First Look at the July-August12 TestBeam Data T. Alexopoulos, G. Iakovidis, S. Leontsinis, K. Ntekas...
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Transcript of First Look at the July-August12 TestBeam Data T. Alexopoulos, G. Iakovidis, S. Leontsinis, K. Ntekas...
1
First Look at the July-August12 TestBeam Data
T. Alexopoulos, G. Iakovidis, S. Leontsinis, K. Ntekas
2
fingerSci (SA)
Beam profile wire chamber
727
TEST BEAM SETUP Jul-Aug2012 (27.07.2012-10.08.2012)
Si3Si6Y-inverted
26 26
Jura
1155
50
TOP VIEW
SIDE VIEW
Si1
26
s1
s640
New movable table
(π-, -80 GeV/c)
z
x
z
y
y
xx
(π-, -80 GeV/c)
veto Sci
SBSD
5
SB
Saleve
170
15
SC
5
Si1
26
s1
s640
Si6Y-inverted
26
Si3
26
s1
s1s640
s640
42
16
Info: Test MM: T1-8, p=0.4mm, sw=0.3mm, gp=5mm
X XX XX XX X
T1
T2
T3
T4
T5
T6
T7
T8
XY XY
Tmm3
Tmm2
XY
Tmm5
X XX XX XX X
T1
T2
T3
T4
T5
T6
T7
T8
XY XY
Tmm3
Tmm2
XY
120
Freiburg frame
-θ
Info: Ref MM: Tmm2-6, p=0.250mm, sw=0.150mm, gp=5mm
XY
Tmm6
XY
1250
205
(π-, -120GeV/c after Mon 30.07)
(π-, -120GeV/c after Mon 30.07) Tmm6
Tmm5
s1
s64s256
s1
s1
s25
6
1480
L1
L1
s64
3
4
APV Elx
5Ineffic.= π(d2/4)/L2=0.011 for d=0.3mm & L=2.5mm
L dpillars
Plane Efficiency
Define Normal tracksUse cluster position as a hit
x
x
x
x
x
xx
T1T2
T3T4
T5T6
T7T8
6
missing
Missing cluster positions
pilarpilar
x
x
x
x
x
xx
T1T2
T3T4
T5T6
T7T8
7
Normal Tracks
0.21mrad
0.21mrad
x
x
x
x
x
xx
T1T2
T3T4
T5T6
T7T8
x
0.18mrad
Define Normal tracksUse cluster position as a hit
[rad] [rad]
[rad]
8
Position ResolutionNormal Tracks
x
x
x
x
x
xx
T1T2
T3T4
T5T6
T7T8
x
Define Normal tracksUse cluster position as a hitCalculate residuals
σin
mmx
x
x
x
x
xx
T1T2
T3T4
T5T6
T7T8
σex
final σ=(σin*σex)1/2
9
Angular Resolution
T1T2
T3T4
T5T6
T7T8
θ
Odd MM earliest-time stripEven MM earliest-time stripAll MM earliest-time strip
Odd MM Average stripEven MM Average stripAll MM Average strip
Odd MM track infoEven MM track infoAll MM track info
si sfx
xOdd MM cluster infoEven MM cluster infoAll MM cluster info
10
Theta=20 degrees
uTPC modeθ
11
T12
T34
T56
T78
?
12
Theta=30 degrees
13
T12
T34
T56
T78
?
14
Theta=40 degrees
15
T12
T34
T45
T56
?
16
0.18mrad
0.21mrad0.21mrad
0.37mrad 0.47mrad0.38mrad
0.23mrad0.30mrad 0.33mrad
[rad]
[rad]
[rad] [rad]
[rad] [rad]
[rad][rad] [rad]
17
0.45mrad
0.78mrad
0.55mrad 0.85mrad 0.82mrad
0.87mrad0.93mrad
0.56mrad0.57mrad
[rad] [rad] [rad]
[rad][rad] [rad]
[rad] [rad] [rad]
18
[rad]
[rad] [rad]
[rad]
[rad]
[rad]
[rad][rad] [rad]
19
[rad][rad] [rad]
[rad] [rad] [rad]
[rad][rad] [rad]
20
VMM1
1.6mrad
1.3mrad1.4mrad
0.85mrad0.88mrad
[rad] [rad]
[rad] [rad]
[rad] [rad]
21
22θparal
upn
mm
mm
mm
ResidualsAll MM Track Info
T1 MM
23
final σ=(σin*σex)1/2
x
x
x
T1
T3
T5
T7
10o
x
x
x
T2
T4
T6
T8
mm
mm
24
final σ=(σin*σex)1/2
x
x
x
T1
T3
T5
T7
20o
x
x
x
T2
T4
T6
T8
mm
mm
25
final σ=(σin*σex)1/2
x
x
x
T1
T3
T5
T7
30o
x
x
x
T2
T4
T6
T8
mm
mm
26
final σ=(σin*σex)1/2
x
x
x
T1
T3
T5
T7
40o
x
x
x
T2
T4
T6
T8
mm
mm
27
VMM1 Normal TracksNumber of clusters
Pilars
mm
x
xx
x
T1T2
T3T4
T5T6x
28
VMM1 Normal TracksResiduals
x
xx
xx
T1T2
T3T4
T5T6
29
mm
VMM1 card Flat cable AZ adapter BNL DAQ card
Analog Amplitude & time Lemo cables
Avnet LX9switchx16
mmdaq PCSDC
RJ45
USB
Power supply 8A/5V
CL & triggerSci trigger
APV SRS FEC
Mezz cardFPGA Virtex-7
Trigger Eval board
CL
& t
rig
ger
dis
trib
utio
n
RJ45 RJ45RJ45
RJ45
RJ45
Fast trigger out (LV
DS
)
x16
Monitor out
VMM1 Readout SystemJuly 2012
x16
x16
30
To Ethernet switch
mMegasDetector
FPGA Trigger Processor
Address in Real Time8 planes
VMM1 ControlAnd Digitizer
Trigger & Clock
From SRS(Givi’s card) Trigger/Clock
Distribution
Monitor
Analog AmplitudeAnd Time
31
Theta=30 degrees
32
Theta=30 degrees
33
T12
T34
T56
34
30o20o10o
540V530V520V
30o20o10o
540V530V520V
35
Earliest time of T1 & T2 APV-Earliest time