1. Silicon sensor

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SILICON CALORIMETRY FOR A LINEAR COLLIDER
G.Bashindzhagyan, Il Park


August 2002
1. Silicon sensor
First option One sensor 10?10 cm2 size. Second
option Four sensors 5?5 cm2 size. A cost per 1
cm2 can be essentially less for the second
option.
10 cm
10 cm
6 Si-Wafer
Possible types of Si-sensor
Pixel sensor
Strip sensor
Sensor size 5?5 cm2 Strip width 0.5 cm Strip
area 2.5 cm2 Number of strips 10
Sensor size 5?5 cm2 Pixel size 1.25?1.25
cm2 Pixel area 1.56 cm2 Number of pixels 16
Pixel sensor
For coupled strip sensors
Sensor size 5?5 cm2 Pixel size 0.5?0.5
cm2 Pixel area 0.25 cm2 Number of pixels 100
Two sensor size 5?10 cm2 Strip width 0.5
cm Strip area 5 cm2 Number of strips 10
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SILICON CALORIMETRY FOR A LINEAR COLLIDER
G.Bashindzhagyan, Il Park


August 2002
2. Kapton Cable

• Kapton thickness 20 Еm
• Gold strip-line thickness 10 Еm
• Gold strip-lines width 100 Еm

- The Detector Board (G10 ?)
- Kapton layer
- Gold strip-line on the kapton
- Silicon sensors
- Elastic foam band.
Top View.
2 mm
5 (610) cm
Gold strip-lines
The holes in the kapton
Kapton cable
Detector Board iside the Module. Cross section.
To the module electronics
Kapton cable with gold strip-lines
Elastic foam band
Tungsten
Si-sensor
2.5 mm
Detector board
Tungsten
Gold strip-line
Points of bonding
Gold strip-line
Kapton
Point of bonding
Aluminum on the Si-sensor
Silicon sensor
Aluminum wire ? 25 Еm
Silicon sensor
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SILICON CALORIMETRY FOR A LINEAR COLLIDER
G.Bashindzhagyan, Il Park


August 2002
3. Mechanical Structure.
Possible types of the module
Stainless steel plate
1 m
Module electronics
..
Si/W layers
1 m
Internal structure (not in scale).
Stainless steel plate 10 mm
Tungsten plates 1.4 - 4.2 mm
Spacers glued to W

• Spacers/Ribs
• 500 mm long
• material steel(?), titanium (?)

0.3 mm
3 mm
50 mm
50 mm
0.2 mm
2.5 mm
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SILICON CALORIMETRY FOR A LINEAR COLLIDER
G.Bashindzhagyan, Il Park


August 2002
4. Detector Board.

• Top View.
• Length 50 cm
• Width 5/6/10 cm
• Pixel size 0.25-1.56 cm2

Detector Board G10 (?)
0.2 mm
0.1 mm
0.1 mm
Pixeled Si sensors
Cross section (not in scale).
Kapton cable
Gold strip-lines on the kapton cable
Elastic foam band
2.5 mm
Detector Board
Silicon sensors