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Belle II シリコン崩壊点検出器 (SVD)

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501
97
Belle II
(SVD)
Kavli IPMU(WPI)
[email protected] / [email protected]
2016
8
19
1
2
Belle II
1
2
(PXD)
(SVD)
SVD
PiXel Detector
4
2
6
Silicon Vertex Detector
[1] Belle II SVD
15μm
Belle
SVD
SVD
DSSD (Double-Sided Silicon
Detector)
DSSD
2
2016
4
2
DSSD
Belle II
n
z
1
Belle II
(
PXD
)
PXD
PXD
(
)
p
2
SVD
n
pin
SVD
n
SVD
p
3
6
2 Belle II
Belle II
Belle
Belle II
3 SVD
(1,2)
PXD
(3,4,5,6)
SVD
50
98
1
SVD
4 SVD
Belle II SVD
4
7 10 12 16
17°<
< 150°
Belle
SVD
PXD
2
SVD
SVD
3
small
rectangular
135mm
4
large rectangular
Belle
3
509mm 629mm 749mm
SVD
350mm
4
5 6
trapezoidal
PXD
3
4
6
Micron
1
3
1
Belle
strip
PXD
SVD
SVD
SVD1 [2]
SVD1
SVD2 [3]
3
60.5mm
23°<
< 139°
365mm
SVD2
88.0mm
5:
DSSD
4
662mm
SVD1
SVD2
SVD1
5
DSSD
20
17°<
< 150°
APV25[4]
ASIC
(AIREX)
5099
2011
APV25
Belle II SVD
APV25
APV25
DSSD
INFN Pisa
(p-side)
3
6
DSSD
5
Melbourne
TIFR
(n-side)
HEPHY
6
APV25
Kavli IPMU
(chip on sensor)
4
APV25
SVD
SVD
DSSD
6:
DSSD
(p-side)
DSSD
3
APV25
p-side
p-side
n-side
2
Belle II SVD
LHC
APV25
CMS
Belle II SVD
100μm
APV25
300μm
200μm
100μm
APV25
ns)
(>1MGy)
192
APV25
48
20
(50
VME 9U
ADC(FADC)
FADC
FADC
FADC
(FTB)
COPPER
(COmmon Pipeline Platform for Electronics Readout)
COPPER
50μm
LinuxOS
APV25
50
100
APV25
7: APV25
APV25
Belle II SVD
APV25
(p-side)
(p-side)
(n-side)
APV25
(n-side)
APV25
8:
3
3
p-side
APV25
1mm
10μm
7
APV25
8
(p-side)
APV25
7mm×8mm
64×2
APV25
2
64
3
30μm
APV25
4
APV25
F
3
6
505
101
9
SVD
50μm
80cm
2017
SVD
PXD
2018
2018
Belle II
2018
9:
6
F
x y z
(
μm)
[1] K. Adamczyk et al. [Belle II SVD collaboration], Nucl.
x
z
Instrum. Meth. A 824, 406 (2016).
y
[2] A. Abashian et al. [The Belle Collaboration], Nucl.
Instrum. Meth. A 479, 117 (2002).
y
[3] H. Aihara et al., Nucl. Instrum. Meth. A 568, 269
(2006).
[4] M. French et al., Nucl. Instrum. Meth. A 466, 359
(
)
(2001).
10μA
6
90
APV25
APV25
99%
KEK
Belle II
Belle II SVD
2016
3
2
PXD
4
DESY
99%
2016
4
Author
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