LTV beta-bremsstrahlung spectrometer for Gemini 12 Final report
Design and operation of combination bremsstrahlung spectrometer and data processor for radiation monitoring during Gemini 7 flight
Bagwell, R. G.↗
Engineering topics
Chappell, N. E.
Publications and source records attributed to Chappell, N. E..
LTV beta-gamma spectrometer, model BG-1 FINAL report
Beta-gamma spectrometer description for spectra of electrons and bremsstrahlung with elimination of background cosmic radiation
COUNTER↗