AWAN Cloud Chamber, Lepton Tracks, Acquisition ID: 20200617B, 20200617E

NOTE: This post is a regular update on "one-day-findings" based on the experiment objectives of AWAN_AmαS_At. It aims to answer objectives 3 and 4. 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
Lepton Tracks: 23
Photoelectrons: 15
Secondary electron from photoelectrons: 0
Secondary electron from alpha particles: 8

GALLERY

GOOD QUALITY TRACKS

20200617DSC_0118E

AVERAGE QUALITY TRACKS

20200617DSC_0027E

20200617DSC_0054B

20200617DSC_0064B

20200617DSC_0067E

20200617DSC_0097E

20200617DSC_0143E

20200617DSC_0111E

20200617DSC_0219E