CH He3 Attenuation Measurements Revisited

Experimental Setup

Polyethylene Structure

This section to include type of poly, location, source-detector distance, images, etc

Preliminary Work

Detector

Include images, model/serial number of detector, physical parameters, etc

Electronics Chain

Include schematic of electronics chain

Components

Each component of electronics chain with make/model, function, and brief description of why it's present

Background Measurements

1250V Background Measurements
Run Number	Configuration	Discriminator Threshold (mV)	Cf-252 Source	Counts	Run Time (Sec)	Count Rate (Hz)	Uncertainty
1	Detector on poly at +1250V	255	No	63	100
2	Detector on poly at +1250V	255	No	52	100
3	Detector on poly at +1250V	255	No	65	100
4	Detector on poly at +1250V	255	No		100
5	Detector on poly at +1250V	255	No		100

He3 Tube Plateau

Measurements

1250V Source Out Data
Run Number	Configuration	Discriminator Threshold (mV)	Cf-252 Source	Counts	Run Time (Sec)	Count Rate (Hz)
1	Detector on 3D printed stands at +1250V	125	No		100
2	Detector on 3D printed stands at +1250V	145	No		100
3	Detector on 3D printed stands at +1250V	155	No		100
4	Detector on 3D printed stands at +1250V	160	No		100
5	Detector on 3D printed stands at +1250V	165	No		100
6	Detector on 3D printed stands at +1250V	170	No		100
7	Detector on 3D printed stands at +1250V	175	No		100
8	Detector on 3D printed stands at +1250V	185	No		100
9	Detector on 3D printed stands at +1250V	205	No		100
10	Detector on 3D printed stands at +1250V	225	No		100
11	Detector on 3D printed stands at +1250V	245	No		100
12	Detector on 3D printed stands at +1250V	255	No		100

1250V Source In Data
Run Number	Configuration	Discriminator Threshold (mV)	Cf-252 Source	Counts	Run Time (Sec)	Count Rate (Hz)
1	Detector on 3D printed stands at +1250V	125	Yes		100
2	Detector on 3D printed stands at +1250V	145	Yes		100
3	Detector on 3D printed stands at +1250V	155	Yes		100
4	Detector on 3D printed stands at +1250V	160	Yes		100
5	Detector on 3D printed stands at +1250V	165	Yes		100
6	Detector on 3D printed stands at +1250V	170	Yes		100
7	Detector on 3D printed stands at +1250V	175	Yes		100
8	Detector on 3D printed stands at +1250V	185	Yes		100
9	Detector on 3D printed stands at +1250V	205	Yes		100
10	Detector on 3D printed stands at +1250V	225	Yes		100
11	Detector on 3D printed stands at +1250V	245	Yes		100
12	Detector on 3D printed stands at +1250V	255	Yes		100

Plateau Plots
Plateau measurements at 700V, source in and source out overlaid.	Plateau measurements at 700V, source in minus source out.	Signal to Noise ratio for 700V at different discriminator voltages

Repeat of Initial Experimental Setup

Experimental Setup

Polyethylene Structure

This section to include type of poly, location, source-detector distance, images, etc

Detector

Include images, model/serial number of detector, physical parameters, etc

Electronics Chain

Include schematic of electronics chain

Components

Each component of electronics chain with make/model, function, and brief description of why it's present

Measurements

1" Green poly

1250V source in
Run Number	Configuration	Discriminator Threshold (mV)	Cf-252 Source	Counts	Run Time (Sec)	Count Rate (Hz)	Uncertainty
1	Detector on 3D printed stands at +1250V	255	Yes		100
2	Detector on 3D printed stands at +1250V	255	Yes		100
3	Detector on 3D printed stands at +1250V	255	Yes		100
4	Detector on 3D printed stands at +1250V	255	Yes		100
5	Detector on 3D printed stands at +1250V	255	Yes		100

2" Green poly (one brick) no thermalizer

1250V source in
Run Number	Configuration	Discriminator Threshold (mV)	Cf-252 Source	Counts	Run Time (Sec)	Count Rate (Hz)	Uncertainty
1	Detector on 3D printed stands at +1250V	255	Yes		100
2	Detector on 3D printed stands at +1250V	255	Yes		100
3	Detector on 3D printed stands at +1250V	255	Yes		100
4	Detector on 3D printed stands at +1250V	255	Yes		100
5	Detector on 3D printed stands at +1250V	255	Yes		100

3" Green poly (one brick & sheet)

1250V source in
Run Number	Configuration	Discriminator Threshold (mV)	Cf-252 Source	Counts	Run Time (Sec)	Count Rate (Hz)	Uncertainty
1	Detector on 3D printed stands at +1250V	255	Yes		100
2	Detector on 3D printed stands at +1250V	255	Yes		100
3	Detector on 3D printed stands at +1250V	255	Yes		100
4	Detector on 3D printed stands at +1250V	255	Yes		100
5	Detector on 3D printed stands at +1250V	255	Yes		100

4" Green poly (two bricks)

1250V source in
Run Number	Configuration	Discriminator Threshold (mV)	Cf-252 Source	Counts	Run Time (Sec)	Count Rate (Hz)	Uncertainty
1	Detector on 3D printed stands at +1250V	255	Yes		100
2	Detector on 3D printed stands at +1250V	255	Yes		100
3	Detector on 3D printed stands at +1250V	255	Yes		100
4	Detector on 3D printed stands at +1250V	255	Yes		100
5	Detector on 3D printed stands at +1250V	255	Yes		100

6" Green poly (three bricks)

1250V source in
Run Number	Configuration	Discriminator Threshold (mV)	Cf-252 Source	Counts	Run Time (Sec)	Count Rate (Hz)	Uncertainty
1	Detector on 3D printed stands at +1250V	255	Yes		100
2	Detector on 3D printed stands at +1250V	255	Yes		100
3	Detector on 3D printed stands at +1250V	255	Yes		100
4	Detector on 3D printed stands at +1250V	255	Yes		100
5	Detector on 3D printed stands at +1250V	255	Yes		100

8" Green poly (four bricks)

1250V source in
Run Number	Configuration	Discriminator Threshold (mV)	Cf-252 Source	Counts	Run Time (Sec)	Count Rate (Hz)	Uncertainty
1	Detector on 3D printed stands at +1250V	255	Yes		100
2	Detector on 3D printed stands at +1250V	255	Yes		100
3	Detector on 3D printed stands at +1250V	255	Yes		100
4	Detector on 3D printed stands at +1250V	255	Yes		100
5	Detector on 3D printed stands at +1250V	255	Yes		100

Attenuation Experiment using HPGe Lynx System as PSU/DAQ

Experimental Setup

Polyethylene Structure

This section to include type of poly, location, source-detector distance, images, etc

Detector

Include images, model/serial number of detector, physical parameters, etc

Electronics Chain

Include schematic of electronics chain

Components

Each component of electronics chain with make/model, function, and brief description of why it's present

Attenuation Experiment using New Modules in Electronics Chain

Experimental Setup

Polyethylene Structure

This section to include type of poly, location, source-detector distance, images, etc

Detector

Include images, model/serial number of detector, physical parameters, etc

Electronics Chain

Include schematic of electronics chain

Components

Each component of electronics chain with make/model, function, and brief description of why it's present

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CaGaS Phase II