks available

„long“ crystals (33+7mm)

• crystals for 13 E-Blocks on hand

• 4 E-Blocks used for S272 ready

40

.0

short

long

University of CologneAndreas Wendt

CsI scintillators: production

NUSTAR weekMarch. 1st 2009, GSI

Collaboration

P. Reiter, A. Wendt, C. Goergen,

G. Pascovici, J. Taprogge, S. Thiel

University of Cologne

D. Rudolph, P. Golubev, R. Hoischen

Lund University

M. A. Bentley, M. Taylor, S. Fox

University of York

J. Gerl, GSI

PreSpec Collaboration

NUSTAR Simulation group

2009 May 10 Jul. 10

University of CologneAndreas Wendt

Oct. 10

Timeline

Mar. 10

LYCCA-0

Comissioning

@ FRS

Pre

Sp

ec

I @

FR

S

Test

@ S272?

NUSTAR weekMarch. 1st 2009, GSI

FWHM: 41 keV @ 5484 keV

~ 0,75 % (241Am) 6 cm

University of CologneAndreas Wendt

Acceptance tests: DSSD

Test chamber

NUSTAR weekMarch. 1st 2009, GSI

• 5.15 - 5.8 MeV α-source

• ~3 MeV loss in wrapping

• 200 MeV dynamic range (Si) PreAmp

University of CologneAndreas Wendt

Functionality tests: CsI

NUSTAR weekMarch. 1st 2009, GSI