AWAN Cloud Chamber, Alpha-Air Collision Tracks, ID: 20200617B, 20200617E

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 17
CHAMBER: AWAN
SOURCE: 29.6 kBq (purchased 2013 July) Americium-241 button in lead collimator
TARGET: Atmospheric nuclei @ 1 atm
CONDENSANT: 99 % 2-Propanol (Isopropanol)

CAMERA: Direct photography with NIKON D5000
FOCAL LENGTH: 60 mm
F/-NUMBER, ISO: 6.3, 4000
SHUTTER SPEED: 1/100 s (10 ms)


DATA ANALYSIS

Photographs taken: 296
α-tracks registered: 3072
Average α-tracks per photo: 10.27
Forked tracks: 16 (0.52 %)

GALLERY

AVERAGE QUALITY TRACKS

20200617DSC_0069B

20200617DSC_0081E

20200617DSC_0090E

20200617DSC_0148E

20200617DSC_0177E

POOR QUALITY TRACKS

20200617DSC_0044B

20200617DSC_0048E

20200617DSC_0068B

20200617DSC_0108E

20200617DSC_0137E

20200617DSC_0149E

20200617DSC_0196E

20200617DSC_0214E