The most commonly used portable radiation detection and
measuring instrument, consisting of a gas-filled tube containing electrodes, between
which an electrical voltage but no current flows. When ionizing radiation passes
through the tube, a short, intense pulse of current passes from the negative electrode
to the positive electrode and is measured or counted. The number of pulses per second
measures the intensity of the radiation field. Geiger counters are highly sensitive
to beta particles but relatively insensitive to gamma rays and x-rays.
medical
dictionary, online medical dictionary, medical
terminology dictionary, free online medical
dictionary, medical dictionary, online medical
dictionary, medical terminology dictionary, free
online medical dictionary, dictionary medical,
dictionary medical online, dictionary medical
terminology, dictionary free medical online,
dictionary free medical, dictionary medical
terms, dictionary drug medical medicine,
dictionary health illustrated medical nursing
profession stedmans, dictionary English medical,
dictionary medical online terminology,
dictionary encyclopedia medical online,
condition dictionary medical, dictionary
medical, dictionary drug medical, medical
dictionary software, cyclopedic dictionary index
medical tabers thumb, medical dictionary, online
medical dictionary, medical terminology
dictionary