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AWAN Cloud Chamber
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(left) Alpha tracks from Uranitite (right) Alpha tracks from Americium-241
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Vacuum Test of AWAN

Monday 28 September 2020

AWAN Cloud Chamber, Track Counts, Acquisition ID: 20200620A

NOTE: This post is a regular update on "one-day-findings" based on the experiment objectives of AWAN_AmαS_At. More of such post will be updated until data acquisition is sufficient for statistical analysis.



PARAMETERS

ACQUISITION DATE: 2020 June 20
CHAMBER: AWAN
SOURCE: 29.6 kBq (purchased 2013 July) Americium-241 button in aluminium slit
TARGET: Atmospheric nuclei @ 1 atm
CONDENSANT: 60 % 2-Propanol (Isopropanol) in 40 % water

CAMERA: Direct photography with NIKON D5000
FOCAL LENGTH: 60 mm
F/-NUMBER, ISO: 3.2, 4000
SHUTTER SPEED: 1/100 s (10 ms)


DATA ANALYSIS

Photographs taken: 226
α-tracks registered: 5611
Electron tracks registered: 53
Forked tracks: 38 (0.68 %)
Photoelectron tracks: 44
Secondary electron tracks: 20
Cosmic ray tracks: 41


GALLERY OF NOTABLE TRACKS


ALPHA COLLISION TRACKS

20200620ADSC_0046

20200620ADSC_0059

20200620ADSC_0098

20200620ADSC_0116

20200620ADSC_0117

20200620ADSC_0140

20200620ADSC_0158

20200620ADSC_0159

20200620ADSC_0166

20200620ADSC_0201

20200620ADSC_0215


ELECTRON TRACKS

20200620ADSC_0078

20200620ADSC_0095

20200620ADSC_0099

20200620ADSC_0100

20200620ADSC_0117

20200620ADSC_0132

20200620ADSC_0206


COSMIC RAY TRACKS

20200620ADSC_0038


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