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Measurement of replacement factors for a parallel‐plate chamber
Author(s) -
Goswami Ganesh C.,
Kase Kenneth R.
Publication year - 1989
Publication title -
medical physics
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.473
H-Index - 180
eISSN - 2473-4209
pISSN - 0094-2405
DOI - 10.1118/1.596337
Subject(s) - ionization chamber , physics , dosimetry , optics , nuclear medicine , nuclear physics , medicine , ionization , ion , quantum mechanics
We have measured the replacement correction factors ( P repl ) for a PTW/Markus parallel plate chamber at mean incident electron energies of 3.1, 4.4, 8.9, 13.0, 16.3, and 18.8 MeV. The factors are significantly different from unity at low energies.